Symptom | Check these items |
Picture is fuzzy | • Adjust the brightness and contrast (page 14). |
| • Adjust the pitch and phase (analog RGB signal only) (page 15). |
| x Problems caused by a computer or other equipment connected, and not |
| caused by the display |
| • Set the resolution to 1280 ⋅ 1024 on your computer. |
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Picture is ghosting | • Eliminate the use of video cable extensions and/or video switch boxes. |
| • Check that all plugs are firmly seated in their sockets. |
Picture is not centered or sized properly (analog RGB signal only)
•Adjust the pitch and phase (page 15).
•Adjust the picture position (page 15). Note that some video modes do not fill the screen to the edges.
Picture is too small | x Problems caused by a computer or other equipment connected, and not | |
|
| caused by the display |
|
| • Set the resolution to 1280 ⋅ 1024 on your computer. |
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| |
Picture is dark | • Adjust the backlight (page 14). | |
|
| • Adjust the brightness (page 14). |
|
| • Adjust the gamma using GAMMA menu (page 14). |
|
| • It takes a few minutes for the display to become bright after turning on the display. |
|
| • The screen might turn darker, depends on ECO mode you selected. |
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| |
Wavy or elliptical pattern (moire) | • Adjust the pitch and phase (analog RGB signal only) (page 15). | |
is visible |
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| |
Color is not uniform | • Adjust the pitch and phase (analog RGB signal only) (page 15). | |
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| |
White does not look white | • Adjust the color temperature (page 14). | |
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| |
Display buttons do not operate | • If MENU LOCK is set to ON, set it to OFF (page 15). | |
( | appears on the screen) |
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| |
The device connecting through | • Check the USB cable (supplied) is connected properly (page 8). | |
the USB cable fails to operate. | • Press the MAIN POWER switch and the 1 (power) indicator to turn on the display. | |
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| x Problems caused by your computer or other connected device |
|
| • Check if your device has been turned on. |
|
| • Reinstall the updated USB driver. For more information, contact the manufacture of your |
|
| product. |
|
| • If you fail to operate your computer with the keyboard or mouse attached to the display, |
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| connect the keyboard or mouse to your computer directly. After restarting your computer, |
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| reset the USB connection. After having completed this process, connect the keyboard or |
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| mouse back to the display. When the display is connected to a computer, keyboard, or |
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| mouse via the USB port, you might not be able to operate your computer with them as you |
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| restart the computer. |
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| |
The display turns off after a while | xProblems caused by the connected computer or other equipment | |
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| • Set the computer’s power saving setting to off. |
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| |
Resolution displayed on the menu | • Depending on the graphics board setting, the resolution displayed on the menu screen may | |
screen is incorrect. | not coincide with the one set on the computer. | |
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| |
After turning off the main power, | • When the main power is on but the 1 (power) switch is not pressed, or when the display is | |
the 1 (power) indicator stays | in the power saving mode, if you turn the MAIN POWER switch off, the 1 (power) | |
bright for a while | indicator may not turn off right away. This is not a malfunction. | |
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