Bang & Olufsen BeoVision 1 Manual Del Usuario página 12

2.8 Fault fl ow chart, English
Sound
Check aerial connection
No sound
No bass
no treble
Are both left/right
without sound?
Disconnect 10P032
OK?
Replace PCB59
Are both left/right
or without bass or
without treble?
Replace PCB10 /
Sound/DVD
chassis (BC1)
OK?
No
Yes
Find channel in
speakertable and
Replace speakerbox
measure.
Measurement OK?
Replace PCB10 /
Sound/DVD Replace main
chassis (BC1)
OK?
Reconnect 10P032.
Disconnect 10P030.
Measure approx.
+ 21V between
4P021p1 and Replace main
4P021p3 and
approx. -21V
between
4P021p2 and
4P021p4
OK?
Replace PCB10 /
Replace main
Sound/DVD
chassis (BC1)
OK?
Find speakerunit in
speakertable and
Speakerunit OK?
Replace PCB10 /
Sound/DVD
Replace speakerbox
chassis (BC1)
chassis
The TV should be
taken to a
chassis
OK? workshop for repair
Replace speakerbox
chassis
OK?
Replace
speakerunit or
measure.
speakerbox
Replace speakerbox
OK?