Dolby Laboratories Digital-Satellite-Receiver manual Trouble-shooting guide

12 Trouble-shooting guide

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

*Only for receivers equipped with this feature

64