1-8 (No.MA192)
3.1.3 Removing the top chassis assembly
(See Figs.3 to 6)
• Prior to performing the following procedures, remove the heat
sink.
Reference:
Remove the front panel assembly as required.
(1) From the bottom side of the main body, remove the two
screws C attaching the top chassis assembly to the bottom
chassis assembly. (See Fig.3)
(2) From the both and rear sides of the main body, remove the
five screws D attaching the top chassis assembly to the
bottom chassis assembly. (See Figs.4 to 6)
(3) Lift the top chassis assembly in the direction of the arrow,
disconnect the connector CN503
on the mechanism con-
trol board from the connector CN721 on the main board.
(See Figs.4 to 6)
(4) Take out the top chassis assembly from the bottom chassis
assembly.
Fig.3
Fig.4
Fig.5
Fig.6
Top chassis assembly
C
C
Bottom chassis assembly
Bottom chassis assembly
Top chassis assembly
D
CN503
CN721
Main board
Mechanism control board
D
Bottom chassis assembly
Main board
CN721
Top chassis assembly
Mechanism control board
CN503
Top chassis assembly
Bottom chassis assembly
Rear bracket
DD
D
w
w
w
.
x
i
a
o
y
u
1
6
3
.
c
o
m
Q
Q
3
7
6
3
1
5
1
5
0
9
9
2
8
9
4
2
9
8
T
E
L
1
3
9
4
2
2
9
6
5
1
3
9
9
2
8
9
4
2
9
8
0
5
1
5
1
3
6
7
3
Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299
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