Replacing The Cnb-21 Board (Hdcu1000/1080) - Sony HDCU1000 Maintenance Manual

9. Remove the four nylon rivets, and remove the harness
guide in the direction of the arrow.
10. Disconnect the harnesses from the connectors CN31
and CN32 on the MB-1071 board.
MB-1071 board
CN31
Three clamps
CN32
11. Remove the eight screws and remove the MB-1071
board.
MB-1071
board
12. Install the MB-1071 board in the reverse order.
MM/HDCU1000 Series
Four nylon
rivets
Pull the harness guide in
the direction of the arrow.
Screws
(PSW3 x 6)
2-1-7. Replacing the CNB-21 Board
(HDCU1000/1080)
1. Remove the VIF-34 board and ADO-10 board.
(Refer to Section 2-1-6.)
2. Remove the three screws and remove the rear board
fixing plate.
3. Remove the ten hexagonal screws and remove the
CNB-21 board.
CNB-21 board
Hexagonal screws
4. Install the CNB-21 board in the reverse order.
Screws
(B3 x 5)
Rear board
fixing plate
2-7 (E)