Troubleshooting
If the picture quality is poor or you are experiencing another type of problem, check the adjustments and operations before requesting service. See the symptoms listed below, and try the checks and remedies.
Symptom | Remedy |
|
|
There is no picture or sound. | • Make sure the power cord is properly inserted in the power |
| outlet. |
| • Make sure the main power switch of the unit is on. |
| • Make sure another electronic device such as a lamp works |
| in the power outlet. |
|
|
There is no picture from AV. | • Make sure the brightness and contrast levels are properly |
| adjusted. |
| • The backlight may have reached the end of its service. |
| • Make sure all the connections are connected properly. |
|
|
There is a picture, but no sound. | • Make sure the volume is not set to minimum. |
| • Make sure the sound is not set to mute. |
| • Make sure the speakers are properly connected. |
|
|
There is no picture or sound, just | • The reception may be weak. |
noise. | • The state of the broadcast may also be bad. |
| |
| • Make sure the antenna or cable is not disconnected. |
|
|
The picture is not clear. | • The reception may be weak. |
| • The state of the broadcast may also be bad. |
| • Make sure the antenna or cable is not disconnected. |
|
|
The picture is light or improperly | • Check the color adjustments. |
tinted. | • Check the color system settings. |
| |
|
|
The picture is too dark. | • Adjust the brightness setting in the OSD. |
| • The backlight may have reached the end of its service life. |
|
|
The remote control does not work. | • Check the batteries. Replace them if they are old. |
| • Make sure the remote control is within operating range. |
| • Check that there are no obstacles between the remote |
| control and the sensor window on the display. |
|
|
The picture is not sharp. | • The reception may be weak. |
| • The state of the broadcast may also be bad. |
| • Make sure the antenna or cable is not disconnected. |
|
|
The picture moves. | • The reception may be weak. |
| • The state of the broadcast may also be bad. |
| • Make sure the antenna or cable is not disconnected. |
| • Screen move feature in the OSD may be turned on. |
|
|
44Troubleshooting