Removal Of Bottom Plate; Location Of Main Parts - Sony BKDM-3020 Maintenance Manual

3-2. Removal of Bottom Plate

3-3. Location of Main Parts

3-2. Removal of Bottom Plate
1. Turn BKDM-3010 upside down.
2. Remove the six screws shown in the figure, then open
the bottom plate in the direction indicated by the
arrow.
n
Pay attention to the direction when opening the bottom
panel.
Do not open it in the reverse direction. Connectors are
caught on the bottom panel.
3. Disconnect the three connectors (CN4, CN5 and CN6)
on the CPU-119 board, then remove the bottom plate.
CPU-119 board
3-2 (E)
CN4
CN5
CN6
X
BVWH3 8
X
BVWH3 8
Bottom plate
3-3. Location of Main Parts
Floppy disk drive
KEY-32B board
SE-214 boards
Part Name
Floppy disk drive unit
CPU-119 Board
KEY-32A Board
KEY-32B Board
KEY-32C Board
SE-214 Board
Track ball
KEY-32A board
KEY-32C board
CPU-119 board
Part No.
1-467-692-11
A-8275-385-A
A-8275-382-A
A-8275-383-A
A-8275-384-A
1-649-905-11