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3-14. Replacing the Boards
3-14-4. CN-1964 Board
n
Optical cables used in the unit are very fragile. So do not
bend or yank in handling. This causes a break in the cable.
1. Remove the MB-882 board. (Refer to Section 3-14-5.)
2. Remove the pc board bottom rail. (Refer to steps 1 to 3
of Section 3-14-3.)
3. Remove the shoulder pad assembly. (Refer to steps 2
and 3 of Section 3-12.)
4. Remove the four screws, and remove the DPR heat
conduction plate A and CN-1964 board.
B3 x 6
5. Install the new CN-1964 board in the reverse order of
steps 1 to 4.
3-22 (E)
DPR heat
conduction plate A
CN-1964 board
Precision
P2.6 x 5
[Notes|at|installation]
. Before connecting the connection connector, clean the
white optical contact at the tip of connector with alcohol.
. Align the protrusion of the connector with the notch of
the interconnection connector in connecting.
blue ........... yellow (1)
white ......... yellow (2)
Notch
(blue,white)
Interconnection
connector
Protrusion
(yellow)
Optical contact (white)
HDC-900/950 MM
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