Service manual

5. DISASSEMBLY AND ASSEMBLY
Service Manual BSM-4100 5.15
Removing the Recorder Unit
Perform the following procedure after the “Opening the Instrument” procedure.
1. Disconnect the 3 cables between the recorder unit and MAIN board from the
CN121 to CN123 sockets on the MAIN board.
2. Remove the 2 screws marked with arrows in the above picture.
3. Place the chassis block face up. Pull the paper magazine of the recorder unit
upward and remove it.
CAUTION in Assembling the Instrument
When attaching the recorder unit to the chassis block, be careful not to
pinch or strain the components such as cable and air tube.