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Manual Dell R720

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Summary
  • Dell R720 - page 1

    Dell PowerEdge R720 and R720xd Owner's Manual Regulatory Model: E14S Series Regulatory Type: E14S001 ...

  • Dell R720 - page 2

    Notes, Cautions, and Warnings NOTE: A NOTE indicates important information that helps you make better use of your computer. CAUTION: A CAUTION indicates either potential damage to hardware or loss of data and tells you how to avoid the problem. WARNING: A WARNING indicates a potential for property damage, personal injury, or death. Copyright © 201 ...

  • Dell R720 - page 3

    Contents 1 About Your System...................................................................................................................... 8 Front-Panel Features And Indicators ....................................................................................................................... 8 LCD Panel Features ........................ ...

  • Dell R720 - page 4

    Boot Manager Screen ...................................................................................................................................... 33 UEFI Boot Menu ............................................................................................................................................... 33 Embedded System Management ... ...

  • Dell R720 - page 5

    Removing The Cooling-Fan Assembly .............................................................................................................. 57 Installing The Cooling-Fan Assembly ............................................................................................................... 58 Internal USB Memory Key (Optional) ................ ...

  • Dell R720 - page 6

    Installing A Processor ...................................................................................................................................... 87 Power Supplies ....................................................................................................................................................... 88 Hot Spare Feature . ...

  • Dell R720 - page 7

    Troubleshooting System Memory ......................................................................................................................... 127 Troubleshooting An Internal USB Key .................................................................................................................. 128 Troubleshooting An SD Card ............ ...

  • Dell R720 - page 8

    1 About Your System Front-Panel Features And Indicators Figure 1. Front-Panel Features and Indicators (3.5 Inch Chassis)—PowerEdge R720 Figure 2. Front-Panel Features and Indicators (2.5 Inch Chassis)—PowerEdge R720 Item Indicator, Button, or Connector Icon Description 1 Power-on indicator, power button The power-on indicator lights when the sy ...

  • Dell R720 - page 9

    Item Indicator, Button, or Connector Icon Description the front and the system status indicator on the back flashes until one of the buttons is pressed again. Press to toggle the system ID on and off. If the system stops responding during POST, press and hold the system ID button for more than five seconds to enter BIOS progress mode. To reset iDRA ...

  • Dell R720 - page 10

    Item Indicator, Button, or Connector Icon Description 12 Tape drive slot (optional) One optional 3.5 inch tape backup unit. Figure 3. Front-Panel Features and Indicators (3.5 Inch Chassis)—PowerEdge R720xd Figure 4. Front-Panel Features and Indicators (2.5 Inch Chassis)—PowerEdge R720xd Item Indicator, Button, or Connector Icon Description 1 Di ...

  • Dell R720 - page 11

    Item Indicator, Button, or Connector Icon Description 4 NMI button Used to troubleshoot software and device driver errors when running certain operating systems. This button can be pressed using the end of a paper clip. Use this button only if directed to do so by qualified support personnel or by the operating system's documentation. 5 Hard d ...

  • Dell R720 - page 12

    Item Button Description 1 Left Moves the cursor back in one-step increments. 2 Select Selects the menu item highlighted by the cursor. 3 Right Moves the cursor forward in one-step increments. During message scrolling: • Press once to increase scrolling speed • Press again to stop • Press again to return to default scrolling speed • Press ag ...

  • Dell R720 - page 13

    Option Description iDRAC IP Displays the IPv4 or IPv6 addresses for the iDRAC7. Addresses include DNS ( Primary and Secondary ), Gateway , IP , and Subnet (IPv6 does not have Subnet). MAC Displays the MAC addresses for iDRAC , iSCSI , or Network devices. Name Displays the name of the Host , Model , or User String for the system Number Displays the ...

  • Dell R720 - page 14

    Electrical indicator Condition Corrective Action The indicator blinks amber if the system experiences an electrical error (for example, voltage out of range, or a failed power supply or voltage regulator). See the System Event Log or system messages for the specific issue. If it is due to a problem with the power supply, check the LED on the power ...

  • Dell R720 - page 15

    Hard-Drive Indicator Patterns Figure 6. Hard-Drive Indicators 1. hard-drive activity indicator (green) 2. hard-drive status indicator (green and amber) NOTE: If the hard drive is in Advanced Host Controller Interface (AHCI) mode, the status indicator (on the right side) does not function and remains off. Drive-Status Indicator Pattern (RAID Only) C ...

  • Dell R720 - page 16

    Back-Panel Features And Indicators Figure 7. Back-Panel Features and Indicators—PowerEdge R720 Figure 8. Back-Panel Features and Indicators—PowerEdge R720xd Item Indicator, Button, or Connector Icon Description 1 System identification button The identification buttons on the front and back panels can be used to locate a particular system within ...

  • Dell R720 - page 17

    Item Indicator, Button, or Connector Icon Description 4 PCIe expansion card slots low–profile (3) Allows you to connect up to three PCI Express expansion cards. 5 Serial connector Allows you to connect a serial device to the system. 6 Video connector Allows you to connect a VGA display to the system. 7 USB connectors (2) Allows you to connect USB ...

  • Dell R720 - page 18

    Indicator Indicator Code Link and activity indicators are off The NIC is not connected to the network. Link indicator is green The NIC is connected to a valid network at its maximum port speed (1 Gbps or 10 Gbps). Link indicator is amber The NIC is connected to a valid network at less than its maximum port speed. Activity indicator is blinking gree ...

  • Dell R720 - page 19

    Power Indicator Pattern Condition Not lit Power is not connected. Green The handle/LED indicator lights green indicating that a valid power source is connected to the power supply and that the power supply is operational. Flashing amber Indicates a problem with the power supply. CAUTION: When correcting a power supply mismatch, replace only the pow ...

  • Dell R720 - page 20

    2 Using The System Setup and Boot Manager System Setup enables you to manage your system hardware and specify BIOS-level options. The following keystrokes provide access to system features during startup: Keystroke Description <F2> Opens the System Setup page. <F10> Enters System Services and starts Lifecycle Controller, which supports ...

  • Dell R720 - page 21

    You must select the boot mode in the Boot Mode field of the Boot Settings screen of System Setup. Once you specify the boot mode, the system boots in the specified boot mode and you then proceed to install your operating system from that mode. Thereafter, you must boot the system in the same boot mode (BIOS or UEFI) to access the installed operatin ...

  • Dell R720 - page 22

    System Setup Main Screen NOTE: Press <Alt><F> to reset the BIOS or UEFI settings to their default settings. Menu Item Description System BIOS This option is used to view and configure BIOS settings. iDRAC Settings This option is used to view and configure iDRAC settings. Device Settings This option is used to view and configure device s ...

  • Dell R720 - page 23

    Menu Item Description System BIOS Version Displays the BIOS version installed on the system. System Service Tag Displays the system Service Tag. System Manufacturer Displays the name of the system manufacturer. System Manufacturer Contact Information Displays the contact information of the system manufacturer. Memory settings screen Menu Item Descr ...

  • Dell R720 - page 24

    Menu Item Description QPI Speed Allows you to set the QuickPath Interconnect data rate settings. By default, the QPI Speed option is set to Maximum data rate . NOTE: The QPI speed option displays only when both the processors are installed. Alternate RTID (Requestor Transaction ID) Setting Allows you to allocate more RTIDs to the remote socket incr ...

  • Dell R720 - page 25

    Menu Item Description Processor 64-bit Support Specifies if the processor(s) support 64-bit extensions. Processor Core Speed Displays the maximum core frequency of the processor. Processor Bus Speed Displays the bus speed of the processors. NOTE: The processor bus speed option displays only when both the processors are installed. Processor 1 NOTE: ...

  • Dell R720 - page 26

    Boot Settings Screen Menu Item Description Boot Mode Allows you to set the boot mode of the system. CAUTION: Switching the boot mode may prevent the system from booting if the operating system is not installed in the same boot mode. If the operating system supports UEFI, you can set this option to UEFI. Setting this field to BIOS allows compatibili ...

  • Dell R720 - page 27

    Menu Item Description NOTE: This option is displayed only if IDSDM is installed on the system board. Integrated Network Card 1 Allows you to enable or disable the integrated network card 1. By default, the Integrated Network Card 1 option is set to Enabled . OS Watchdog Timer Allows you to enable or disable the OS watchdog timer. When this field is ...

  • Dell R720 - page 28

    Menu Item Description Redirection After Boot Allows you to enable or disable to the BIOS console redirection when the operating system is loaded. By default, the Redirection After Boot option is set to Enabled . System Profile Settings Screen Menu Item Description System Profile Allows you to set the system profile. If you set the System Profile op ...

  • Dell R720 - page 29

    System Security Screen Menu Item Description Intel AES-NI Improves the speed of applications by performing encryption and decryption using the Advanced Encryption Standard Instruction Set and is set to Enabled by default. System Password Allows you to set the system password. This option is set to Enabled by default and is read-only if the password ...

  • Dell R720 - page 30

    Miscellaneous Settings Menu Item Description System Time Allows you to set the time on the system. System Date Allows you to set the date on the system. Asset Tag Displays the asset tag and allows you to modify it for security and tracking purposes. Keyboard NumLock Allows you to set whether the system boots with the NumLock enabled or disabled. By ...

  • Dell R720 - page 31

    To assign a system and/or setup password: 1. To enter System Setup, press <F2> immediately after a power-on or reboot. 2. In the System Setup Main Menu , select System BIOS and press <Enter>. The System BIOS screen is displayed. 3. In the System BIOS screen, select System Security and press <Enter>. The System Security screen is d ...

  • Dell R720 - page 32

    Using Your System Password To Secure Your System NOTE: If you have assigned a setup password, the system accepts your setup password as an alternate system password. 1. Turn on or reboot your system. 2. Type your password and press <Enter>. When Password Status is Locked , type the password and press <Enter> when prompted at reboot. If ...

  • Dell R720 - page 33

    Using The Boot Manager Navigation Keys Key Description Up arrow Moves to the previous field. Down arrow Moves to the next field. <Enter> Allows you to type in a value in the selected field (if applicable) or follow the link in the field. Spacebar Expands or collapses a drop-down list, if applicable. <Tab> Moves to the next focus area. N ...

  • Dell R720 - page 34

    Menu Item Description Boot From File Sets a one-time boot option not included in the boot option list. Embedded System Management The Dell Lifecycle Controller provides advanced embedded systems management throughout the server’s lifecycle. The Lifecycle Controller can be started during the boot sequence and can function independently of the oper ...

  • Dell R720 - page 35

    3 Installing System Components Recommended Tools You may need the following items to perform the procedures in this section: • Key to the system keylock • #2 Phillips screwdriver • T10 and T15 Torx screwdrivers • Wrist grounding strap connected to ground Following tools are required for assembling cables for a DC power supply unit (PSU), wh ...

  • Dell R720 - page 36

    Figure 12. Removing and Installing the Front Bezel 1. release latch 2. keylock 3. front bezel 4. locking hook Installing The Front Bezel 1. Hook the right end of the bezel onto the chassis. 2. Fit the free end of the bezel onto the system. 3. Secure the bezel with the keylock. Opening And Closing The System WARNING: Whenever you need to lift the sy ...

  • Dell R720 - page 37

    Figure 13. Opening and Closing the System 1. system cover 2. latch 3. latch release lock Closing The System 1. Lift the latch on the cover. 2. Place the cover onto the chassis and offset the cover slightly back so that it clears the chassis hooks and lays flush on the chassis. 3. Push down the latch to move the cover into the closed position. 4. Ro ...

  • Dell R720 - page 38

    Figure 14. Inside the System—PowerEdge R720 1. cooling-fan assembly 2. cable securing bracket 3. PCIe card holder 4. cooling shroud 5. expansion-card riser 3 6. network daughter card 7. expansion-card riser 2 8. expansion-card riser 1 9. heat sink for processor 1 10. heat sink for processor 2 11. DIMMs (24) 12. cooling fans (6) 13. hard-drive bac ...

  • Dell R720 - page 39

    Figure 15. Inside the System—PowerEdge R720xd 1. cooling-fan assembly 2. cable securing bracket 3. cooling shroud 4. hard-drive backplane (back) 5. vFlash media slot 6. hard drives (back) (2) 7. expansion-card riser 3 8. network daughter card 9. expansion-card riser 2 10. expansion-card riser 1 11. heat sink for processor 1 12. heat sink for proc ...

  • Dell R720 - page 40

    4. Hold the touch points and lift the shroud away from the system. Figure 16. Removing and Installing the Cooling Shroud 1. cooling shroud 2. supports for a full-length PCIe card Installing The Cooling Shroud CAUTION: Many repairs may only be done by a certified service technician. You should only perform troubleshooting and simple repairs as autho ...

  • Dell R720 - page 41

    • number of DIMMs populated per channel • DIMM operating voltage • system profile selected (for example, Performance Optimized, Custom, or Dense Configuration Optimized) • maximum supported DIMM frequency of the processors The system contains 24 memory sockets split into two sets of 12 sockets, one set per processor. Each 12-socket set is o ...

  • Dell R720 - page 42

    Processor 1 channel 0: slots A1, A5, and A9 channel 1: slots A2, A6, and A10 channel 2: slots A3, A7, and A11 channel 3: slots A4, A8, and A12 Processor 2 channel 0: slots B1, B5, and B9 channel 1: slots B2, B6, and B10 channel 2: slots B3, B7, and B11 channel 3: slots B4, B8, and B12 The following table shows the memory populations and operating f ...

  • Dell R720 - page 43

    • Up to two quad-rank RDIMMs and up to three dual- or single-rank RDIMMs can be populated per channel. When a quad-rank RDIMM is populated in the first slot with white release levers, the third DIMM slot in the channel with green release levers cannot be populated. • Up to three LRDIMMs can be populated regardless of rank count. • Populate DI ...

  • Dell R720 - page 44

    With memory sparing enabled, the system memory available to the operating system is reduced by one rank per channel. For example, in a dual-processor configuration with sixteen 4 GB dual-rank DIMMs, the available system memory is: 3/4 (ranks/channel) × 16 (DIMMs) × 4 GB = 48 GB, and not 16 (DIMMs) × 4 GB = 64 GB. NOTE: Memory sparing does not of ...

  • Dell R720 - page 45

    System Capacity (in GB) DIMM Size (in GB) Number of DIMMs DIMM Rank, Organization, and Frequency DIMM Slot Population 8 6 2R, x4, 1333 MT/s, 2R, x4, 1600 MT/s A1, A2, A3, A4, A5, A6 96 8 12 2R, x4, 1333 MT/s A1, A2, A3, A4, A5, A6, A7, A8, A9, A10, A11, A12 16 6 2R, x4, 1333 MT/s, 2R, x4, 1600 MT/s A1, A2, A3, A4, A5, A6 128 16 8 2R, x4, 1333 MT/s, ...

  • Dell R720 - page 46

    System Capacity (in GB) DIMM Size (in GB) Number of DIMMs DIMM Rank, Organization, and Frequency DIMM Slot Population 160 8 20 2R, x4, 1333 MT/s A1, A2, A3, A4, A5, A6, A7, A8, A9, A11 B1, B2, B3, B4, B5, B6, B7, B8, B9, B11 16 and 8 12 2R, x4, 1333 MT/s, 2R, x4, 1600 MT/s A1, A2, A3, A4, A5, A6, B1, B2, B3, B4, B5, B6 NOTE: 16 GB DIMMs must be ins ...

  • Dell R720 - page 47

    CAUTION: Many repairs may only be done by a certified service technician. You should only perform troubleshooting and simple repairs as authorized in your product documentation, or as directed by the online or telephone service and support team. Damage due to servicing that is not authorized by Dell is not covered by your warranty. Read and follow ...

  • Dell R720 - page 48

    Figure 19. Removing The Memory Module 1. memory module/memory-module blank 7. Install the cooling shroud. 8. Close the system. 9. Reconnect the system to its electrical outlet and turn the system on, including any attached peripherals. Installing Memory Modules WARNING: The memory modules are hot to the touch for some time after the system has been ...

  • Dell R720 - page 49

    7. Press down on the memory module with your thumbs until the memory module snaps into place. Figure 20. Installing The Memory Module 1. memory module 2. memory-module ejectors 3. memory-module socket alignment key 4. memory-module alignment key NOTE: When the memory module is properly seated in the socket, the levers on the memory-module socket al ...

  • Dell R720 - page 50

    Removing A 2.5 Inch Hard-Drive Blank CAUTION: To maintain proper system cooling, all empty hard-drive slots must have hard-drive blanks installed. 1. If installed, remove the front bezel. 2. Press the release button and slide the hard-drive blank out until it is free of the hard-drive slot. Figure 21. Removing and Installing a 2.5 Inch Hard-Drive B ...

  • Dell R720 - page 51

    CAUTION: To maintain proper system cooling, all empty hard-drive slots must have drive blanks installed. Pull the hard-drive blank out until it is free of the hard-drive slot. Figure 22. Removing and Installing a 2.5 Inch Hard-Drive Blank (Back) 1. hard-drive blank (back) Installing A 2.5 Inch Hard-Drive Blank (Back) NOTE: This procedure applies on ...

  • Dell R720 - page 52

    Installing A 3.5 Inch Hard-Drive Blank 1. If installed, remove the front bezel. 2. Insert the hard-drive blank into the hard-drive slot until the release button clicks into place. 3. If applicable, install the front bezel. Removing A Hot-Swap Hard Drive CAUTION: To prevent data loss, ensure that your operating system supports hot-swap drive install ...

  • Dell R720 - page 53

    CAUTION: Use only hard drives that have been tested and approved for use with the hard-drive backplane. CAUTION: Combining SAS and SATA hard drives in the same RAID volume is not supported. CAUTION: When installing a hard drive, ensure that the adjacent drives are fully installed. Inserting a hard-drive carrier and attempting to lock its handle nex ...

  • Dell R720 - page 54

    3. screws (4) Installing A Hard Drive Into A Hard-Drive Carrier CAUTION: Many repairs may only be done by a certified service technician. You should only perform troubleshooting and simple repairs as authorized in your product documentation, or as directed by the online or telephone service and support team. Damage due to servicing that is not auth ...

  • Dell R720 - page 55

    Figure 26. Removing and Installing the Optical Drive 1. optical drive 2. power/data cable 3. release tab Installing The Optical Drive NOTE: This procedure applies only to PowerEdge R720. CAUTION: Many repairs may only be done by a certified service technician. You should only perform troubleshooting and simple repairs as authorized in your product ...

  • Dell R720 - page 56

    Cooling Fans Your system supports hot-swappable cooling fans. NOTE: In the event of a problem with a particular fan, the fan number is referenced by the system’s management software, allowing you to easily identify and replace the proper fan by noting the fan numbers on the cooling fan assembly. Removing A Cooling Fan WARNING: Opening or removing ...

  • Dell R720 - page 57

    Installing A Cooling Fan CAUTION: The PowerEdge R720 and R720xd cooling fans are not compatible with each other and must not be interchanged. CAUTION: Many repairs may only be done by a certified service technician. You should only perform troubleshooting and simple repairs as authorized in your product documentation, or as directed by the online o ...

  • Dell R720 - page 58

    Figure 28. Removing and Installing the Cooling-Fan Assembly 1. cooling-fan assembly 2. cooling fans (6) 3. blue release levers (2) 4. guide pins (2) 5. cooling-fan connectors (6) Installing The Cooling-Fan Assembly CAUTION: Many repairs may only be done by a certified service technician. You should only perform troubleshooting and simple repairs as ...

  • Dell R720 - page 59

    To boot from the USB memory key, configure the USB memory key with a boot image and then specify the USB memory key in the boot sequence in the System Setup. NOTE: To locate the internal USB connector (J_USB_INT) on the system board, see System Board Connectors. Replacing The Internal USB Key CAUTION: Many repairs may only be done by a certified se ...

  • Dell R720 - page 60

    CAUTION: Do not use your system without the PCIe card holder installed. The PCIe card holder is necessary to ensure proper system cooling. 1. Turn off the system, including any attached peripherals, and disconnect the system from the electrical outlet and peripherals. 2. Open the system. 3. If installed, remove the full-length PCIe card. 4. Press t ...

  • Dell R720 - page 61

    6. Reconnect the system to its electrical outlet and turn the system on, including any attached peripherals. Opening And Closing The PCIe Card Holder Latch CAUTION: Many repairs may only be done by a certified service technician. You should only perform troubleshooting and simple repairs as authorized in your product documentation, or as directed b ...

  • Dell R720 - page 62

    5. Orient the top cover lock latch in a direction such that the screw hole on the top cover lock latch is aligned with the screw hole on the latch. 6. Slide the top cover lock latch until the screw holes are completely aligned. 7. Attach the top cover lock latch to the latch using the Torx screw. Figure 32. Installing the Top Cover Lock Latch 1. sc ...

  • Dell R720 - page 63

    Figure 33. Removing and Installing the Cable Retention Bracket 1. alignment pins (2) 2. tab 3. cable retention bracket Installing The Cable Retention Bracket CAUTION: Many repairs may only be done by a certified service technician. You should only perform troubleshooting and simple repairs as authorized in your product documentation, or as directed ...

  • Dell R720 - page 64

    Table 3. Supported Expansion Cards Riser PCIe Slot Processor Connection Height Length Link Width Slot Width 1 1 Processor 2 Low Profile Half Length x8 x16 1 2 Processor 2 Low Profile Half Length x8 x16 1 3 Processor 2 Low Profile Half Length x8 x16 2 4 Processor 2 Standard Height Full Length x16 x16 2 5 Processor 1 Standard Height Full Length x8 x1 ...

  • Dell R720 - page 65

    Card Priority Card Type Slot Priority—PowerEdge R720 Slot Priority—PowerEdge R720xd Max Allowed 2–Processor 1–Processor 2–Processor 1–Processor R720 R720xd 6 Converged Network Adapters (CNAs)Full Height,FH 5, 7, 4, 6 5, 7, 6 4, 6, 5 6, 5 4 3 NOTE: Brocade 1020 CNA adapter must not be installed in Slot 1. Low Profile,LP 2, 3, 1 Not Suppo ...

  • Dell R720 - page 66

    Figure 34. Removing and Installing the Expansion Card 1. expansion card 2. expansion-card latch 3. expansion-card connector 4. expansion-card riser 5. power connector (for GPU cards) Installing An Expansion Card Into The Expansion-Card Riser 2 Or 3 CAUTION: Many repairs may only be done by a certified service technician. You should only perform tro ...

  • Dell R720 - page 67

    7. Replace the expansion-card latch. 8. To install a full-length card, use the supports provided on the cooling shroud. 9. If applicable, connect cables to the expansion card. NOTE: When installing a GPU card on riser 2 or riser 3 (default), connect the GPU card power cable to the power connector on the riser. 10. Close the system. 11. Reconnect th ...

  • Dell R720 - page 68

    Figure 35. Removing and Installing the Expansion-Card Riser 1 1. expansion-card riser 1 cage 2. expansion-card connector 3. expansion card 4. expansion-card latches (2) Installing An Expansion Card Into The Expansion-Card Riser 1 CAUTION: Many repairs may only be done by a certified service technician. You should only perform troubleshooting and si ...

  • Dell R720 - page 69

    11. Install the expansion-card riser. 12. Close the system. 13. Reconnect the system to its electrical outlet and turn the system on, including any attached peripherals. 14. Install any device drivers required for the card as described in the documentation for the card. Removing Expansion-Card Risers CAUTION: Many repairs may only be done by a cert ...

  • Dell R720 - page 70

    Figure 37. Identifying Connectors on the Expansion Card Riser 1 1. expansion-card slot 1 2. expansion-card slot 2 3. expansion-card slot 3 Figure 38. Removing and Installing the Expansion Card Riser 2 1. power connector (for GPU cards) 2. expansion-card riser 2 3. riser guide-back 4. expansion-card riser 2 connector 5. riser guide–front 70 ...

  • Dell R720 - page 71

    Figure 39. Identifying Connectors on the Expansion Card Riser 2 1. chassis intrusion switch 2. expansion-card slot 4 3. expansion-card slot 5 4. power connector (for GPU cards) Figure 40. Removing and Installing the Expansion Card Riser 3 1. riser guide–front 2. power connector (for GPU cards) 3. expansion-card riser 3 4. expansion-card riser 3 c ...

  • Dell R720 - page 72

    Figure 41. Identifying Connectors on the Expansion Card Riser 3 1. expansion-card slot 6 2. expansion-card slot 7 3. power connector (for GPU cards) 4. If applicable, remove or install an expansion card on the riser. 5. Replace the expansion-card riser. 6. Close the system. 7. Reconnect the system to its electrical outlet and turn the system on, in ...

  • Dell R720 - page 73

    – Power cables for the GPU cards – Filler brackets with closeout EMI shield for unoccupied PCI-e slots • All GPU cards must be of the same type and model. • Ensure that your system uses the redundant 1100 W power supplies. • You can install up to two double-wide GPU cards. NOTE: Two double-wide GPU cards configuration requires optional ri ...

  • Dell R720 - page 74

    6. Remove the heat sinks. 7. Install the heat sinks from the kit and reinstall the cooling shroud. 8. Connect the GPU power cable/s to the riser card. 9. Unlatch the GPU card lock on the shroud by pushing in the black tab while pulling up the blue card latch. 10. With the blue card latch pulled up, remove the filler brackets for the single- or doub ...

  • Dell R720 - page 75

    Figure 42. Removing and Installing the GPU Card 1. GPU card latch 2. baffle 3. GPU-card locks 4. expansion-card riser 2 5. GPU card SD vFlash Card A vFlash SD card is a Secure Digital (SD) card that plugs into the vFlash SD card slot in the system. It provides persistent on-demand local storage and a custom deployment environment that allows automa ...

  • Dell R720 - page 76

    Figure 43. Removing and Installing the SD vFlash Card 1. SD vFlash card 2. SD vFlash card slot 3. To install the SD vFlash card, with the label side facing up, insert the contact-pin end of the SD card into the card slot on the module. NOTE: The slot is keyed to ensure correct insertion of the card. 4. Press inward on the card to lock it into the s ...

  • Dell R720 - page 77

    Figure 44. Removing and Installing the vFlash Media Unit 1. cable 2. screw 3. vFlash media unit 4. standoff Installing The vFlash Media Unit NOTE: This procedure applies only to PowerEdge R720xd. CAUTION: Many repairs may only be done by a certified service technician. You should only perform troubleshooting and simple repairs as authorized in your ...

  • Dell R720 - page 78

    Internal Dual SD Module NOTE: When the Redundancy option is set to Mirror Mode in the Integrated Devices screen of the System Setup, the information is replicated from one SD card to another. Removing The Internal Dual SD Module CAUTION: Many repairs may only be done by a certified service technician. You should only perform troubleshooting and sim ...

  • Dell R720 - page 79

    Figure 45. Removing and Installing the Internal Dual SD Module 1. blue pull tab 2. SD card 1 3. SD card 2 4. dual SD module 5. connector on the system board Installing The Internal Dual SD Module CAUTION: Many repairs may only be done by a certified service technician. You should only perform troubleshooting and simple repairs as authorized in your ...

  • Dell R720 - page 80

    Internal SD Card Removing An Internal SD Card CAUTION: Many repairs may only be done by a certified service technician. You should only perform troubleshooting and simple repairs as authorized in your product documentation, or as directed by the online or telephone service and support team. Damage due to servicing that is not authorized by Dell is ...

  • Dell R720 - page 81

    Removing The Integrated Storage Controller Card CAUTION: Many repairs may only be done by a certified service technician. You should only perform troubleshooting and simple repairs as authorized in your product documentation, or as directed by the online or telephone service and support team. Damage due to servicing that is not authorized by Dell i ...

  • Dell R720 - page 82

    Installing The Integrated Storage Controller Card CAUTION: Many repairs may only be done by a certified service technician. You should only perform troubleshooting and simple repairs as authorized in your product documentation, or as directed by the online or telephone service and support team. Damage due to servicing that is not authorized by Dell ...

  • Dell R720 - page 83

    Figure 47. Removing and Installing the Network Daughter Card 1. captive screw sockets (2) 2. connector on the system board 3. captive screws (2) 4. touch point 5. network daughter card 6. back panel slot for RJ-45 connectors Installing The Network Daughter Card CAUTION: Many repairs may only be done by a certified service technician. You should onl ...

  • Dell R720 - page 84

    Removing A Processor CAUTION: Many repairs may only be done by a certified service technician. You should only perform troubleshooting and simple repairs as authorized in your product documentation, or as directed by the online or telephone service and support team. Damage due to servicing that is not authorized by Dell is not covered by your warra ...

  • Dell R720 - page 85

    Figure 48. Removing and Installing the Processor Heat Sink 1. heat sink 2. retention sockets (2) 3. retention screws (2) 4. processor CAUTION: The processor is held in its socket under strong pressure. Be aware that the release lever can spring up suddenly if not firmly grasped. 8. Position your thumb firmly over the processor socket-release lever ...

  • Dell R720 - page 86

    Figure 49. Processor Shield Opening and Closing Lever Sequence 1. close-lock symbol 2. processor socket-release lever 3. processor 4. processor socket-release lever 5. open-lock symbol 10. Rotate the processor shield upward and out of the way. CAUTION: The socket pins are fragile and can be permanently damaged. Be careful not to bend the pins in th ...

  • Dell R720 - page 87

    Figure 50. Removing and Installing a Processor 1. processor socket-release lever 2. pin 1 indicator 3. processor socket-release lever 4. processor shield 5. processor 6. ZIF socket 7. socket keys (4) 8. notches in processor (4) NOTE: After removing the processor, place it in an antistatic container for reuse, return, or temporary storage. Do not to ...

  • Dell R720 - page 88

    WARNING: The heat sink and processor are hot to the touch for some time after the system has been powered down. Allow the heat sink and processor to cool before handling them. CAUTION: Never remove the heat sink from a processor unless you intend to remove the processor. The heat sink is necessary to maintain proper thermal conditions. 5. Remove th ...

  • Dell R720 - page 89

    NOTE: If two power supplies are used, they must be of the same type and have the same maximum output power. Hot Spare Feature Your system supports the Hot Spare feature that significantly reduces the power overhead associated with power supply redundancy. When the Hot Spare feature is enabled, a redundant power supply is switched to a sleep state. ...

  • Dell R720 - page 90

    Figure 51. Removing and Installing an AC Power Supply 1. connector 2. power supply 3. release latch 4. power supply handle Installing An AC Power Supply CAUTION: Many repairs may only be done by a certified service technician. You should only perform troubleshooting and simple repairs as authorized in your product documentation, or as directed by t ...

  • Dell R720 - page 91

    Wiring Instructions For A DC Power Supply Your system supports up to two –(48–60) V DC power supplies (when available). WARNING: For equipment using –(48–60) V DC power supplies, a qualified electrician must perform all connections to DC power and to safety grounds. Do not attempt connecting to DC power or installing grounds yourself. All e ...

  • Dell R720 - page 92

    3. Connect the safety ground wire to the grounding post on the back of the system using a #6-32 nut equipped with a locking washer. Figure 52. Assembling and Connecting the Safety Ground Wire 1. safety ground wire 2. grounding post 3. locking washer 4. spring washer 5. #6-32 nut Assembling The DC Input Power Wires WARNING: For equipment using –(4 ...

  • Dell R720 - page 93

    Figure 53. Assembling the DC Input Power Wires 1. DC power socket 2. rubber cap 3. captive screws (2) 4. DC power connector 5. wire –48 V 6. wire RTN 7. grounding wire Removing A DC Power Supply WARNING: For equipment using –(48–60) V DC power supplies, a qualified electrician must perform all connections to DC power and to safety grounds. Do ...

  • Dell R720 - page 94

    Figure 54. Removing and Installing a DC Power Supply 1. connector 2. power supply 3. power supply status indicator 4. release latch 5. power supply handle Installing A DC Power Supply WARNING: For equipment using –(48–60) V DC power supplies, a qualified electrician must perform all connections to DC power and to safety grounds. Do not attempt ...

  • Dell R720 - page 95

    Removing The Power Supply Blank CAUTION: To ensure proper system cooling, the power supply blank must be installed in the second power supply bay in a non-redundant configuration. Remove the power supply blank only if you are installing a second power supply. If you are installing a second power supply, remove the power supply blank in the bay by p ...

  • Dell R720 - page 96

    CAUTION: Many repairs may only be done by a certified service technician. You should only perform troubleshooting and simple repairs as authorized in your product documentation, or as directed by the online or telephone service and support team. Damage due to servicing that is not authorized by Dell is not covered by your warranty. Read and follow ...

  • Dell R720 - page 97

    PowerEdge R720 supports 2.5 inch (x16) SAS/SATA backplane or dual 2.5 inch (x8) SAS/SATA backplanes or 2.5 inch (x8) SAS/SATA backplane and 2.5 inch (x4) Dell PowerEdge Express Flash (PCIe SSD) backplane or 3.5 inch (x8) SAS/SATA backplane or no backplane PowerEdge R720xd supports 2.5 inch (x24) SAS/SATA backplane and optional 2.5 inch (x2) SAS/SSD ...

  • Dell R720 - page 98

    Figure 57. Removing and Installing the 3.5 Inch (x8) SAS/SATA Backplane—PowerEdge R720 1. release tabs (2) 2. SAS A cable 3. backplane signal cable 4. backplane power cable A 5. SAS B cable 6. backplane power cable B 98 ...

  • Dell R720 - page 99

    Figure 58. Cabling Diagram—3.5 Inch (x8) SAS/SATA Backplane—PowerEdge R720 1. cable retention bracket 2. system board 3. integrated storage controller card 4. SAS connector (mini PERC SAS) on the system board 5. SAS connectors on the backplane (2) 99 ...

  • Dell R720 - page 100

    Figure 59. Cabling Diagram—3.5 Inch (x4) SAS/SATA Backplane—PowerEdge R720 1. cable retention bracket 2. system board 3. SAS connector on the system board 4. SAS connector on the backplane 100 ...

  • Dell R720 - page 101

    Figure 60. Removing and Installing the 2.5 Inch (x16) SAS/SATA Backplane—PowerEdge R720 1. x16 hard-drive backplane 2. hard-drive backplane connectors (16) 3. backplane power cables (2) 4. backplane signal cable 5. SAS cables (2) 6. release tabs (2) 101 ...

  • Dell R720 - page 102

    Figure 61. Cabling Diagram—2.5 Inch (x16) SAS/SATA Backplane—PowerEdge R720 1. cable retention bracket 2. system board 3. integrated storage controller card 4. SAS connector on the system board 5. SAS connectors on the backplane (2) 102 ...

  • Dell R720 - page 103

    Figure 62. Removing and Installing the 2.5 Inch (x8) SAS/SATA Backplane—PowerEdge R720 1. x8 hard-drive backplane 2. hard-drive backplane connectors (8) 3. release tab 4. backplane power cable 5. SAS cables (2) 6. backplane signal cable 103 ...

  • Dell R720 - page 104

    Figure 63. Cabling Diagram—Dual 2.5 Inch (x8) SAS/SATA Backplane—PowerEdge R720 1. system board 2. cable retention bracket 3. integrated storage controller card 4. SAS connector on the system board 5. SAS controller card 6. SAS backplane 7. SAS backplane 104 ...

  • Dell R720 - page 105

    Figure 64. Removing and Installing the 2.5 Inch (x4) SSD/Dell PowerEdge Express Flash (PCIe SSD) Backplane— PowerEdge R720 1. hard-drive backplane connectors (4) 2. x4 hard-drive backplane 3. release tab 4. SSD/PCIe SSD cables (4) 5. backplane power cable 6. backplane signal cable 105 ...

  • Dell R720 - page 106

    Figure 65. Cabling Diagram—2.5 Inch (x8) SAS/SATA and (x4) PCIe SSD Backplane—PowerEdge R720 1. cable retention bracket 2. system board 3. integrated storage controller card 4. SSD/PCIe SSD controller card 5. SAS connector on the system board 6. SSD/PCIe SSD backplane 7. SAS backplane 106 ...

  • Dell R720 - page 107

    Figure 66. Removing and Installing the 3.5 Inch (x12) SAS/SATA Backplane—PowerEdge R720xd 1. release tabs (2) 2. pass-through I2C cable 3. left control panel cable 4. I2C cable 5. power cable A 6. USB cable 7. SAS cables (3) 8. power cable B 9. front I/O cable 10. right control panel cable 11. x12 hard-drive backplane 12. hard-drive backplane con ...

  • Dell R720 - page 108

    Figure 67. Cabling Diagram—3.5 Iinch (x12) SAS/SATA Backplane—PowerEdge R720xd 1. cable retention bracket 2. system board 3. integrated storage controller card 4. SAS connector on the system board 5. SAS backplane 108 ...

  • Dell R720 - page 109

    Figure 68. Removing and Installing the 2.5 Inch (x24) SAS/SATA Backplane—PowerEdge R720xd 1. x24 hard-drive backplane 2. left control panel cable 3. release tabs (2) 4. power cable A 5. sideband cable 6. pass-through I2C cable 7. SAS cables (3) 8. power cable B 9. backplane/expander bracket 10. right control panel cable 11. power cable C 12. fron ...

  • Dell R720 - page 110

    Figure 69. Cabling Diagram—2.5 Inch (x24) SAS/SATA Backplane—PowerEdge R720xd 1. cable retention bracket 2. system board 3. integrated storage controller card 4. SAS connector on the system board 5. SAS backplane Installing The Hard-Drive Backplane CAUTION: Many repairs may only be done by a certified service technician. You should only perform ...

  • Dell R720 - page 111

    8. Reconnect the system to its electrical outlet and turn the system on, including any attached peripherals. 9. If applicable, install the front bezel. Removing The Optional Hard-Drive Backplane (Back) NOTE: This procedure applies only to PowerEdge R720xd. CAUTION: Many repairs may only be done by a certified service technician. You should only per ...

  • Dell R720 - page 112

    Figure 70. Removing and Installing the Optional 2.5 Inch (x2) Hard-Drive Backplane—PowerEdge R720xd 1. pass-through I2C cable 2. I2C cable 3. sideband cable 4. hard-drive backplane (back) 5. SAS/SATA connectors (2) 6. SAS cable 7. release pin 112 ...

  • Dell R720 - page 113

    Figure 71. Cabling Diagram—Optional 2.5 Inch (x2) Hard-Drive Backplane (back) —PowerEdge R720xd 1. PCIe card holder 2. hard-drive backplane (back) 3. system board 4. integrated storage controller card 5. SAS connector on the system board 6. cable retention bracket 7. x12 or x24 hard-drive backplane Installing The Optional Hard-Drive Backplane ( ...

  • Dell R720 - page 114

    6. Reconnect all the cables to the backplane. 7. Install both the hard drives in their original location. 8. Close the system. 9. Reconnect the system to its electrical outlet and turn the system on, including any attached peripherals. Control Panel Board Removing The Control Panel (PowerEdge R720) CAUTION: Many repairs may only be done by a certif ...

  • Dell R720 - page 115

    Figure 73. Removing and Installing the Control Panel—2.5 inch Hard Drives—PowerEdge R720 1. control panel 2. control-panel board 3. control-panel connector cable 4. USB connector cable 5. vFlash media connector cable 6. screws (2) 7. Locate and press the tabs on the information tag. 8. Push the information tag out of the slot to remove it from ...

  • Dell R720 - page 116

    NOTE: Information tag lists system information such as Service Tag, NIC, MAC address, and so on. 2. To install the information tag, push the information tag into the control-panel slot. 3. Connect all the applicable cables to the control panel. 4. Insert the control panel into the slot in the chassis and secure the module with the screw. 5. Close t ...

  • Dell R720 - page 117

    Figure 75. Removing and Installing the Control Panel—PowerEdge R720xd 1. Torx screws (3) 2. control panel 3. pull tab 4. connector 5. hard-drive backplane 6. chassis Installing The Control Panel (PowerEdge R720xd) CAUTION: Many repairs may only be done by a certified service technician. You should only perform troubleshooting and simple repairs a ...

  • Dell R720 - page 118

    Removing The I/O Panel (PowerEdge R720xd) CAUTION: Many repairs may only be done by a certified service technician. You should only perform troubleshooting and simple repairs as authorized in your product documentation, or as directed by the online or telephone service and support team. Damage due to servicing that is not authorized by Dell is not ...

  • Dell R720 - page 119

    Installing The I/O Panel (PowerEdge R720xd) CAUTION: Many repairs may only be done by a certified service technician. You should only perform troubleshooting and simple repairs as authorized in your product documentation, or as directed by the online or telephone service and support team. Damage due to servicing that is not authorized by Dell is no ...

  • Dell R720 - page 120

    f. internal dual SD module g. internal USB key (if installed) h. PCIe card holder i. cable retention bracket j. if present, support bracket NOTE: The support bracket is present on certain system configurations for protection during shipping and can be discarded after removal. CAUTION: To avoid damaging the mini SAS cable and connector, follow the c ...

  • Dell R720 - page 121

    Figure 77. Removing and Installing the System Board 1. system board 2. system-board holder 3. release pin 4. support bracket (present on certain systems only) WARNING: The heat sink and processor are hot to the touch for some time after the system has been powered down. Allow the heat sink and processor to cool before handling them. 8. Remove heat ...

  • Dell R720 - page 122

    4. Push the system board toward the back of the chassis until the board clicks into place. 5. Replace the following: a. cable retention bracket b. PCIe card holder c. integrated storage controller card d. internal USB key (if installed) e. internal dual SD module f. all expansion-card risers g. cooling-fan assembly h. cooling shroud i. power supply ...

  • Dell R720 - page 123

    4 Troubleshooting Your System Safety First—For You And Your System CAUTION: Many repairs may only be done by a certified service technician. You should only perform troubleshooting and simple repairs as authorized in your product documentation, or as directed by the online or telephone service and support team. Damage due to servicing that is not ...

  • Dell R720 - page 124

    7. Power down all attached USB devices and disconnect them from the system. 8. Reboot the system and, if your keyboard is functioning, enter the System Setup. Verify that all USB ports are enabled on the Integrated Devices screen, in the System Setup options. If your keyboard is not functioning, you can also use remote access. If the system is not ...

  • Dell R720 - page 125

    3. Disassemble components from the system: • Hard drives • Hard-drive backplane • USB memory key • Cooling shroud • Expansion-card risers (if present) • Expansion cards • Power supply(s) • Cooling-fan assembly (if present) • Cooling fans • Processor(s) and heat sink(s) • Memory modules 4. Let the system dry thoroughly for at l ...

  • Dell R720 - page 126

    If the tests fail, see Getting Help . Troubleshooting The System Battery CAUTION: Many repairs may only be done by a certified service technician. You should only perform troubleshooting and simple repairs as authorized in your product documentation, or as directed by the online or telephone service and support team. Damage due to servicing that is ...

  • Dell R720 - page 127

    Troubleshooting Cooling Fans CAUTION: Many repairs may only be done by a certified service technician. You should only perform troubleshooting and simple repairs as authorized in your product documentation, or as directed by the online or telephone service and support team. Damage due to servicing that is not authorized by Dell is not covered by yo ...

  • Dell R720 - page 128

    16. If the memory problem is still indicated, repeat step 12 through step 15 for each memory module installed. If the problem persists after all memory modules have been checked, see Getting Help . Troubleshooting An Internal USB Key CAUTION: Many repairs may only be done by a certified service technician. You should only perform troubleshooting an ...

  • Dell R720 - page 129

    11. Check if the SD card is functioning properly. If the problem persists, see Getting Help . Troubleshooting An Optical Drive CAUTION: Many repairs may only be done by a certified service technician. You should only perform troubleshooting and simple repairs as authorized in your product documentation, or as directed by the online or telephone ser ...

  • Dell R720 - page 130

    CAUTION: This troubleshooting procedure can erase data stored on the hard drive. Before you proceed, back up all files on the hard drive. 1. Run the appropriate diagnostic test. For more information, see Using System Diagnostics . Depending on the results of the diagnostics test, proceed as needed through the following steps. 2. If your system has ...

  • Dell R720 - page 131

    c. Reinstall one of the expansion cards. d. Close the system. e. Run the appropriate diagnostic test. For more information, see Using System Diagnostics . If the tests fail, see Getting Help . Troubleshooting Expansion Cards CAUTION: Many repairs may only be done by a certified service technician. You should only perform troubleshooting and simple ...

  • Dell R720 - page 132

    If the problem persists, see Getting Help . 132 ...

  • Dell R720 - page 133

    5 Using System Diagnostics If you experience a problem with your system, run the system diagnostics before contacting Dell for technical assistance. The purpose of running system diagnostics is to test your system hardware without requiring additional equipment or risking data loss. If you are unable to fix the problem yourself, service and support ...

  • Dell R720 - page 134

    The ePSA Pre-boot System Assessment window is displayed, listing all devices detected in the system. The diagnostics starts executing the tests on all the detected devices. System Diagnostic Controls Menu Description Configuration Displays the configuration and status information of all detected devices. Results Displays the results of all tests th ...

  • Dell R720 - page 135

    6 Jumpers And Connectors System Board Jumper Settings For information on resetting the password jumper to disable a password, see Disabling A Forgotten Password. Table 5. System Board Jumper Settings Jumper Setting Description PWRD_EN (default) The password feature is enabled (pins 4–6). The password feature is disabled (pins 2–4). iDRAC local ...

  • Dell R720 - page 136

    System Board Connectors Figure 78. System Board Jumpers and Connectors Item Connector Description 1 J_PS2 PSU 2 power connector 2 J_SATA_CD Optical drive SATA connector 3 J_SATA_TBU Tape backup unit SATA connector 4 J_BP0 Optical drive power connector 5 J_TBU Tape backup unit power connector 6 J_PS1 PSU 1 power connector 7 J_IDSDM Internal dual SD ...

  • Dell R720 - page 137

    Item Connector Description 12 J_VIDEO_REAR Video connector 13 J_COM1 Serial connector 14 J_IDRAC_RJ45 iDRAC7 connector 15 J_CYC System identification connector 16 CYC_ID System identification button 17 J_RISER_2A Riser 2 connector 18 J_RISER_1A Riser 1 connector 19 J_RISER_2B Riser 2 connector 20 J_RISER_1B Riser 1 connector 21 J_STORAGE Integrated ...

  • Dell R720 - page 138

    Item Connector Description 45 J_BP_SIG0 Backplane signal connector 0 Disabling A Forgotten Password The system's software security features include a system password and a setup password. The password jumper enables these password features or disables them and clears any password(s) currently in use. CAUTION: Many repairs may only be done by a ...

  • Dell R720 - page 139

    7 Technical Specifications NOTE: The following specifications apply to both PowerEdge R720 and PowerEdge R720xd unless specified otherwise. Processor Processor type One or two Intel Xeon processor E5-2600 or E5-2600v2 product family Expansion Bus Bus type PCI Express Generation 3 Expansion slots using riser card: Riser 1 (Slot 1) One half-height, l ...

  • Dell R720 - page 140

    Memory RDIMMs 2 GB, 4 GB, 8 GB, or 32 GB single-, dual-, or quad-ranked 16 GB single- or dual-ranked UDIMMs 2 GB or 4 GB Minimum RAM 2 GB with a single processor 4 GB with two processors Maximum RAM LRDIMMs Up to 1536 GB (PowerEdge R720xd with 2.5 inch hard- drive configuration) RDIMMs Up to 512 GB UDIMMs Up to 64 GB Drives Hard drives (PowerEdge R ...

  • Dell R720 - page 141

    Drives 0 through 23 and two optional 2.5 inch back-accessible SAS, Nearline SAS, or SSD hard drives in hard-drive slots 24 and 25. Optical drive (PowerEdge R720) One optional SATA DVD-ROM drive or DVD+/-RW drive. NOTE: DVD devices are data only. Connectors Back NIC Four 10/100/1000 Mbps or two 10/100/1000 Mbps and two 100 Mbps/1 Gbps/10 Gbps Serial ...

  • Dell R720 - page 142

    Expanded Operating Temperature NOTE: When operating in the expanded temperature range, system performance may be impacted. NOTE: When operating in the expanded temperature range, ambient temperature warnings may be reported on the LCD and in the System Event Log. < 10% of annual operating hours 5 °C to 40 °C at 5% to 85% RH with 26 °C dew poi ...

  • Dell R720 - page 143

    Environmental NOTE: For additional information about environmental measurements for specific system configurations, see dell.com/environmental_datasheets . Temperature Maximum Temperature Gradient (Operating and Storage) 20 °C/h (36 °F/h) Storage Temperature Limits –40 °C to 65 °C (–40 °F to 149 °F) Temperature (Continuous Operation) Temp ...

  • Dell R720 - page 144

    Environmental 40 °C to 45 °C (104 °F to 113 °F) Maximum temperature is reduced by 1 °C/125 m (1 °F/228 ft) above 950 m (3,117 ft). Particulate Contamination NOTE: This section defines the limits to help avoid IT equipment damage and/or failure from particulates and gaseous contamination. If it is determined that levels of particulates or gase ...

  • Dell R720 - page 145

    8 System Messages LCD Messages NOTE: Applicable only if your system has an LCD display. The LCD messages consist of brief text messages that refer to events recorded in the System Event Log (SEL). For information on the SEL and configuring system management settings, see the systems management software documentation. NOTE: If your system fails to b ...

  • Dell R720 - page 146

    Error Code Message Information AMP0302 Message The system board < name > current is greater than the upper warning threshold. Details System board < name > current is outside of the optimum range. Action 1. Review system power policy. 2. Check system logs for power related failures. 3. Review system configuration changes. 4. If the issu ...

  • Dell R720 - page 147

    Error Code Message Information ASR0003 Message The watchdog timer power cycled the system. Details The operating system or an application failed to communicate within the time-out period. The system was power-cycled. Action Check the operating system, application, hardware, and system event log for exception events. BAT0002 Message The system board ...

  • Dell R720 - page 148

    Error Code Message Information Action Review the technical specifications for supported processor types. CPU0010 Message CPU < number > is throttled. Details The CPU is throttled due to thermal or power conditions. Action Review system logs for power or thermal exceptions. CPU0023 Message CPU < number > is absent. LCD Message CPU < n ...

  • Dell R720 - page 149

    Error Code Message Information 2. Turn off the system and remove input power for one minute. 3. Ensure the processor is seated correctly. 4. Reapply input power and turn on the system. 5. If the issue persists, see Getting Help . CPU0702 Message CPU bus parity error detected. LCD Message CPU bus parity error detected. Power cycle system. Details Sy ...

  • Dell R720 - page 150

    Error Code Message Information 5. If the issue persists, see Getting Help . FAN0000 Message Fan < number > RPM is less than the lower warning threshold. Details Fan operating speed is out of range. Action Remove and reinstall the fan. If the issue persists, see Getting Help . FAN0001 Message Fan < number > RPM is less than the lower cri ...

  • Dell R720 - page 151

    Error Code Message Information Action Check if the cable is present, then reinstall or reconnect. MEM0000 Message Persistent correctable memory errors detected on a memory device at location(s) < location >. Details This is an early indicator of a possible future uncorrectable error. Action Re-seat the memory modules. If the issue persists, s ...

  • Dell R720 - page 152

    Error Code Message Information LCD Message Memory mirror lost on < location >. Power cycle system. Details The memory may not be seated correctly, misconfigured, or has failed. Action Check the memory configuration. Re-seat the memory modules. If the issue persists, see Getting Help . MEM1208 Message Memory spare redundancy is lost. Check mem ...

  • Dell R720 - page 153

    Error Code Message Information Action Cycle input power, update component drivers, if device is removable, reinstall the device. PCI1320 Message A bus fatal error was detected on a component at bus < bus >device< device >function < func >. LCD Message Bus fatal error on bus < bus > device < device > function < func ...

  • Dell R720 - page 154

    Error Code Message Information LCD Message Drive < number > removed from disk drive bay < bay >. Check drive. Details The controller detected that the drive was removed. Action Verify drive installation. Re-seat the failed drive. If the issue persists, see Getting Help . PST0128 Message No memory is detected. LCD Message No memory is de ...

  • Dell R720 - page 155

    Error Code Message Information PSU0006 Message Power supply < number > type mismatch. LCD Message Power supply < number > is incorrectly configured. Check PSU. Details Power supplies should be of the same input type and power rating. Action Install matched power supplies and review proper configuration in this manual. PSU0016 Message Po ...

  • Dell R720 - page 156

    Error Code Message Information PSU0034 Message An under voltage fault detected on power supply < number >. LCD Message An under voltage fault detected on PSU < number >. Check power source. Details This failure may be the result of an electrical issue with cables or subsystem components in the system. Action 1. Remove and reinstall the ...

  • Dell R720 - page 157

    Error Code Message Information PSU1201 Message Power supply redundancy is lost. Details The power supply tries to operate in a degraded state. System Performance and power redundancy may be degraded or lost. Action Check input power. Reinstall the power supply. If the issue persists, see Getting Help . PSU1204 Message The power supplies are not red ...

  • Dell R720 - page 158

    Error Code Message Information Details An error was reported during a SD card read or write. Action Reseat the flash media. If the problem persists, see Getting Help . RFM1014 Message Removable Flash Media < name > is write protected. LCD Message Removable Flash Media < name > is write protected. Check SD Card. Details The card is write ...

  • Dell R720 - page 159

    Error Code Message Information SEC0031 Message The chassis is open while the power is on. LCD Message Intrusion detected. Check chassis cover. Details The chassis is open. System performance may be degraded, and security may be compromised. Action Close the chassis. Check system logs. SEC0033 Message The chassis is open while the power is off. LCD ...

  • Dell R720 - page 160

    Error Code Message Information Action Re-configure system to the minimum supported configuration. If issues persists, contact support. TMP0118 Message The system inlet temperature is less than the lower warning threshold. LCD Message System inlet temperature is outside of range. Details Ambient air temperature is too cool. Action Check the system o ...

  • Dell R720 - page 161

    Error Code Message Information Action 1. Review system logs for power supply exceptions. 2. Re-configure the system to minimum configuration, inspect and reinstall system cables. 3. If the issue persists, see Getting Help . Warning Messages A warning message alerts you to a possible problem and prompts you to respond before the system continues a t ...

  • Dell R720 - page 162

    9 Getting Help Contacting Dell NOTE: If you do not have an active Internet connection, you can find contact information on your purchase invoice, packing slip, bill, or Dell product catalog. Dell provides several online and telephone-based support and service options. Availability varies by country and product, and some services may not be availabl ...

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Documents that we receive from a manufacturer of a Dell R720 can be divided into several groups. They are, among others:
- Dell technical drawings
- R720 manuals
- Dell product data sheets
- information booklets
- or energy labels Dell R720
All of them are important, but the most important information from the point of view of use of the device are in the user manual Dell R720.

A group of documents referred to as user manuals is also divided into more specific types, such as: Installation manuals Dell R720, service manual, brief instructions and user manuals Dell R720. Depending on your needs, you should look for the document you need. In our website you can view the most popular manual of the product Dell R720.

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A complete manual for the device Dell R720, how should it look like?
A manual, also referred to as a user manual, or simply "instructions" is a technical document designed to assist in the use Dell R720 by users. Manuals are usually written by a technical writer, but in a language understandable to all users of Dell R720.

A complete Dell manual, should contain several basic components. Some of them are less important, such as: cover / title page or copyright page. However, the remaining part should provide us with information that is important from the point of view of the user.

1. Preface and tips on how to use the manual Dell R720 - At the beginning of each manual we should find clues about how to use the guidelines. It should include information about the location of the Contents of the Dell R720, FAQ or common problems, i.e. places that are most often searched by users in each manual
2. Contents - index of all tips concerning the Dell R720, that we can find in the current document
3. Tips how to use the basic functions of the device Dell R720 - which should help us in our first steps of using Dell R720
4. Troubleshooting - systematic sequence of activities that will help us diagnose and subsequently solve the most important problems with Dell R720
5. FAQ - Frequently Asked Questions
6. Contact detailsInformation about where to look for contact to the manufacturer/service of Dell R720 in a specific country, if it was not possible to solve the problem on our own.

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