What are the common types of faults in Optoma projectors? Once a failure occurs, which are the ordinary users can repair, and which need a professional maintenance master to solve? Today, the author discusses in detail the nine common types of failures of the underlying Optoma projectors and shares the corresponding maintenance steps. Interested friends are aware of the concerns.
Fault one: The screen has no image.
Maintenance steps:
1. Make sure all cables and power connections are correctly and securely connected as described in the “Installation†section.
2. Make sure the connector pin is not bent or broken.
3, check the projection lamp is firmly installed. See the "Replace the lamp" section.
4. Make sure the lens cap is removed and the projector is turned on.
Fault 2: The image is incomplete, scrolling, or incorrectly displayed.
Maintenance steps:
1. Press the "Auto adjust" button on the remote control or control panel.
2. If you are using pc: If the resolution of your computer is higher than 1024x768, follow the steps below to reset the resolution.
For windowsxp:
1) Open the "My Computer" icon, the "Control Panel" folder, and double-click the "Display" icon.
2) Select the "Settings" tab.
3) The resolution setting can be found in the "Screen area". Check if the resolution setting is lower than or equal to 1024x768.
If the projector still cannot display the entire image, you will also need to change the monitor display you are using. See the following steps.
4) After completing steps 1 to 2 above, click the "Advanced Properties" button.
5) Select the "Change" button under the "Monitor" tab.
6) Click on "Show all devices". Then select "Standard monitor type" in the "Manufacturer" box; select the desired resolution mode in the "Mode" box.
7) Check whether the resolution of the monitor display is lower than or equal to 1024x768.
3. If you are using a laptop:
1) You need to first set the resolution of your computer by following the above steps.
2) Switch the laptop display to "only external monitor" or "crt monitor only".
3) If you encounter difficulties in changing the resolution or if the monitor freezes, restart all devices and projectors.
Fault 3: The laptop or powerbook laptop does not display the presentation document.
Maintenance steps:
1. If you are using a laptop:
Some laptops disable the computer's own monitor when using a second display device. Its reactivation is different. See your computer's documentation for details.
2. If you are using an apple powerbook laptop:
In the "Control Panel", open "powerbook display" and select "on" for "video mirroring".
Fault 4: The image is unstable or jittery.
Maintenance steps:
1. Use "phase" to correct it.
2. Change the monitor color from your computer.
Fault 5: There are vertical jitter bars on the image.
Maintenance steps:
1, use the "frequency" to adjust.
2. Check and reconfigure the display mode of the graphics card to make it compatible with this product.
Fault 6: The image is out of focus.
Maintenance steps:
1. Adjust the focus ring on the projector lens.
2. Verify that the distance between the projection screen and the projector is between the required distance of 3.74 inches (1.14 meters) to 32.81 inches (10.00 meters).
Fault 7: Display screen is exceeded when 16:9 dvd is displayed.
Maintenance steps:
The projector itself will automatically detect 16:9 dvd and adjust the aspect ratio (via digital conversion) to the full screen according to the default 4:3 setting.
If the projector is still out of range, you need to adjust the aspect ratio as follows:
1. If 16:9 dvd is being played, select 4:3 aspect ratio type on the DVD player.
2. If 4:3 aspect ratio type cannot be selected on the DVD player, select 4:3 for the screen on the osd function of the projector.
Fault 8: Image reversal.
Maintenance steps:
Open the "Menu" and select "Display" to adjust the projector.
Fault 9: Light bulb burns out or makes a sound.
Maintenance steps:
When the lamp reaches the end of its service life, it will burn out or make a loud popping sound. If this happens, the projector will resume operation only after replacing the lamp module. When replacing the lamp, follow the steps in Replacing the lamp.
About the Optoma projector's common fault types and maintenance methods to end here, if you find yourself can not repair, it is best to ask a professional maintenance master to solve, so as to avoid secondary damage to the projector due to their own operation mistakes, Increase maintenance costs.
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Fault one: The screen has no image.
Maintenance steps:
1. Make sure all cables and power connections are correctly and securely connected as described in the “Installation†section.
2. Make sure the connector pin is not bent or broken.
3, check the projection lamp is firmly installed. See the "Replace the lamp" section.
4. Make sure the lens cap is removed and the projector is turned on.
Fault 2: The image is incomplete, scrolling, or incorrectly displayed.
Maintenance steps:
1. Press the "Auto adjust" button on the remote control or control panel.
2. If you are using pc: If the resolution of your computer is higher than 1024x768, follow the steps below to reset the resolution.
For windowsxp:
1) Open the "My Computer" icon, the "Control Panel" folder, and double-click the "Display" icon.
2) Select the "Settings" tab.
3) The resolution setting can be found in the "Screen area". Check if the resolution setting is lower than or equal to 1024x768.
If the projector still cannot display the entire image, you will also need to change the monitor display you are using. See the following steps.
4) After completing steps 1 to 2 above, click the "Advanced Properties" button.
5) Select the "Change" button under the "Monitor" tab.
6) Click on "Show all devices". Then select "Standard monitor type" in the "Manufacturer" box; select the desired resolution mode in the "Mode" box.
7) Check whether the resolution of the monitor display is lower than or equal to 1024x768.
3. If you are using a laptop:
1) You need to first set the resolution of your computer by following the above steps.
2) Switch the laptop display to "only external monitor" or "crt monitor only".
3) If you encounter difficulties in changing the resolution or if the monitor freezes, restart all devices and projectors.
Fault 3: The laptop or powerbook laptop does not display the presentation document.
Maintenance steps:
1. If you are using a laptop:
Some laptops disable the computer's own monitor when using a second display device. Its reactivation is different. See your computer's documentation for details.
2. If you are using an apple powerbook laptop:
In the "Control Panel", open "powerbook display" and select "on" for "video mirroring".
Fault 4: The image is unstable or jittery.
Maintenance steps:
1. Use "phase" to correct it.
2. Change the monitor color from your computer.
Fault 5: There are vertical jitter bars on the image.
Maintenance steps:
1, use the "frequency" to adjust.
2. Check and reconfigure the display mode of the graphics card to make it compatible with this product.
Fault 6: The image is out of focus.
Maintenance steps:
1. Adjust the focus ring on the projector lens.
2. Verify that the distance between the projection screen and the projector is between the required distance of 3.74 inches (1.14 meters) to 32.81 inches (10.00 meters).
Fault 7: Display screen is exceeded when 16:9 dvd is displayed.
Maintenance steps:
The projector itself will automatically detect 16:9 dvd and adjust the aspect ratio (via digital conversion) to the full screen according to the default 4:3 setting.
If the projector is still out of range, you need to adjust the aspect ratio as follows:
1. If 16:9 dvd is being played, select 4:3 aspect ratio type on the DVD player.
2. If 4:3 aspect ratio type cannot be selected on the DVD player, select 4:3 for the screen on the osd function of the projector.
Fault 8: Image reversal.
Maintenance steps:
Open the "Menu" and select "Display" to adjust the projector.
Fault 9: Light bulb burns out or makes a sound.
Maintenance steps:
When the lamp reaches the end of its service life, it will burn out or make a loud popping sound. If this happens, the projector will resume operation only after replacing the lamp module. When replacing the lamp, follow the steps in Replacing the lamp.
About the Optoma projector's common fault types and maintenance methods to end here, if you find yourself can not repair, it is best to ask a professional maintenance master to solve, so as to avoid secondary damage to the projector due to their own operation mistakes, Increase maintenance costs.
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