INFORMATION_____________________________________

Troubleshooting

If the remedies given below do not work, please consult an authori- sed GRUNDIG dealer. Please bear in mind that malfunctions can also be caused by external devices such as video recorders or satel- lite receivers.

Fault

Screen lit (snow), but no station

Poor picture contrast

Interference to picture and/or sound

Ghosts, reflection

No colour

Inappropriate colour, colour spots

Picture but no sound

Teletext missing or faulty

Remote control does not work

The picture is unrecognisa- ble after switching on the television

Possible cause

Remedy

Antenna cable

Is the antenna cable

 

connected?

No television station pro-

Start the station search

grammed

 

Picture settings incorrectly

Adjust the brightness,

set

contrast or colour setting

Problem at station

Test with another channel

 

 

Interference from other

Change the position of the

devices

device

Channel setting

Automatic or manual chan-

 

nel setting/fine tuning

Antenna

Have antenna cable or

 

system checked

Colour intensity at minimum

Turn up the colour

TV standard setting (if

Select the correct colour

setting option is available)

standard

Problem at station

Test with another channel

 

 

Strong magnetic field due,

Move the loudspeakers

for example, to loudspea-

away from the television.

kers

If colour spots remain,

 

switch off the television set

 

at the mains and switch on

 

again after 10 minutes

Volume set to minimum

Turn up or switch on the

 

volume

Problem at station

Test with another channel

 

 

Television station (has no

Test another channel for

teletext) or antenna system

fine tuning and ghosts

Station signal too weak

Check the antenna system

No optical connection

Point the remote control at

 

the television set

Remote control batteries

Check the batteries, change

 

if necessary

Operating condition unde-

Switch off the television

fined

with the main power button

 

for approximately

 

2 minutes

Parental lock has been

Switch off the parental lock

activated

 

 

 

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Grundig MF 40-2501/5 TEXT manual Troubleshooting, Fault