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3-5
DVW-790WS/709WS/707
DVW-790WSP/709WSP/707P P2V1
3-1. Replacing Boards
3-1-4. Replacing the CI-20 and CI-21
Boards
Removal
1.
Open the inside panel.
2.
Remove the two precision screws (P 2.6
x
5),
and then disconnect and pull the 40-pin
bracket assembly out from the MB-811
board.
n
Taking care not to damage the flexile card
wire, remove the 40-pin bracket assembly.
3.
Disconnect the flexible card wire from the
connector of the 40-pin fitting assembly.
4.
Remove the three screws (M 2
x
4) to remove
the CI-21 board from the bracket.
Connector cover assembly
Spacer
P 2
x
4.5
Precision P 2.6
x
5
(with a drop-safe)
5.
Loosen the precision screw (with a drop-safe
washer, P 2.6
x
5) to remove the connector
cover assembly.
6.
Remove the three screws (P 2
x
4.5) to
remove the spacer.
M 2
x
4
40-pin bracket assembly
Bracket
Precision P 2.6
x
5
Precision
P 2.6
x
5
CI-21 board
MB-811
board
40-pin fitting assembly (CN2)
Flexible card
wire