Troubleshooting
Troubleshooting
The following table lists possible problems and methods for remedy. Please refer to this table prior to contacting a service repre- sentative.
f the troubleshooting information provided does not result in the fault being successfully resolved, switch OFF the unit via the mains switch and remove the mains plug from the socket.
Never attempt to repair the unit yourself and under no circumstances should you remove the rear cover from the unit.
FAULTS | POSSIBLE CAUSES | POSSIBLE SOLUTION | ||||
No picture and no sound, | D | Mains switch in position ”0” (OFF). | D Set mains switch to position ”I”. | |||
although the mains plug is | D | Display’s mains plug is not inserted in | D Insert the mains cable plug into the socket. | |||
inserted and the unit is |
| the socket. |
|
|
| |
switched on. |
|
|
|
| ||
D | Defective mains cable. | D Call the service hotline. | ||||
| ||||||
Screen is dark. | D | Contrast setting too low. | D Adjust the brightness and/or contrast | |||
|
|
|
| correctly (see <PICTURE> menu). | ||
| D No input signal, wrong input selected. | D Check the connection cable; assign correct | ||||
|
|
|
| input to source. | ||
Weak or excessive | D | Colour not set correctly. | D Adjust the colour using the <PICTURE> me- | |||
colours. | D | Connection cable not correctly |
| nu. |
| |
|
| inserted. | D Connect the cable correctly. | |||
The picture is cut off or off | D | Picture position not set correctly. | D Correct the picture position. | |||
centre. |
|
|
| Use the auto setup function. | ||
The picture is too large or | D | Picture format set wrongly. | D | Press F | button repeatedly until the picture | |
too small. |
|
|
| is displayed as full screen. | ||
The remote control is not | D | The batteries are flat. | D | Insert new batteries. | ||
working. | D | There is an obstruction between the | D Remove the obstruction between the remote | |||
|
| remote control and the sensor. |
| control and the sensor. | ||
| D The remote control is located | D Use the remote control within the specified | ||||
|
| outside of its operating range. |
| range. |
| |
The displayed picture is | D | The picture quality is not set correctly | D Correct the picture brightness and contrast | |||
too dark. |
|
|
| under the menu option <PICTURE>. | ||
The picture is displayed, | D | Sound mute is switched on. | D | Press the | button on the remote control. | |
but there is no sound. | D | Volume set to minimum. | D | Increase the volume. | ||
| ||||||
| D Loudspeakers not connected correctly. | D Connect the loudspeakers correctly. | ||||
Individual letters are not |
|
| D Set the phase position via the option | |||
displayed (PC mode). |
|
|
| <INPUTS / PIP ⇒ MAIN INPUT SET- | ||
|
|
|
| TINGS ⇒ PHASE>. | ||
|
|
| D Check the picture width setting. | |||
|
|
| D Run <INPUTS / PIP ⇒ MAIN INPUT SET- | |||
|
|
|
| TINGS ⇒ AUTO SETUP>. | ||
Horizontal stripes with TV | D | Signal source has been set up before | D Always place the signal sources at the side of | |||
or video signals. |
| the display. |
| or behind the display. | ||
| D Video cable screening is inadequate. | D Use only a | ||||
|
|
|
| high screening attenuation. | ||
|
|
|
|
|
| |
Temperature warning
To restore all settings to their original status, select the option
<SET UP ⇒ RESET TO FACTORY DEFAULTS>!
If the display is operated without sufficient ventilation, the internal temperature can rise excessively. If the ambient or internal temperature rises above a certain value, first of all, the warning window on the
As a result, the display may automatically switch to standby mode.
Make sure sufficient ventilation is provided!
24 | ENGLISH |