SHARP GX20
Circuit Diagrams

GX20

CONFIDENTIAL
KEY PWB-B (1/2)

A

KEY PWB-B(1/2)
RECEPTION SIGNAL TRANSMISSION SIGNAL SPEAKER SIGNAL

FLEXIBLE PWB, SIDE SWITCH PWB-I
SIDE-UP SIDE-DOWN

B

TP330

C
V317 100P V318 100P D310 RSB6.8S

CENTRE

(

)

(

)

(

)

D

RIGHT

0

TP344

#

RIGHT SO

UP

1

2

3

"VODAFONE LIVE"

DOWN

4

5

6

SEND

E
LEFT

7

8

KEYPADCOL[3]

9

LEFT SOF

KEYPADCOL[0]

KEYPADCOL[1] TP328

KEYPADCOL[2] TP329

F

( )

KEYPADCOL[4]

V321 100P

G
5-27 (9-F)
VEXT_CN TP308 Down PC Genie load Printer cable Normal Power(-) 17 (+) 8 L305 FERRITE BEADS R310 100 V301 100P

H

-

NOTES ON SCHEMATIC DIAGRAM can be found on page 5-1.
1 2 3 4 5 6
Figure 17 SCHEMATIC DIAGRAM (15/24)

5 � 22

C337 0.1

( )