Chapter 4 Troubleshooting
If a problem still remains after applying the suggested remedies, contact your local dealer.
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•Imaging problems → See No.3 - No.11.
•Other problems → See No.12 - No.18.
| Problems |
| Possible cause and remedy | ||
1. | No picture | • | Check whether the power cord is connected correctly. If | ||
• | Power indicator does not light. |
| the problem persists, turn off the monitor, and then turn it | ||
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| on again a few minutes later. |
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• | Power indicator is lighting blue. | • | Check brightness setting. |
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• | Power indicator is lighting yellow. | • | Turn on the PC. |
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| • | Switch the input signal with |
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| • | Operate the mouse or keyboard. |
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2. The message below appears. | This message appears when the signal is not input | ||||
• | This message appears when no signal is input. | correctly even when the monitor functions properly. | |||
| (This is displayed for about 40 seconds.) | • | The message shown left may appear, because some | ||
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| PCs do not output the signal soon after | ||
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| • | Check whether the PC is turned on. | ||
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| • | Check whether the signal cable is connected properly. | ||
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| • | Switch the input signal with |
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• | The message below shows that the input signal is | • | Select an appropriate display mode using the graphics | ||
| out of the specified frequency range. (Such signal |
| board’s utility software. Refer to the manual of the | ||
| frequency is displayed in red.) |
| graphics board for details. |
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| Example: |
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3. | Display position is incorrect. | • | Adjust image position so that it is displayed properly | |||||||||||||||||||||||||||||||||||
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| within the display area using the <Position> adjustment. |
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| • | If the problem persists, use the graphics board’s utility |
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| software if available to change the display position. |
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4. | Vertical bars appear on the screen or a part of the | • | Adjust using <Clock> from <Screen> menu at the | |||||||||||||||||||||||||||||||||||
| image is flickering. |
| Adjustment menu. | |||||||||||||||||||||||||||||||||||
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5. Whole screen is flickering or blurring. | • Adjust using <Phase>. | |||||||||||||||||
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6. | Characters are blurred. | • | Adjust using <Smoothing>. |
7. | Upper part of the screen is distorted as shown | • | This is caused when both composite sync |
| below. |
| signal and separate vertical sync signal are input |
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| simultaneously. Select either composite signal or |
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| separate signal. |
Chapter 4 Troubleshooting 23