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Error Possible cause Corrective
No picture, no sound, LED does
not light up
No power supply Mains connection / Check mains
cable or switch main switch on
No station on the screen Antenna cable not inserted Insert antenna cable
No station set Carry out search run
Ghost image/reflection Antenna signal disturbed Check antenna and antenna cable
Various programmes are not dis-
played in the programme list
Incorrect programme list selected Selected other programme list (see
section 6.2.3.1)
Device cannot be operated Defective data stream --> Device
blocked
Turn the device off with the main
switch, wait for some seconds, and
turn on again
USB device is not recognised USB device is formatted in an
incorrect file system
Format USB device in the FAT32
file system
No hard disk recordings possible
anymore
Hard disk is full Delete stored recording(s)
Deleting hard disk recordings is not
possible
File system of the hard disk dama-
ged
Check hard disk (Section 7.3.3.1)
No teletext The station is not transmitting any
teletext
none
Disturbed teletext Antenna signal disturbed Check antenna and antenna cable
No colour Colour intensity set to minimum
Incorrect colour standard
Increase colour intensity
Set correct colour standard
Remote control does not work,
Operation on device possible
Batteries are drained Replace batteries
Incorrect remote control option set Set the correct remote control opti-
on (see page 3)
Sound OK, no TV picture Radio operation activated Switch to TV operation
Some programmes are disturbed
occasionally
Disturbances by “DECT telepho-
nes” (Radio phones)
Distance between receiving equip-
ment and TV set
enlarge
Small squares appear occasionally
in the picture.
The device occasionally switches
to freeze image, no sound.
Screen black occasionally with the
message “no signal”.
Defective data stream-->
Device blocked
Turn the device off with the main
switch and turn on again
Antenna incorrectly aligned Align antenna again
Antenna is not suitable for the
channels to be received
Use suitable antenna
The gain of the antenna is too low Use antenna with larger gain
No reception of programs, which
were previously ok
Antenna misaligned or defective Check antenna
Programme is broadcast on a dif-
ferent channel
Carry out a search run
(see section Punkt 9)
Programme is not being broadcast
anymore
none
16 Troubleshooting aids
223910000100
37779_HDvisionPVR_EN_.QXP 30.3.2007 10:08 Str. 72