5. Maintenance and Troubleshooting
Table
Table 5-1. Troubleshooting Chart
Symptom |
| Possible Cause(s) | Solution |
|
|
|
|
The display does not turn on | • | The Crystal Series LCD | • Ensure that the Crystal |
after initial installation. |
| Display is not plugged in or | Series LCD Display is |
|
| the AC outlet is not active. | plugged in and that the AC |
|
|
| outlet is active. |
| • | The remote control | • Replace the batteries. |
|
| batteries have run out. |
|
|
|
|
|
The display is on, but there is | • | Incorrect source selection. | • Select the correct source. |
no picture or sound. | • | Source component is not | • Turn on the source |
|
| turned on. | component. |
| • | Source component is | • Check video and/or audio |
|
| connected incorrectly or | connections to source |
|
| not at all. | component. |
|
|
|
|
Picture is okay, but there is no | • | Audio output is muted. | • Press the MUTE button |
sound. |
|
| on the remote control. |
| • Volume setting is too low. | • Turn up the volume. | |
|
|
|
|
Image is too bright and/or | • | Contrast is set too high. | • Lower the contrast setting. |
lacks definition in the bright |
|
|
|
areas of the image. |
|
|
|
5.1
Troubleshooting Tips
Image appears “washed out” and/or dark areas appear too bright.
Black or white dots appear on all channels or a specific channel.
•Brightness is set too high.
•Antenna or cable TV source is connected incorrectly or not at all.
•Broadcast signal is weak.
•Lower the brightness setting.
•Check the antenna or cable TV connection.
•If using an
Colors in the image are | • The Red/Pr, Green/Y or | • Ensure that the source |
swapped; for example, reds | Blue/Pb outputs from the | outputs are connected to |
appear blue or vice versa. | source are connected to | the correct Crystal Series |
| the wrong inputs on the | LCD Display input. |
| Crystal Series LCD |
|
| Display. |
|
|
|
|
Runco | 47 |
