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Asus AP2500 - page 1
AP2500 Dual Pentium ® II Department Server Hardware Reference Guide ...
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Asus AP2500 - page 2
AP2500 Hardwar e Refer ence Guide 2 User's Notice Product Name: AP2500 Manual Revision: 1.00 E320 Release Date: December 1998 No part of this manual, including the products and software described in it, may be repro- duced, transmitted, transcribed, stored in a retrieval system, or translated into any language in any form or by any means, exce ...
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Asus AP2500 - page 3
AP2500 Hardwar e Refer ence Guide 3 ASUS Contact Information ASUST eK COMPUTER INC. Marketing Address: 150 Li-T e Road, Peitou, T aipei, T aiwan 1 12 T elephone: +886-2-2894-3447 Fax: +886-2-2894-3449 Email: info@asus.com.tw T echnical Support Fax: +886-2-2895-9254 Email: tsd@asus.com.tw WWW : www .asus.com.tw FTP: ftp.asus.com.tw/pub/ASUS Newsroup ...
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Asus AP2500 - page 4
AP2500 Hardwar e Refer ence Guide 4 CONTENTS I. Introduction .............................................................................. 7 This Reference Guide ............................................................. 7 Sections .............................................................................. 7 Symbols ......................... ...
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Asus AP2500 - page 5
AP2500 Hardwar e Refer ence Guide 5 Contents SCSI Board Power Installation ........................................ 24 SCSI ID Setting ................................................................. 25 SCSI ID Dip Switches ....................................................... 27 SCSI Information ................................................. ...
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Asus AP2500 - page 6
AP2500 Hardwar e Refer ence Guide 6 FCC & DOC Compliance Federal Communications Commission Statement This device complies with FCC Rules Part 15. Operation is subject to the following two conditions: • This device may not cause harmful interference, and • This device must accept any interference received, including interference that may cau ...
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Asus AP2500 - page 7
AP2500 Hardwar e Refer ence Guide 7 I. Introduction This Reference Guide Y ou are reading the AP2500 Hardware Reference Guide. This hardware reference guide provides information and procedures on the various com- ponents used in this server . Some components shown in this reference guide are optional and may be individually purchased to complete th ...
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Asus AP2500 - page 8
8 AP2500 Hardwar e Refer ence Guide I. Introduction This Server AP2500 is a department server configured on the ASUS P2B-D2 smart moth- erboard which uses the 440BX chipset from Intel which supports the Pen- tium II processor and 100MHz front side bus in order to support even the most complicated server tasks. Component Checklist If assembling this ...
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Asus AP2500 - page 9
AP2500 Hardwar e Refer ence Guide 9 I. Introduction Features The following are highlights to this server ’ s many features. For additional features and details, read the motherboard User ’ s Manual included with this server package. • Pr ocessor: Dual Intel Pentium II processors provide up to 450MHz on each processor for extreme server proces ...
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Asus AP2500 - page 10
10 AP2500 Hardwar e Refer ence Guide I. Introduction Safety and W arning Observe the following safety instructions any time you are connecting or disconnecting devices to the workstation. W ARNING: An electrical outlet that is not correctly wired could place hazardous voltage on metal parts of the system or the devices that attach to the system. It ...
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Asus AP2500 - page 11
AP2500 Hardwar e Refer ence Guide 11 I. Introduction I. Introduction T ools Required A few items are needed to install or remove the components in this server . • Phillips (cross) screwdriver • Standard (flat) screwdriver • Antistatic wrist strap Preparation 1. Unpack your server , do not connect the power cord. IMPOR T ANT : Most servers use ...
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Asus AP2500 - page 12
12 AP2500 Hardwar e Refer ence Guide II. Components Server Front Side The front side of the server is provided to show the front exterior compo- nents of this server . The chassis is made of strong rust-resistant metal and covered with a protective ivory surfacing. II. System Components W ARNING: Always remove the power cord when working on the ser ...
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Asus AP2500 - page 13
AP2500 Hardwar e Refer ence Guide 13 II. Components Server Back Side The back side of the server is provided to show the back exterior compo- nents of this server . II. System Components Chassis Security T o protect the server chassis from unauthorized intrusion, the chassis front panel can be locked with the built-in keylock. Chassis intrusion swi ...
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Asus AP2500 - page 14
14 AP2500 Hardwar e Refer ence Guide II. Components Chassis Panels There are two identical side panels on the chassis, one on each side. Each panel is secured by two lar ge thumb screws on the front of the server . T o open the left side of the panel (see the left view), remove the side panel screw , then pull the handle outward while pulling the p ...
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Asus AP2500 - page 15
AP2500 Hardwar e Refer ence Guide 15 II. Components Chassis Circulation System The circulation system cools the hard disk drives by bringing fresh air in from the side of the server and forcing the hot air out through the back. The server ’ s air circulation system is comprised of two 3 inch (8 cm) fans mounted in a removable module which brings ...
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Asus AP2500 - page 16
16 AP2500 Hardwar e Refer ence Guide II. Components Rear Cooling Fan Control Board Layout The rear fan control board, although small, has many functions as shown. Fan power connector Fan control settings Power input connector Fan status signal connector Rear Cooling Fan Control Board The rear fans are controlled and monitored by a control board. Th ...
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Asus AP2500 - page 17
AP2500 Hardwar e Refer ence Guide 17 II. Components Front Cooling Fans The hard disk drive fan module can be removed by using a small screw driver to push the eject lever in the fan module. The eject lever is behind a small hole as circled below . There are two individual 2 1/4 inch (6cm) fans secured by four screws on each fan. The ASMA software w ...
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Asus AP2500 - page 18
18 AP2500 Hardwar e Refer ence Guide II. Components Front Cooling Fan Control Board The front cooling fans’ main purpose is to cool the hard disk drives. These fans also have a fan control board like the rear cooling fans. The front cool- ing fan module consists of a control board, a hard disk drive LED status board, and two cooling fans. The mes ...
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Asus AP2500 - page 19
AP2500 Hardwar e Refer ence Guide 19 II. Components Fixed Storage Device T ray Internal fixed storage devices are mounted on removable trays. There are four available, one for a floppy device and another three for full-size de- vices. There are six screws provided (as circled) for mounting a 4 inch de- vice such as a floppy or hard disk drive. Four ...
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Asus AP2500 - page 20
20 AP2500 Hardwar e Refer ence Guide II. Components Fixed Storage Devices Floppy Drive and CD-ROM The floppy drive fits in the topmost bay along with the power button. A CD- ROM can fit into either the second, third, or fourth bay from the top. A metal clip on each side of the device tray secures the tray in place. Press inward to release the clips ...
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Asus AP2500 - page 21
AP2500 Hardwar e Refer ence Guide 21 II. Components Hot-Swap T rays Maximum uptime in a server requires devices that can be easily replaced or “swapped.” The main hard drives are mounted in internal hot-swap trays for easy replacement. The AP2500 hot-swap bay has two different models. The 1.6 inch SCA hot-swap bay can accommodate three 1.6 inch ...
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Asus AP2500 - page 22
22 AP2500 Hardwar e Refer ence Guide II. Components (This page was intentionally left blank) ...
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Asus AP2500 - page 23
AP2500 Hardwar e Refer ence Guide 23 II. Components II. System Components Hot-Swap Bay There are two levers on the front of the hot swap tray to help re- lease or lock the tray . T o remove the tray , extend both levers and pull on both levers. T o install the tray , push the tray firmly into the bay with the levers extended, then close the levers. ...
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Asus AP2500 - page 24
24 AP2500 Hardwar e Refer ence Guide II. Components II. System Components SCSI Backplane The SCSI backplane of this server is comprised of one SCSI board(DA- BP5) with Ultra2 SCSI connectors, power inputs, and SCSI ID dip switches. This configuration allows Ultra2 SCSI SCA hard disk drives to be docked into the server using a SCA connector . The SC ...
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Asus AP2500 - page 25
AP2500 Hardwar e Refer ence Guide 25 II. Components II. System Components SCSI ID Setting SCSI ID settings are made through DIP switches located on the SCSI board. The SCSI board has four dip switches to set the hard drive’ s power on delay and SCSI ID. SCSI ID Setting RMT_ST ART DL Y_ST ART description of f off Motor up when power on on off Moto ...
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Asus AP2500 - page 26
26 AP2500 Hardwar e Refer ence Guide II. Components II. System Components SCSI ID Dip Switches The following illustrates the different possibilities using the dip switches. IDSEL 1=of f IDSEL 0=of f ON IDSEL 1=on IDSEL 0=on ON IDSEL 1=on IDSEL 1=of f ON ON IDSEL 1=of f IDSEL 0=on ON IDSEL1 IDSEL0 Slot1 Slot2 Slot3A Slot4 Slot5A off off Resv . on on ...
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Asus AP2500 - page 27
AP2500 Hardwar e Refer ence Guide 27 II. Components II. System Components SCSI Information SCSI Connections Y our server can support up to 15 user installed single-ended SCSI devices. Be sure to include both internal and external SCSI devices in your device setup. Each SCSI device (both internal and external) must have a unique address (or SCSI ID) ...
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Asus AP2500 - page 28
28 AP2500 Hardwar e Refer ence Guide II. Components II. System Components Motherboard Securing Remove the extended expansion card guide before installing or removing the motherboard. All screws are necessary to provide the needed stabiliza- tion to support all the motherboard expansion cards used in a server . Place four spacers in the ar - eas cir ...
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Asus AP2500 - page 29
AP2500 Hardwar e Refer ence Guide 29 II. Components II. System Components Cable Connections The cables connect to the motherboard as shown. The motherboard includes onboard SCSI with 68-pin and 50-pin SCSI connectors. RAID connections require the ASUS PCI-DA2100A RAID card. Device Cables Several cables are used for connecting devices in the server ...
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Asus AP2500 - page 30
30 AP2500 Hardwar e Refer ence Guide II. Components II. System Components Card-Secure Module The chassis provides an adjustable expansion card securing rack to help hold expansion cards in their slots. The securing rack module is mounted by four screws on the edge of the server . There are 18 knobs on the module. T urn the knob counter clockwise to ...
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Asus AP2500 - page 31
AP2500 Hardwar e Refer ence Guide 31 II. Components II. System Components IDE Cabling Proper IDE device operation requires that the IDE ribbon cable does not exceed 18 inches. If only one IDE device is used, connect it to the end of the cable. Remove unused cables from the motherboard’ s IDE connector to ensure proper signal strength. CD-ROM Disk ...
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Asus AP2500 - page 32
32 AP2500 Hardwar e Refer ence Guide II. Components II. System Components Ultra2 SCSI Disk Drive The Ultra2 SCSI disk drive has separate signal and power connections. The power connector is the same as standard hard disk drive power . The signal cable is different. For proper signal stability in Ultra2 speeds, a special twisted ribbon cable must be ...
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Asus AP2500 - page 33
AP2500 Hardwar e Refer ence Guide 33 II. Components II. System Components Expansion Cards Expansion cards can be easily installed just like any standard PC computer . Up to 4 PCI or 2 ISA (1 slot is shared allowing a maximum of 5 cards at one time) cards can be installed. One AGP slot is also available for a hardware 3D accelerator with an AGP conn ...
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Asus AP2500 - page 34
34 AP2500 Hardwar e Refer ence Guide II. Components II. System Components Power Supply This server has a standard power supply with specifications to meet this server ’ s motherboard requirements. A clearly marked label gives detailed specifications of the power supply . It is normal practice to remove the power cord before opening the side panel ...
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Asus AP2500 - page 35
AP2500 Hardwar e Refer ence Guide 35 II. Components II. System Components Starting the Server T urn ON the server b y pushing the power button. The power button will snap back when released because A TX power systems have an electrical ON /OF F switch unlike A T systems which require a permanent ON or OF F position. If the Power O n LE D does not l ...
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Asus AP2500 - page 36
III. Appendix SCSI Cable Limits SCSI cables have a limit to the length that it may have. Exceeding the length may cause problems mounting or using any one of the SCSI devices. CAUTION: Exceeding the SCSI cable limits may cause unreliable data transfers even if all the devices are mounted properly . NOTES: • Narrow refers to 50 pin and W ide refer ...
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Asus AP2500 - page 37
AP2500 Hardwar e Refer ence Guide 37 III. Appendix III. Appendix Power Supply Information Input V oltage Range Min (V) Nom (V) Max (V) Range 1 90 120 132 Range 2 180 230 265 Output Current Capacity Output Nom Out (Vdc) Min (A) Max (A) 1 3.3V 1.4 30* 2 5.0V 2.4 43* 3 12.0V 0.5 12 4 -5.0V 0 0.5 5 -12.0V 0 0.5 * T otal output power for 3.3V and 5V com ...
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Asus AP2500 - page 38
38 AP2500 Hardwar e Refer ence Guide III. Appendix III. Appendix Power Supply Requirement Calculation T able Item V olts Amp x Qty . = T otal Amp W atts (5V) W atts (12V) 209.55 3.6 Hard Drive 5.0V 1.3 x = 12V 1.5 x = CD-ROM 5.0V x = 12V x = T ape Drive 5.0V x = 12V x = Floppy Drive 5.0V x = 12V x = System Fans 5.0V x = 12V 0.3 x = 0.6 7.2 Other 3. ...
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Asus AP2500 - page 39
AP2500 Hardwar e Refer ence Guide 39 III. Appendix Glossary Byte (Binary T erm) One byte is a group of eight contiguous bits. A byte is used to represent a single alphanumeric character , punctuation mark, or other symbol. CHKDSK (Check Disk) An MS-DOS command that gives you information such as disk space, files, and directories on your hard disk d ...
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Asus AP2500 - page 40
40 AP2500 Hardwar e Refer ence Guide III. Appendix III. Appendix Peripherals Peripherals are components on the outside of the computer such as a moni- tor , printer , keyboard, or mouse. Peripherals are attached to the computer via I/O ports. Peripheral devices allow your computer to perform an almost limitless variety of specialized tasks. POST (P ...
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