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Manual Optoma Technology W304M

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  • Optoma Technology W304M - page 1

    English 1 Usage Notice ...................................................................................................................... 2 Safety Information ........................................................................................................................2 Class B emissions limits ........................................ ...

  • Optoma Technology W304M - page 2

    English 2 Safety Information The lightning ash with arrow head within an equilateral triangle is intended to alert the user to the presence of uninsulated “dangerous voltage” within the product’s enclosure that may be of sufcient magnitude to constitute a risk of electric shock to persons. The exclamation point within an equilateral tri ...

  • Optoma Technology W304M - page 3

    English 3 Do not attempt to service this projector yourself. Opening or removing covers may expose you to dangerous voltages or other hazards. Please call Optoma to be referred to an authorized service center near you. 8. Do not let objects or liquids enter the projector as they may touch dangerous voltage points or short-out parts that could resul ...

  • Optoma Technology W304M - page 4

    English 4 Precautions Please follow all warnings, precautions and maintenance as recommended in this user’s guide. ▀ ■ Warning - Do not look into the projector’s lens when the lamp is on. The bright light may damage your eyes. ▀ ■ Warning - To reduce the risk of re or electric shock, do not expose this projector to rain or moisture. ...

  • Optoma Technology W304M - page 5

    English 5 Do :  Turn off the product before cleaning.  Use a soft cloth moistened with a mild detergent to clean the display housing.  Disconnect the power plug from the AC outlet if the product is not being used for a long period of time. Don’t :  Do not block the ventilation slots and openings on the unit.  Do not use abrasive cl ...

  • Optoma Technology W304M - page 6

    English 6 Usage Notice Eye Safety Warnings ▀ ■ Avoid staring directly into the projector’s beam of light at all times. ▀ ■ Minimize standing facing into the beam. Keep your back to the beam as much as possible. ▀ ■ Using a stick or laser pointer is recommended to avoid the need for the presenter to enter the beam. ▀ ■ Ensure that ...

  • Optoma Technology W304M - page 7

    English 7 Introduction Product Features This product is a single chip 0.55” XGA series and 0.65” WXGA series DLP ® projector. Outstanding features include: u Texas Instruments Single chip DLP ® Technology u Computer Compatibility: Apple Macintosh, iMac, and VESA Standards: UXGA, SXGA+, SXGA, WXGA, WUXGA, XGA, SVGA, VGA u Video Compatibility: ...

  • Optoma Technology W304M - page 8

    English 8 Package Overview This projector comes with all the items shown below. Check to make sure your unit is complete. Contact your dealer immediately if anything is missing. Foc us Zoom AV- Mute Keys ton e + Re- Sync Power Power Lamp Temp Ent er Menu Keys ton e - Sour ce Projector with lens cover IR Remote Control with Laser Pointer & Batte ...

  • Optoma Technology W304M - page 9

    English 9 Product Overview Main Unit F oc us Zoo m AV- M ut e Key s t o ne + Re- Sync Pow er Power La m p Te mp Ent er M enu Key s t o ne - Sou r c e 1 2 3 4 5 7 6 8 9 10 11 1. Control Panel 7. Elevator foot 2. Zoom 8. Ventilation 3. Focus 9. Power Socket 4. Lens 10. Connection Ports 5. Front IR Receiver 11. Kensington™ Lock 6. Lens Cover Introdu ...

  • Optoma Technology W304M - page 10

    English 10 Control Panel 1 2 3 4 5 6 7 8 9 10 11 1. Power 7. Enter 2. ◄/Source (Left arrow) 8. ▲/Keystone+ (Up arrow) 3. Power LED 9. ►/Re-Sync (Right arrow) 4. Lamp LED 10. ▼/Keystone - (Down arrow) 5. Temp LED 11. Menu 6. AV-Mute Introduction ...

  • Optoma Technology W304M - page 11

    English 11 Rear View 8 1 2 3 4 5 6 7 9 1. AC IN (Power) 2. SERVICE/MOUSE Connector 3. Audio Input Connector 4. Audio Output Connector 5. Video Input Connector 6. VGA/SCART/YPbPr/( ) Wireless Dongle 7. HDMI Connector 8. Kensington™ Lock Port 9. Ventilation Opening Introduction   Wireless dongle is an optional accessory. ...

  • Optoma Technology W304M - page 12

    English 12 Remote Control 1. User Button 2. Button LED 3. Switch Button 4. Re-Sync 5. Mouse Right Click 6. Laser Button 7. Page Up 8. Volume +/- 9. Zoom 10. Freeze 11. AV mute 12. Video Source 13. 3D Button 14. VGA Source 15. Contrast Button 16. Number Buttons (for password input) 17. HDMI 18. Brightness 19. Menu 20. Keystone +/- 21. Page Down 22. ...

  • Optoma Technology W304M - page 13

    English 13 Connecting the Projector Connect to Computer / Notebook 1 4 5 2 3 6 7 1. Power Cord 2. USB Cable 3. Audio-in (mini jack) 4. Audio-out (mini jack) 5. Video Cable 6. VGA Cable 7. HDMI Cable Installation   Due to the difference in applications for each country, some regions may have different accessories. ...

  • Optoma Technology W304M - page 14

    English 14 Connect to Video Sources 4 DV D Pl ay er , Se t - t op Bo x, HD TV r ec ei ve r 4 7 2 3 8 6 5 9 1 1. Power Cord 2. Component Cable (optional) 3. RGB to Component Adapter (optional) 4. Stereo system cable (optional) 5. Stereo system cable (optional) 6. RCA Video Cable (optional) 7. SCART to RGB & S-Video Adapter (optional) 8. VGA Cabl ...

  • Optoma Technology W304M - page 15

    English 15 Powering On / Off the Projector Powering On the Projector 1. Connect the power cord to the projector. 2. Turn On the connected devices. 3. Ensure the Power LED is steady (ashing) and then press the Power button to turn On the projector. The projector splash screen displays and connected devices are detected. If the connected device is ...

  • Optoma Technology W304M - page 16

    English 16 Powering Off the Projector 1. Press Power to turn off the projector lamp, a message displays on the projector’s screen. 2. Press Power again to conrm, otherwise the message disappears after 15 seconds. 3. The cooling fans continue to operate for about 10 seconds for cooling cycle . (If you wish to turn the projector back on, you mus ...

  • Optoma Technology W304M - page 17

    English 17 Adjusting the Projected Image Adjusting the Projector’s Height Take note of the following when setting up the projector: • The projector table or stand should be level and sturdy. • Position the projector so that it is perpendicular to the screen. • Ensure the cables are in a safe location. You could trip over them. F oc us Zoo m ...

  • Optoma Technology W304M - page 18

    English 18 Adjusting the Zoom / Focus 1. Use the Image-zoom control (on the projector only) to resize the projected image and screen size [B] . 2. Use the Image-focus control (on the projector only) to sharpen the projected image [A] . A B 3. Use the keystone buttons to correct image distortion. They can be found on the remote control and on the pr ...

  • Optoma Technology W304M - page 19

    English 19 Control Panel Using the Control Panel Power Refer to the “Power On/Off the Projector” section on page 15. Menu Press Menu to launch the on-screen display (OSD) menu. To exit OSD, Press Menu again. ▲/Keystone+ (Up arrow) • Adjust the image Keystone positively. • Navigates and changes settings in the OSD. ►/Re-Sync (Right arrow ...

  • Optoma Technology W304M - page 20

    English 20 Remote Control Using the Remote Control Power Refer to the “Power On/Off the Projector” section on page 15. Switch USB mouse switch. Source Press Source to select an input signal. User View the Remote Settings directly Re-Sync Automatically synchronizes the projector to the input source. L Button Mouse left click. R Button Mouse righ ...

  • Optoma Technology W304M - page 21

    English 21 Using the Remote Control Brightness Adjust the brightness of the image. Menu Press Menu to launch the on-screen display (OSD) menu. To exit OSD, Press Menu again. Zoom Press +/- to zoom in of an image. HDMI Press HDMI to choose HDMI source. Freeze Press Freeze to pause the screen image. AV Mute Momentarily turns off/on the audio and vide ...

  • Optoma Technology W304M - page 22

    English 22 On-screen Display Menus The Projector has multilingual On-screen Display menus that allow you to make image adjustments and change a variety of settings. The projector will automatically detect the source. How to operate 1. To open the OSD menu, press Menu on the Remote Control or Projector Keypad. 2. When OSD is displayed, use ◄► ke ...

  • Optoma Technology W304M - page 23

    English 23 Menu Tree Auto Power Off (min) Direct Power On Sleep Timer (min) Quick Resume No / Yes Power Mode (Standby) Active / Eco Exit Lamp Hours Lamp Reminder Brightness Mode Lamp Reset Exit Pr esentation / Bright / Movie / sRGB / Blac kb oard / User / 3D Color H Image Shift / V Image Shift / Exit Film / Video / Graphic / Standard Auto / RGB / Y ...

  • Optoma Technology W304M - page 24

    English 24 Image Display Mode There are many factory presets optimized for various types of images. 4 Presentation: Good color and brightness from PC input. 4 Bright: Maximum brightness from PC input. 4 Movie: For home theater. 4 sRGB: Standardised accurate color. 4 Blackboard: Best for Blackboard colors. 4 User: User’s own settings. The initial ...

  • Optoma Technology W304M - page 25

    English 25 Image Sharpness Adjusts the sharpness of the image. 4 Press ◄ to decrease the sharpness. 4 Press ► to increase the sharpness. Color Adjusts a video image from black and white to full color saturation. 4 Press ◄ to decrease the amount of color in the image. 4 Press ► to increase the amount of color in the image. Tint Adjusts the c ...

  • Optoma Technology W304M - page 26

    English 26 Image | Advanced Gamma This allows you to choose a gamma table that has been ne- tuned to bring out the best image quality for the input. 4 Film—for home theater. 4 Video—for video or TV source. 4 Graphics—for image source. 4 Standard—for PC or computer source. Brilliant Color This adjustable item utilizes a new color-processi ...

  • Optoma Technology W304M - page 27

    English 27 Image | Advanced | Color Setting Colors (Except White) Press ▲▼ to select a color and press Enter to adjust the hue, saturation, and gain settings. Press ▲▼ to select Hue, Saturation, or Gain and press ◄► to adjust the settings. User Controls ...

  • Optoma Technology W304M - page 28

    English 28 Image | Advanced | Color Setting White Press ▲▼ to select White and press Enter . Press ▲▼ to select Red, Green, or Blue and press ◄► to adjust the settings. Reset Reset all Color Setting values to the factory default. User Controls ...

  • Optoma Technology W304M - page 29

    English 29 Image | Advanced | Signal Automatic Set Automatic to On or Off to lock or unlock the Phase and Frequency features. 4 Off—disable auto lock. 4 On—enable auto lock. Frequency Change the display data frequency to match the frequency of your computer’s graphics card. If you experience a vertical ickering bar, use this function to ma ...

  • Optoma Technology W304M - page 30

    English 30 Display Format Use this function to choose your desired aspect ratio. 4 4:3: This format is for 4x3 input sources not enhanced for Wide screen TV. 4 16:9 (XGA series)/16:10 (WXGA series): This format is for 16x9 input sources, like HDTV and DVD enhanced for Wide screen TV. 4 Letter Box: This format is for non-16x9, letterbox source and f ...

  • Optoma Technology W304M - page 31

    English 31 Detail information about LBX mode: 1. Some Letter-Box DVDs are not enhanced for 16x9 TVs. In this situation, the image will not look right when displayed in 16:9 mode. In this situation, please try to using the 4:3 mode to view the DVD. If the content is not 4:3, there will be black bars around the image in 16:9 display. For this type of ...

  • Optoma Technology W304M - page 32

    English 32 Display Edge Marsk Edge Marsk function removes the noise in a video image. Edge Marsk the image to remove video encoding noise on the edge of video source. Zoom 4 Press ◄ to reduce the size of the image. 4 Press ► to magnify an image on the projected screen. Image Shift Shifts the projected image position. 4 Press ▲▼ to select ho ...

  • Optoma Technology W304M - page 33

    English 33 Display | 3D 3D Mode 4 DLP Link: Select DLP Link to use optimized settings for DLP Link 3D Glasses. 4 IR: Select IR to use optimized settings for IR-based 3D images. 3D Format 4 Auto: When a 3D identication signal is detected, the 3D format is selected automatically. 4 SBS: Display 3D signal in Side-by-Side format. 4 Top and Bottom: D ...

  • Optoma Technology W304M - page 34

    English 34 Setup Language Enter the Language menu. Select the multilingual OSD menu. See page 36 for more information. Projection Select projection method: 4 Front Desktop The factory default setting. 4 Rear Desktop When you select this function, the projector reverses the image so you can project behind a translucent screen. 4 Front Ceiling When y ...

  • Optoma Technology W304M - page 35

    English 35 Setup Screen Type Press ◄► to set the aspect ratio to 16:9 or 16:10. This function only supports WXGA. Remote Settings Press ◄► to set the user key active function on IR. Security Enter the Security menu. Access the projector’s security features. See page 37 for more information. Audio Settings Enter the Audio Settings menu. Se ...

  • Optoma Technology W304M - page 36

    English 36 Setup | Language Language Choose the multilingual OSD menu. Press Enter into the sub menu and then use the Left (◄) or Right (►) key to select your preferred language. User Controls ...

  • Optoma Technology W304M - page 37

    English 37 Setup | Security Security Timer Enter the Security Timer sub menu. Enter the Months, Days, and hours that the projector can be used without entering the password. Exiting to the Setup menu activates the Security Timer. Once activated, the projector requires a password on the specied dates and times to allow power on and access to the ...

  • Optoma Technology W304M - page 38

    English 38 Setup | Security Change Password Use this submenu to change the security password for the projector. 1. Select Change Password from the Security submenu. The Conrm Change Password dialog box displays. 2. Select Yes . 3. Enter the default password <1> <2> <3> <4> <5>. A second password screen displays. 4. ...

  • Optoma Technology W304M - page 39

    English 39 Setup | Security Security Setting Enable or disable the security password. 4 On—the current password is required to power on the projector and access the Security menu. 4 Off—no password is required for any function. When security is enabled, the following screen displays at startup and before access to the Security menu is allowed: ...

  • Optoma Technology W304M - page 40

    English 40 Setup | Audio Settings Internal Speaker 4 Off—turn off the internal speaker. 4 On—turn on the internal speaker. Mute Toggle the audio on or off. 4 Off—the speaker volume is turned on. 4 On—the speaker volume is turned off. Volume 4 Press ◄ to decrease the volume of voice. 4 Press ► to increase the volume of voice. User Contro ...

  • Optoma Technology W304M - page 41

    English 41 Setup | Advanced Logo Select the screen to display during startup. 4 Default—the supplied default startup screen. 4 Neutral—is Background Color. 4 User—customized screen capture using the Logo Capture function. Logo Capture Capture a displayed screen to use as the startup screen. 1. Display the desired screen on the projector. 2. S ...

  • Optoma Technology W304M - page 42

    English 42 Options Input Source Enter the Input Source menu. See page 45 for more information. Source Lock Lock the current source as the only available source, even if the cable is unplugged. 4 On—only the current source is recognized as an input source. 4 Off—all sources selected in Image | Advanced | Input Source are recognized as an input s ...

  • Optoma Technology W304M - page 43

    English 43 Options Keypad Lock In the top left of display, message must over ride “Information Hide.” Every time Keypad is pressed, Keypad Lock logo displays again for 10 sec. Keypad lock OSD. In the top left of display: User could unlock keypad by following methods: 1. Press Enter on the keypad for 7 sec and the keypad is unlocked. 2. Use remo ...

  • Optoma Technology W304M - page 44

    English 44 Options Advanced Enter the Advanced menu. See page 46 for more information. Lamp Setting Enter the Lamp Setting menu. See page 48 for more information. Reset Reset all Options to default factory settings. User Controls ...

  • Optoma Technology W304M - page 45

    English 45 Options | Input Source Use this option to enable / disable input sources. Press Enter to enter the sub menu and select which sources you require. Press Enter to nalize the selection. The projector will not search for inputs that are not selected. User Controls ...

  • Optoma Technology W304M - page 46

    English 46 Options | Advanced Direct Power On Enable or disable Direct Power On. 4 On—the projector powers on automatically when AC power is supplied. 4 Off—the projector must be powered on as normal. Auto Power Off Set the Auto Power Off interval. The projector powers off the lamp after 30 minutes of no signal by default. The following warning ...

  • Optoma Technology W304M - page 47

    English 47 Options | Advanced Quick Resume If Quick Resume is On, the projector can resume operating soon provided the projector is turned back on within 100 seconds of being turned off. Power Mode (Standby) Set standby power mode status ( upper to 0.5w or lower to 0.5w). 4 Eco.—Choose Eco. to save power dissipation further < 0.5W. 4 Active— ...

  • Optoma Technology W304M - page 48

    English 48 Options | Lamp Setting Lamp Hour Displays the number of hours the lamp has been active. This item is for display only. Lamp Reminder Enable or disable the lamp life span reminder. 4 On—a warning message displays when remaining lamp life is less than 30 hours. 4 Off—no warning message displays. Brightness Mode Select the lamp brightne ...

  • Optoma Technology W304M - page 49

    English 49 Troubleshooting If you experience a problem with your projector, please refer to the following information. If a problem persists, please contact your local reseller or service center. Image Problems No image appears on-screen 4 Ensure all the cables and power connections are correctly and securely connected as described in the “Instal ...

  • Optoma Technology W304M - page 50

    English 50 4 If you are using a Notebook: 1. First, follow the steps above to adjust resolution of the computer. 2. Press the toggle output settings. Example: [Fn]+[F4] Acer  [Fn]+[F5] Asus  [Fn]+[F8] Dell  [Fn]+[F8] Gateway  [Fn]+[F4] Mac Apple: System Preference  Display  Arrangement  Mirror display IBM/Lenovo  [Fn]+[F7] [ ...

  • Optoma Technology W304M - page 51

    English 51 Appendices The image is stretched when displaying 16:9 DVD title When you play anamorphic DVD or 16:9 DVD, the projector will show the best image in 16:9 format in OSD. If you play 4:3 format DVD title, please change the format as 4:3 in projector OSD. If the image is still stretched, you will also need to adjust the aspect ratio by refe ...

  • Optoma Technology W304M - page 52

    English 52 Appendices Projector Status Indication Error Code Message Power LED/ Flashes TEMP LED Flashed Lamp LED/ Flashes Warm up or Cooling down Flashing (0.5 sec) 0 0 Quick Resume (100 sec) Flashing (0.25 sec) 0 0 T1 temperature over temperature 0 On 0 Thermal break 4 0 0 Lamp error 0 0 On Lamp door open 7 0 0 DMD error 8 0 0 Color wheel error 9 ...

  • Optoma Technology W304M - page 53

    English 53 Appendices Message Reminders 4 Replacing the lamp: 4 Out of range: (see the following for more information) Remote Control Problems If the remote control does not work 4 Check the operating angle for the remote control is approximately ±15°. 4 Make sure there are no obstructions between the remote control and the projector. Move to wit ...

  • Optoma Technology W304M - page 54

    English 54 Replacing the Lamp The projection lamp should be replaced when it burns out. It should only be replaced with a certied replacement part, which you can order from your local dealer. Important: 4 The lamp contains a certain amount of mercury and should be disposed of according to local ordinance regulations. 4 Avoid touching the glass s ...

  • Optoma Technology W304M - page 55

    English 55 Cleaning the Projector Cleaning the projector to remove dust and grime will help ensure trouble-free operation. Warning: 4 Be sure to turn off and unplug the projector at least an hour before cleaning. Failure to do so could result in a severe burn. 4 Use only a dampened cloth when cleaning. Do not allow water to enter the ventilation op ...

  • Optoma Technology W304M - page 56

    English 56 Appendices Compatibility Modes Computer Compatibility (Analog RGB Compatible) Signal Resolution Refresh Rate (Hz) Notes for Mac NTSC - 60 PAL/SECAM - 50 VGA 640 x 480 60 / 67 / 72 / 85 Mac 60 / 72 / 85 SVGA 800 x 600 56 / 60** / 72 / 85 / 120** Mac 60 / 72 / 85 XGA 1024 x 768 60** / 70 / 75 / 85 / 120** Mac 60 / 70 / 75 / 85 HDTV (720P) ...

  • Optoma Technology W304M - page 57

    English 57 Appendices Input Signal for HDMI/DVI-D Signal Resolution Refresh Rate (Hz) Notes for Mac VGA 640 x 480 60 Mac 60 / 72 / 85 SVGA 800 x 600 60** / 72 / 85 / 120** Mac 60 / 72 / 85 XGA 1024 x 768 60** / 70 / 75 / 85 / 120** Mac 60 / 70 / 75 / 85 SDTV (480I) 640 x 480 60 SDTV (480P) 640 x 480 60 SDTV (576I) 768 x 576 50 SDTV (576P) 768 x 576 ...

  • Optoma Technology W304M - page 58

    English 58 Appendices True 3D Video Compatibility table (HDMI 3D Input) Input Timing 1280 x 720P @ 50Hz Top - and - Bottom 1280 x 720P @ 60Hz Top - and - Bottom 1280 x 720P @ 50Hz Frame packing 1280 x 720P @ 60Hz Frame packing 1920 x 1080i @50 Hz Side- by-Side (Half) 1920 x 1080i @60 Hz Side- by-Side (Half) 1920 x 1080P @24 Hz Top - and – Bottom ...

  • Optoma Technology W304M - page 59

    English 59 Appendices   Ensure at least 10cm clearance between the ceiling and the underside of the projector.   Avoid locating the projector near heat sources such as air conditioning and heaters. Excess heat may cause the projector to power off. Ceiling Installation To prevent damage to your projector please use the recommended mounti ...

  • Optoma Technology W304M - page 60

    English 60 Appendices Optoma Global Ofces For service or support please contact your local ofce. USA 715 Sycamore Drive Milpitas, CA 95035, USA Tel : 408-383-3700 Fax : 408-383-3702 www.optomausa.com Service : services@optoma.com Canada 5630 Kennedy Road, Mississauga, ON, L4Z 2A9, Canada Tel : 905-361-2582 Fax : 905-361-2581 www.optoma.ca Eur ...

  • Optoma Technology W304M - page 61

    English 61 Appendices Scandinavia Grev Wedels Plass 2 3015 Drammen, Norway Tel : +47 32 26 89 90 Fax : +47 32 83 78 98 Service : info@optoma.no Latin America 715 Sycamore Drive Milpitas, CA 95035, USA Tel : 408-383-3700 Fax : 408-383-3702 www.optoma.com.br www.optoma.com.mx Korea WOOMI TECH.CO.,LTD 4F,Minu Bldg.3.tw3-14, Kangnam-Ku, seoul,135-815, ...

  • Optoma Technology W304M - page 62

    English 62 Regulation & Safety notices This appendix lists the general notices of your projector. FCC notice This device has been tested and found to comply with the limits for a Class B digital device pursuant to Part 15 of the FCC rules. These limits are designed to provide reasonable protection against harmful interference in a residential i ...

  • Optoma Technology W304M - page 63

    English 63 Appendices Operation conditions This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions: 1. This device may not cause harmful interference, and 2. This device must accept any interference received, including interference that may cause undesired operation. Notice: Canadian users This Class ...

Manufacturer Optoma Technology Category Projector

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- Optoma Technology technical drawings
- W304M manuals
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- information booklets
- or energy labels Optoma Technology W304M
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 Optoma Technology W304M.

A group of documents referred to as user manuals is also divided into more specific types, such as: Installation manuals Optoma Technology W304M, service manual, brief instructions and user manuals Optoma Technology W304M. 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 Optoma Technology W304M.

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A complete manual for the device Optoma Technology W304M, 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 Optoma Technology W304M by users. Manuals are usually written by a technical writer, but in a language understandable to all users of Optoma Technology W304M.

A complete Optoma Technology 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 Optoma Technology W304M - 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 Optoma Technology W304M, 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 Optoma Technology W304M, that we can find in the current document
3. Tips how to use the basic functions of the device Optoma Technology W304M - which should help us in our first steps of using Optoma Technology W304M
4. Troubleshooting - systematic sequence of activities that will help us diagnose and subsequently solve the most important problems with Optoma Technology W304M
5. FAQ - Frequently Asked Questions
6. Contact detailsInformation about where to look for contact to the manufacturer/service of Optoma Technology W304M in a specific country, if it was not possible to solve the problem on our own.

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