INFORMATION----------------------------------------------------------------------------------------------------------------------

Troubleshooting

If the information provided below does not help, please consult an authorised GRUNDIG dealer. Please bear in mind that malfunctions can also be caused by external devices such as video recorders or satellite receivers.

Problem

Possible cause

Remedy

 

 

 

Screen lit (snow), but no station­

Antenna cable

Is the antenna cable connected?

visible

 

 

 

 

 

 

No TV channel tuned

Start a channel scan

 

 

 

Insufficient contrast in picture

The picture settings are not correct

Adjust the brightness, contrast or colour­

 

 

setting

 

 

 

 

Problem at station

Try another channel

 

 

 

Picture and/or sound distorted

Interference from other devices

Place the device in a different position

 

 

 

Ghosting, reflection

Channel setting

Automatic or manual tuning/fine tuning

 

 

 

 

Antenna

Have antenna cable or system checked

 

 

 

No colour

Colour intensity too low

Turn up the colour

 

 

 

 

Adjust TV standard (if setting option is

Select the correct colour standard

 

available)

 

 

 

 

 

Problem at station

Try a different channel

 

 

 

Picture but no sound

Volume is set to a minimum

Turn up or switch on the volume

 

 

 

Teletext impaired or absent

Problem at station

Try a different channel

 

 

 

 

Television channel (no teletext)

Try with a different TV channel,

 

or antenna system

carry out fine tuning

 

 

 

 

Station signal too weak

Check antenna

 

 

 

The remote control does

Obstacle between remote control and

Point remote control at television

not work

device.

 

 

 

 

 

Battery problem

Check batteries and replace if

 

 

necessary­

 

 

 

 

Operating mode undefined

Switch off the television at the mains

 

 

switch for two minutes

Picture too dark in PC mode

Incorrect setting for picture resolution

Change settings on the PC

 

and picture frequency on the PC

(e.g. 1280 x 768 resolution,

 

 

refresh rate 60 Hz)

 

 

 

DMS device cannot be found

DMS device is not switched on or

Make sure that the DMS device is on

 

not started

and operating.

 

 

 

 

Network connection settings are not

Check the network settings.

 

made.

 

 

 

 

ENGLISH ­81

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Grundig CLE91 OS manual Troubleshooting, English ­81