Troubleshooting; Possible­cause - Grundig GR 42-102 Benutzerhandbuch

Problem
Screen lit (snow), but no
station
Poor picture contrast
Interference to picture and/
or sound
Ghosting, reflection
No colour
Picture but no sound
Teletext missing or faulty
Remote control does not work
Picture is dark in PC mode
INFORMATION

Troubleshooting

If the remedies given below do not work, 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.
Possible­cause
Antenna cable
No TV station programmed
Picture settings incorrectly set
Problem at station
Interference from other devices
Channel setting
Antenna
Colour intensity at maximum
TV standard setting (if setting option
is available)
Problem at station
Volume set to minimum
Problem at station
Television station ( has no teletext) or
antenna system
Station signal too weak
No optical connection
Remote control batteries
Operating condition undefined
Incorrect setting for picture resolution
and picture frequency on the PC
NOTE:
This is a Class A product. During operation the device can cause
radio interference. In this case the user may have to remedy this.
Please contact your specialist dealer.
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Remedy
Is the antenna cable connected?
Start a station search
Adjust the brightness, contrast or
colour setting
Test with a different station
Change the position of the device
Automatic or manual channel setting/
fine tuning
Have antenna cable or system
checked
Turn up the colour
Select the correct colour standard
Test with an another channel
Turn up or switch on the volume
Test with an another channel
Test an another channel for fine tuning
and ghosts
Check the antenna system
Point the remote control at the
television set
Check the batteries, change if
necessary
Switch off the television with the main
power button for approximately 2
minutes
Change the setting on the PC (for
example, picture resolution 1280 x
768, picture frequency 60Hz)
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