Troubleshooting - B&K AVP1030 Owner's Manual

PROBLEM
No sound, display will not
light
No sound, display on.
Loud hum or buzz on one
or more channels
Surround sound does not
sound correct.
**Note: If unit continues to blow power inlet fuses, DO NOT USE A HEAVIER
FUSE!!, have it serviced.

Troubleshooting

POSSIBLE CAUSE
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. Preamplifier in mute
2. Volume control to
minimum.
3. Wrong source selected.
4. Wrong source mode
selected.(analog/digital)
5. Line stage to amp. cables
loose or faulty.
6. Source to line stage cables
loose or faulty.
1. Poor ground connection in
interconnect cables.
1. Recordings are not Pro
Logic.
2. Recordings are not Dolby
Digital.
3. Surround processor not in
correct mode.
Page 35
POSSIBLE SOLUTION
1. Reconnect power cord.
2. Check power at plug.
3. Turn power switch on.
4. Check for shorts or
overloading.
1. Unmute preamplifier.
2. Increase volume.
3. Select source.
4. Select proper mode. (page
24,33)
5. Tighten, repair, or replace
cable.
6. Tighten, repair, or replace
cable.
1. Check all connectors and
repair as necessary.
1. Play a Pro Logic recording.
2. Play a Dolby Digital
recording.
3. Select proper surround
processor mode.