Reference
Troubleshooting
Problem | Check item | Page |
| • Insert the AC power cord plug securely in AC power | 9 |
...... | outlet. |
|
| • Make sure the remote control is not in the standby | 7 |
| mode (The POWER/Standby indicator is red.) |
|
| • Turn on the MAIN POWER button on the top of the | 14 |
No picture on screen and no | display. |
|
|
| |
sound from speakers | • Make sure the display and the AVC system is securely | 9 |
| connected with system cable. |
|
| • Check the brightness setting of the display. | 15, 22 |
| • Lamp may have malfunction. Contact your nearest | – |
| Authorized Sharp Industrial LCD products dealer or |
|
| service center for lamp replacement. |
|
No picture/No picture from AV1 | • Make sure a cable with no VIDEO input signal is | 6 |
connected to the |
| |
terminal |
| |
|
| |
| • Check the sound setting. | 7, 15 |
| • Make sure the sound is not muted. | 7 |
| • Make sure a pair of headphones is not connected. | 8 |
| • Make sure the connectors of the optional speaker | 9 |
Picture is displayed, but no | system are securely inserted. |
|
|
| |
sound from the speakers. | • Make sure the setting of AV OUTPUT terminal is | 28 |
| “FIXED” (for the optional side speakers)/“VARIABLE” |
|
| (for a commercially available speaker system). |
|
| • Make sure COLOR and TINT settings. | 24 |
| • Make sure CONTRAST and BLACK level settings are | 24 |
| not set too high. |
|
Picture is too light or improperly | • Check that RED and BLUE settings are near the center. | 24 |
|
| |
tinted. |
|
|
| • Make sure BRIGHTNESS setting is not set too low. | 15, 22 |
| • Check to see if BRIGHTNESS mode is not set to DARK. | 15, 22 |
| Change to MEDIUM or BRIGHT. |
|
| • Lamp may have malfunction. Contact your nearest | – |
Picture is too dark. | Authorized Sharp Industrial LCD products dealer or |
|
| service center for lamp replacement. |
|
Remote control does not work. | • Change the batteries. | 11 |
| • Make sure the infrared transmitter window is not receiving | 11 |
| strong light such as light from fluorescent lamps. |
|
No picture from AV OUT | • Make sure | 29 |
terminal. | • Make sure the input source other than | 29 |
|