TROUBLESHOOTING
Before sending your LCD monitor for servicing, please check the trouble- shooting list below to see if you can
(VGA Mode)
Problems | Current Status | Remedy | |
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| LED ON | · Using OSD, adjust brightness and contrast | |
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| to maximum or reset to their default | |
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| settings. | |
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| LED OFF | · Check the power switch. | |
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No Picture |
| · Check if AC power cord is properly | |
| connected to the monitor. | ||
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| LED displays | · Check if video signal cable is properly | |
| amber color | connected at the back of monitor. | |
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| · Check if the power of computer system is | |
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| ON. | |
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| Unstable | · Check if the specification of graphics | |
| Picture | adapter and monitor is in compliance | |
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| which may be causing the input signal | |
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| frequency mismatch. | |
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| Display is | · Using OSD, adjust RESOLUTION, CLOCK, | |
| missing, center | ||
Abnormal | shift, or too | POSITION with | |
Picture | small or too |
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· Using OSD, in case of missing | |||
large in display | |||
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| image, please select other resolution or | ||
| size | ||
| other vertical refresh timing. | ||
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| · Wait for a few seconds after adjusting the | |
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| size of the image before changing or | |
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| disconnecting the signal cable or powering | |
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| OFF the monitor. | |
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