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13258 11/01
76
TROUBLESHOOTING
PROBLEM
POSSIBLE CAUSE
POSSIBLE SOLUTION
No sound, display
will not light
1. Power cord not plugged in.
2. Power off at
AC
source.
3. Power switch off.
4.
AC
power inlet fuse blown or
faulty. *
1. Reconnect power cord.
2. Check power at plug.
3. Turn power switch on.
4. Check for shorts or overloading. Replace
fuse.
No sound, display
on.
1. Processor in mute
2. Volume control to minimum.
3. Wrong source selected.
4. Line stage to amp. cables loose or
faulty.
5. Source to line stage cables loose
or faulty.
1. Unmute processor.
2. Increase volume.
3. Select source.
4. Tighten, repair, or replace cable.
5. Tighten, repair, or replace cable.
Loud hum or buzz
on one or more
channels
1. Poor ground connection in
interconnect cables.
2. Poor ground in main
AC
supply.
3. Poor ground on cable box.
4. Cables running across back of
TV
.
1. Check all connectors and repair as
necessary.
2. Check ground of outlet. Have it checked by
qualified serviceman.
3. Check ground.
4. Reposition cables.
Surround sound
does not sound
correct.
1. Recordings are not Dolby
Surround encoded.
2. Recordings are not Dolby Digital.
3. Surround processor not in correct
mode.
4. Check speaker setup.
5. Speakers phase wrong.
1. Play a Dolby Surround recording.
2. Play a Dolby Digital recording.
3. Select proper surround mode.
4. Pick correct speaker setup for your system.
5. Check wiring of speakers (+) of speaker to
(+) on amplifier. (-) on speaker to (-) on
amplifier.
Remote will not
operate unit.
1. Batteries missing.
2. Batteries dead.
3. Batteries inserted wrong.
4. Remote signal blocked.
5. Lens requires cleaning.
6. Wrong programming.
1. Check for batteries inside remote.
2. Put in fresh batteries.
3. Follow diagram in battery compartment.
4. Clear path to front panel of unit.
5. Clean lens with a soft cloth.
6. Refer to remote manual.
Video is in Black
and White
1. Zone 1 (A) video monitor is
selected to the wrong signal type.
1. Select the proper video signal type
(composite or S-video).
One or more
channels sound
bad
1. Check to see if the external power
amplifiers are working correctly.
1. Please contact B&K customer service.
* Note
:
If unit continues to blow power inlet fuses, replace
only with fuses of same type and rating.
DO NOT USE A HIGHER RATED FUSE!
,
contact B&K customer service.