Troubleshooting - B&K AVR101 Series Owner's Manual

PROBLEM POSSIBLE CAUSE
No sound, display 1. Power cord not plugged in.
will not light 2. Power off at
3. Power switch off.
4.
No sound, display 1. Receiver in mute
on. 2. Volume control to minimum.
3. Wrong source selected.
4. Line stage to amp. cables loose or
5. Source to line stage cables loose
Loud hum or buzz 1. Poor ground connection in
on one or more
channels 2. Poor ground in main
3. Poor ground on cable box.
4. Cables running across back of
Surround sound 1. Recordings are not Pro Logic.
does not sound 2. Recordings are not Dolby Digital.
correct. 3. Surround processor not in correct
4. Check speaker setup.
5. Speakers phase wrong.
Remote will not 1. Batteries missing.
operate unit. 2. Batteries dead.
3. Batteries inserted wrong.
4. Remote signal blocked.
5. Lens requires cleaning.
6. Wrong programming.
Video is in Black 1. Z1 video monitor is selected to the
and White
One or more 1. Internal fuses may have blown. *
channels sound
bad
* 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!

TROUBLESHOOTING

source.
AC
power inlet fuse blown or faulty.
AC
*
faulty.
or faulty.
interconnect cables.
supply.
AC
mode.
wrong signal type.
There are two internal fuses per
channel
POSSIBLE SOLUTION
1. Reconnect power cord.
2. Check power at plug.
3. Turn power switch on.
4. Check for shorts or overloading. Replace
fuse.
1. Unmute receiver.
2. Increase volume.
3. Select source.
4. Tighten, repair, or replace cable.
5. Tighten, repair, or replace cable.
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.
TV
1. Play a Pro Logic 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 receiver. (-) on speaker to (-) on
receiver.
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.
1. Select the proper video signal type
(composite or S-video).
1. Please contact B&K customer service.
,
have it serviced by your dealer or B&K.
49
p/n 12699 Rev. 9812C