Sharp 902SH, Service Manual

Page: 51 / 121

902SH
3 – 3
CONFIDENTIAL
[2] Disassembly and reassembly
• To reassemble, reverse the procedure.
Note that the aerial cover needs to be installed after assembling the
back cabinet (key side).
Figure 1
Figure 2
Figure 3
Figure 4
Figure 5
STEP REMOVAL PROCEDURE FIGURE
1 Back Cabinet
(Display)
Assembly 1.Battery Cover........
2.Li-Ion Battery.........
3.Screw Cover..........
4.Screw....................
5.Hook..................... (A1)x1
(A2)x1
(A3)x3
(A4)x6
(A5)x2 1
2
3
2 Main Display
Holder Unit 1.Socket...................
2.Hook..................... (B1)x1
(B2)x2 4
3 Display
PWB-B 1.Solder....................
2.Flat Cable..............
3.Hook.....................
4.Hook..................... (C1)x2
(C2)x2
(C3)x1
(C4)x1 5
(A1) x 1
(A2) x 1
Back Cabinet (Key)
(A3) x 1
(A4) x 2
M1.4 x 2.8mm
(A4) x 2
M1.7 x 6.0mm
(A4) x 2
M1.7 x 4.5mm,
Black
(A3) x 2
Open
Back Cabinet (Display)
Top belt
(A5) x 2
Insert a jig into the gap between the Top belt and front cabinet
(Main Display side), and slide it to remove the hook A5.
Slide
Front Cabinet
(Display)
Jig
(Use something flat and hard,
for example guitar picks.)
(B2) x 1
(B1) x 1
Top belt
Protect Cover,
Cabinet
Front/Back Cabinet
(Key)
Main Display Holder Unit
Kapton, Handling
Remove the cabinet protection and Top belt.
Remove the handling kapton, and then the socket B1.
Lift and pull off the front/back cabinet (key side).
Remove the hook B2.
1
2
1
2
3
4
3
4
(B2) x 1 4
Display PWB-B
Main Display
Holder Unit
Set it
upright.
(C4)x1*
(C2)x1
(C2)x1
(C3)x1*
(C1)x2
Remove the hook C3,
and then the hook C4. *
Pull and
set it upright.