56
15 . Troubleshooting Guide
Problem
Possible Cause
Solution
No picture, no sound, LED/display
not on
No power
Check mains cable and plug
No reception of programmes pre-
viously received
Antenna incorrectly positioned or
defective
Check antenna
Programme now transmitted via a
different transponder
Programme no longer being
transmitted
Perform scan (see Point 8 .3)
Antenna cannot be rotated
Motor not compatible with DiSEqC
1 .2
Various programmes not shown in
the programme list
Incorrect programme list selected
None
Sound ok, no TV picture
Radio mode selected
Use suitable motor
Temporary interference on program-
mes such as Pro 7, Sat 1, Kabel 1
and SPORT 1
Interference by DECT (wireless)
telephones
Select a different programme list
(see Point 7 .2 .3 .1)
Receiver cannot be operated
Data stream defective -> receiver
blocked
Switch to TV mode
USB functions not working
USB storage device not connected
Increase distance between receiver
and telephone base station
Square blocks appear temporarily
in the picture, receiver temporarily
freezes image, no sound, screen
temporarily black with message “No
signal”
Heavy rain or snow
Disconnect mains power for approx .
5 seconds, then switch on receiver
again
Antenna incorrectly positioned
Reconnect USB storage device,
check mains connection where
applicable
Dish too small for location
Clear snow from antenna dish
An obstruction between dish and
satellite (e .g . a wall or tree)
Position antenna correctly
No picture, no sound, LED display on Short circuit in LNB cable
Use larger dish
Install antenna with unobstructed
line of sight
Switch off receiver, eliminate short
circuit, switch on receiver again
Defective cable connection, or cable
missing
Check all cable connections
Defective LNB
Incorrect external unit selected on
receiver
Exchange LNB
Antenna incorrectly positioned
Correct setting (see Point 6 .4)
Position antenna correctly
Your receiver bears the CE symbol and complies with all required EU standards .
Subject to change without notice, not responsible for printing errors
Correct as at 07/2012
Contents may be copied and reproduced only with permission by the publisher .
©
2012
BDA TD 2220 HD-Lengl_07_12.indd 56
20.07.12 13:50