ENGLISH
5 TROUBLESHOOTING
Before calling your Authorized Product Support, please check that the items below are properly connected or set.
In case of using a
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| • | Contrast and brightness controls. | • | Front |
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| LED On |
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| mum brightness or | |||
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| push the reset button) |
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No |
| LED Off | • | Power switch. | • | Front | |||||
| • | AC power cord disconnected. | • Rear | ||||||||
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picture |
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| LED On | • | Signal cable disconnected. | • | Rear | ||
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| • | BNC cables are misconnected or the green cable | • Check the graphics | ||||
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| (Amber) | ||||||
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| is disconnected. |
| adapter and cables |
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| • | Computer power switch. | • Computer | |
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| • | Power management function is active. | • Check the power man- | |
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| agement function. |
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The following message appeared. | • | Signal cable disconnected. | • | Rear | |||||||
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| • | BNC cables are misconnected or the green cable | • Check the graphics | |||
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| ATTENTION� |
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| NO SIGNAL |
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| adapter and cables | ||||
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| � |
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| H OFF V | OFF� |
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| � |
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| • | Computer power switch. | • Computer | |||
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| PLEASE CHECK � |
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| INPUT SIGNAL OR� |
| • | Power management function is active. | • Check the power man- | |||||
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| CONNECTION. |
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| agement function. |
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The following message appeared. | • | Input signal frequency range is disagreement. | • | Check the specifica- | |||||||
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| ATTENTION� |
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| CGA MODE is not available. |
| t i o n o f g r a p h i c s | ||
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| SIGNAL FREQUENCY � |
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| MDA MODE is not available. |
| adapter and monitor | ||||
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| IS OUT OF RANGE.� |
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| � |
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| FH �24.8KHz | FV 43.0Hz� |
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| EGA MODE is not available. |
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| � |
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| PLEASE CHANGE � |
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| SIGNAL TIMING. |
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| • | Do | • Front (OSD) | |
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| Display is miss- | • | Adjust | • Front (OSD) | ||||||
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| TION with |
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| ing, center shifts, |
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picture | • | Monitor may not be able to get |
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or too small or too |
| depend on signal. In this case, please select other |
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large of a display |
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| resolution, or other vertical refresh timing. |
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size |
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Abnormal |
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| Make sure you wait a few seconds after adjusting |
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| the size of the image before changing or discon- |
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| necting the signal. |
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| Display is dark or | • | Input video signal level select is not at the appropri- | • | Front (OSD) | |||||
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| too bright |
| ate position for your graphics adapter output.(0.7V |
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| or |
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