Dolby Laboratories Digital-Satellite-Receiver Satellite TV System User Manual


 
12 Trouble-shooting guide
64
* Only for receivers equipped with
this feature
Problem Possible cause Solution
Various programmes not shown in
programme list
Wrong programme list selected Select another programme list (see
Point 7.2.3.1)
Sound on, no TV image Set to radio mode Switch to TV mode
Programmes such as Pro 7, Sat 1,
TM3, Kabel 1, DSF and HOT show
intermittent interference
Interference by cordless telephones
(DECT)
Increase distance between base
station and receiver
Receiver cannot be operated Data stream defective-->receiver
blocked
Disconnect mains plug for approx. 5
seconds, then re-connect receiver
Remote control not working Batteries are spent Insert new batteries
Picture shows intermittent square
blocks. Temporary frozen frame, no
sound. Screenblack at times with
message “No signal”.
Severe rain or snow Remove snow from dish
Antenna incorrectly positioned Adjust antenna position
Antenna may be too small for
location
Use larger dish
Possible obstacle between antenna
and satellite, e.g. tree
Mount antenna with clear line of view
No picture, no sound, display*
operative
Short circuit in LNC connection Switch off unit, eliminate short circuit,
switch unit on again
Cable connection defective or not
present
Check all cable connections
LNC defective Fit new LNC
Incorrect external installation set on
receiver
Correct setting (see Point 6.4)
Antenna incorrectly positioned Adjust antenna position
No picture, no sound, display* off No mains power Check mains cable and connectors
No reception of programmes previo-
usly viewed
Antenna defective or incorrectly
positioned
Check antenna
Programme now broadcast on
another transponder
Perform search (see Point 8.3)
Programme no longer being broad-
cast
None
Antenna cannot be rotated Motor not DiSEqC 1.2 compatible Use suitable motor
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