Kathrein UFS 740sw - Manual (Page 87)

87
TROUBLESHOOTING
In the event of a malfunction, fi rst check all the cable connections and operating states:
1. Receiver and TV set power plugs are connected to wall socket
2. Antenna cables on receiver input
3. Receiver and TV set correctly connected by a Scart or cinch cable
4. Audio connections are made to Hi-Fi or Dolby Digital system as appropriate
5. Receiver and TV set (Hi-Fi/Dolby Digital system) are switched on (check power indicators)
6. Receiver is responding to remote control
A selection of troubleshooting tips is offered below.
Problem Cause Remedy
“No or bad signal” warning
appears on some or all channels
Antenna signal of satellite
reception system missing or
faulty. Incorrect LNB frequencies
set in “Antenna Confi guration”
menu.
Consult an antenna specialist
to have it checked and repaired
as necessary. On “Installation”
menu check LNB confi guration
for the satellite in question:
High L.O. “10,600” GHz, Low
L.O. “9,750” GHz, and Limit
frequency L.O. “11,700 MHz”,
and change as necessary.
Remote control no longer
responding
Receiver or remote control
command set may have been
unintentionally changed
Set infrared code 1, as described
in operating manual under
“Remote Control RC 660”; check
batteries
Wrong time being displayed
“Summer Time” setting wrong.
An incorrect time was imported
from the reception signal
On “Settings” - “Date and Time
Setup” menu check “Summer
Time Enabled” and change as
necessary Switch off receiver
at mains switch from current
channel, e.g. ARD or ZDF, wait 10
seconds and then switch back on
The following channels cut out
or “No or bad signal” appears:
PRO 7, SAT1, Cable 1, DSF,
N 24, Tele 5, 9 Live, HSE 24 and
Sonnenklar TV DECT telephones operate on
the same frequency as these
channels. Interference may occur
due to inadequate level or poor
shielding of cable
Consult your antenna specialist
Black or blue screen, no on-
screen displays
Scart connection to TV
deactivated by accidentally
pressing the 0 button Keep pressing the 0 button until
the TV picture reappears on-
screen
If, despite studying this operating manual, you still have questions about getting started with the unit or using
it correctly, or if unexpected problems occur, please contact your specialist dealer.
SERVICE