Sharp GX20 Service Manual - Page 89

] Disassembly and reassembly

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[2] Disassembly and reassembly CONFIDENTIAL • To reassemble, follow the reverse procedure. STEP REMOVAL 1 Back Cabinet (Key) Ass'y PROCEDURE 1.Battery Cover........ (A1)x1 2.Li-Ion Battery......... (A2)x1 3.Screw Cover.......... (A3)x2 4.Screw A4)x4 5.Hook A5)x5 FIGURE 1 2 Key PWB-B 1.Socket B1)x2 2 2.Solder B2)x7 3.Hook B3)x4 (A4) x 2 Ø1.7 x 5 mm GX20 (A1) x 1 (A2) x 1 (A3) x 2 (A4) x 2 Ø1.7 x 5 mm Back Cabinet (Key) Ass'y (A5) x 5 Relay FPC_A PWB-C (B1) x 1 Key PWB-B Back Cabinet (Display) A'ssy Figure 1 Relay FPC_B PWB-D Relay FPC_C PWB-E (B2) x 1 (B2) x 2 (B1) x 1 Flexible PWB, Side Switch PWB-I (B2) x 2 (B2) x 2 Cover, External Connector (B3) x 4 Cover, Jack Keys, Side (Hands Free) Electrostatic plate (Inside) * Back Cabinet (Display) A'ssy Figure 2 * Be careful not to deform the electrostatic plate (PSLDC3348AFZZ) used to eliminate static electricity when installing/removing the key PWB. 3 - 5

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GX20
3 – 5
CONFIDENTIAL
[2] Disassembly and reassembly
•
To reassemble, follow the reverse procedure.
Figure 1
Figure 2
*
Be careful not to deform the electrostatic plate (PSLDC3348AFZZ)
used to eliminate static electricity when installing/removing the key
PWB.
STEP
REMOVAL
PROCEDURE
FIGURE
1
Back Cabinet
(Key) Ass’y
1.Battery Cover
........
2.Li-Ion Battery
.........
3.Screw Cover
..........
4.Screw
....................
5.Hook
.....................
(A1)x1
(A2)x1
(A3)x2
(A4)x4
(A5)x5
1
2
Key PWB-B
1.Socket
...................
2.Solder
....................
3.Hook
.....................
(B1)x2
(B2)x7
(B3)x4
2
Back Cabinet (Key)
Ass'y
(A1) x 1
(A2) x 1
(A4) x 2
Ø1.7 x 5 mm
(A4) x 2
Ø1.7 x 5 mm
(A3) x 2
(A5) x 5
Back Cabinet (Display) A'ssy
(B1) x 1
(B2) x 2
(B2) x 2
(B1) x 1
Relay FPC_C
PWB-E
Back Cabinet (Display) A'ssy
Electrostatic
plate (Inside) *
(B3) x 4
Key PWB-B
Cover, External Connector
Cover, Jack
(Hands Free)
Keys, Side
(B2) x 1
(B2) x 2
Relay FPC_B
PWB-D
Relay FPC_A
PWB-C
Flexible PWB,
Side Switch
PWB-I