Troubleshooting
Please check for causes of problems in accordance with the following chart before contacting any maintenance personnel.
DISPLAY TROUBLESHOOTING
Symptom | Causes and Correction | |
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| Check whether power cord is correctly connected, and | |
Black screen, power | whether this unit is in power on. | |
| ||
indicator light off | Check whether the signal cord of input device is correctly | |
| connected. | |
| Check whether input device is in power on mode. | |
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| Check whether the input device signal is in this unit's | |
| specification | |
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Image display flicker, | Check computer output mode: control | |
If the setup does not accord with this unit's specification, | ||
unstable | ||
please change the display setup | ||
| ||
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| |
| Hor scanning frequency: 30kHz ~ 75kHz | |
| Ver scanning frequency: 50 Hz~75Hz | |
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SOUND AND TV TROUBLESHOOTING
| Symptom | Causes and Correction |
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| Cannot power on | Please make sure the power cord is connected correctly. |
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| Please make sure the audio cord is connected correctly. |
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| No sound |
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| Check volume. |
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| Make sure there is nothing plugged into the headphone jack. |
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| Check volume. |
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| Volume too low |
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| If volume is still too low when adjusting volume to maximum, |
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| please check whether the input device is correctly set. |
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| Snowy picture | Input antenna damaged or not correctly connected. |
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| Check whether remote control batteries are functioning. |
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| Check the battery installation is correct. |
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| Remote control failure | Check whether an obstacle is between the remote control and the |
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| unit's receiving window. |
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| Check whether the receiving window has a strong light. |
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26" HD Ready LCD/DVD TV with USB Record User Guide | 53 | ||