Chapter 6 Troubleshooting
If a problem still remains after applying the suggested remedies, contact your local dealer.
No picture
| Problem |
| Possible cause and remedy | ||||
1. | No picture | • | Check whether the power cord is connected properly. | ||||
• | Power indicator does not light. | • | Turn the main power switch on. | ||||
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| • | Turn off the main power, and then turn it on again a | ||||
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| few minutes later. |
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• | Power indicator is lighting red. | • | Press | on the remote control (or on the | |||
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| monitor). |
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• | Power indicator is lighting blue. | • | Increase “Brightness”, “Contrast”, or “Gain” in the | ||||
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| Setting menu (see “To perform advanced adjustments” | ||||
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| (page 16)). |
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• | Power indicator is lighting orange. | • | Check whether the signal cable is connected properly. | ||||
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| • | Check whether the external device is turned on. | ||||
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| • | Operate the mouse or keyboard. | ||||
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| • | Switch the input signal. |
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| • | If an external device is plugged into the HDMI port, | ||||
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| change the authentication method. Power off once | ||||
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| and then press |
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| on the monitor for five | |
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| seconds or more to change the authentication method | ||||
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| and then turn on the power again. |
2.The message below appears.This message appears when the signal is not input correctly even when the monitor functions properly.
Example: | • | The message shows that the input signal is out of the | |
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| specified range. |
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| • | When the analog signal | |
| Signal Error |
| HDMI: PC signal) is input, take the measures below: |
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| resolution and vertical scan frequency requirements |
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| of the monitor (see |
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| Formats” (page 13)). |
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| graphics board’s utility. Refer to the manual of the |
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| graphics board for details. |
38 Chapter 6 Troubleshooting