12 trouble-shooting guide, Problem possible cause solution – Dolby Laboratories Digital-Satellite-Receiver User Manual

Page 64

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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

bed_anl_DVB13 CIP_englisch_q5.qxd 08.09.03 11:15 Seite 64

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