Replace Pcb30, Digital Sound Engine - Bang & Olufsen BeoLab 12-3 Service Manual

4.4 Replacement of modules

Replace PCB30, Digital Sound Engine

☞ 4.2 BeoLab 12-3 in service position
- Remove screws
- Lift the shield plate  slightly and remove
PCB68 
- Disconnect the mains cable 
- Disconnect cables (x7) 
- Remove screws and the GND wire
- Remove PCB30 and the shield plate
After repair use ServiceTool to copy the
serial number into PCB30, DSE when
replaced.
Please refer to adjustments page 3.2
- Update the firmware to the latest
version
TX10
(x4)
8mm
TX10
(x1)
10mm
*
TX10
(x8)
8mm



Mains cable
GND
*
