Fault flow chart 2.
Select e.g. Radio or
CD on the
Audiomaster, and
press GO on Beo4
Does BeoLab 9 turn
on (Green light in
LED)
Confirm 5V on PCB4,
Power Supply P14 pin
7
Check Power Link
cable and
Audiomaster.
Reconnect/replace if
nescessarry.
(This is not covered in
this fault flow chart)
Confirm -12V on
PCB4, Power Supply
P14 pin
Replace PCB4, Power
Supply
Replace PCB4, Power
Supply
No
Yes
Confirm 44V on PCB4,
Power Supply P15
pin 4
Replace PCB4, Power
Supply
Confirm -44V on
PCB4, Power Supply
P15 pin 5
Go to
next page
Confirm 12V on
PCB4, Power Supply
P14 pin 5
Replace PCB4, Power
Supply
Confirm 66V on
PCB4, Power Supply
P15 pin 6
Replace PCB4, Power
Supply
Confirm approx 4.7V
on PCB4, Power
Supply P14 pin 9
Replace PCB4, Power
Supply
Replace Module 999,
Amplifier
Summary of Contents for BeoLab 9 6217
Page 6: ...1 ...
Page 16: ...3 4 ...
Page 19: ...4 BeoLab 9 in service position Gently lift off lens Pull off fabric frame ...
Page 27: ...4 11 Replace midrange 4 2 BeoLab 9 in service position Remove screws Remove cables 4x TX20 ...
Page 29: ...4 13 Replace rubber foot Remove screw Pull off bracket 1x TX10 Pull off rubber foot ...
Page 30: ...4 14 ...
Page 32: ...5 ...
Page 33: ...6 1 Block diagram Block diagram 6 1 6 1 Block diagram Module 999 PCB4 PCB5 ...
Page 34: ...6 2 6 2 6 2 ...
Page 39: ......
Page 40: ...Bang Olufsen DK 7600 Struer Denmark Phone 45 96 84 11 22 Fax 45 97 85 39 11 3538063 02 07 ...