Bose Companion 3 Series II Service Manual page 21

1.5 Disconnect the two connectors
shown and remove the module
assembly.
1.6 Disconnect the two connectors on
the power supply PCB.
1.7 Remove the seven T-15 Torx
screws shown, to remove the power
supply PCB.
Note: The PCB is mounted on stand-
offs which will become loose when
removing the screws.
Note: The main PCB is glued to the
heat sink assembly however it can be
repaired without having to remove it.
Disassembly Procedures
Bass Module Cont.
Main PCB
21
Speaker
Connector
Power supply PCB
Connector Connector
Transformer
Connector