Sony HKDV-900, Maintenance Manual

Page: 9 / 88

1-3 (E)
HKDV-900
1-3. Removing/Reinstalling the Boards
1-3-1. CP-365 Board
1. Remove the top panel. (Refer to Section 1-2-1.)
2. Remove the front panel. (Refer to Section 1-2-2.)
3. Insert a flat screwdriver into the groove of the connec-
tors (CN1 and CN2), push it to the front (Fig. 1) and
disconnect the harnesses from the connectors. (Fig. 2)
4. Remove the five screws to remove the CP-365 board.
n
Be careful not to drop the isolating plate because it is
not fixed.
5. Re-attach the CP-365 board in reverse order of steps 3
and 4.
6. After replacing the CP-365 board, execute the self
diagnostic tests. (Refer to Section 2-2, “Self Diagnos-
tic Mode”.)
Fig.1
Fig.2
PSW3
x
6
CP-365 board
Isolating plate
Flat screwdriver
Groove
Connector
Connector
(CN1)
Connector
(CN2)
Harness
1-3-2. CP-364 Board
1. Remove the top panel. (Refer to Section 1-2-1.)
2. Remove the front panel. (Refer to Section 1-2-2.)
3. Remove the CP-365 board. (Refer to Section 1-3-1.)
4. Disconnect the harnesses from the connectors (CN402
to CN409) on the CP-364 board.
5. Remove the two screws which fixing the power
switch.
6. Remove the five screws, and then remove the holder
assembly in the direction of the arrow.
7. Remove the screw to remove the harnesses (green
+
yellow).
8. Disconnect the two harnesses (white and brown) from
the AC inlet.
n
Slide the terminal cover in the direction of arrow A, and
then pull the terminal block out in the direction of arrow B.
PSW3
x
6
CN402 to CN409
CP-364 board
PSW3
x
6
PSW3
x
6
PSW3
x
6
Holder assembly
Power switch
PSW
4
x
8
AC inlet
Harness
(white)
Harness
(green
+
yellow)
Harness (brown)
AC inlet
Terminal cover
Terminal block
B
A
1-3. Removing/Reinstalling the Boards