Sharp GX20 Service Manual page 119

Digital mobile phone
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KEYPADROW[0]
RIGHT SOFT
KEYPADROW[1]
"VODAFONE
LIVE"
KEYPADROW[2]
SEND
KEYPADROW[3]
LEFT SOFT
KEYPADROW[4]
END/POWER
3
0V
(
) : Not Mount
7
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CONFIDENTIAL
KEYPADCOL0
KEYPADROW0
CENTRE
KEYPADROW1
RIGHT
KEYPADROW2
UP
KEYPADROW3
DOWN
KEYPADROW4
LEFT
V313
100P
V314
100P
V315
100P
V316
100P
Q306
RT1N144 U
2
2.99V
0V
1
8
9
Figure 18 SCHEMATIC DIAGRAM (16/24)
TP451 and TP452 are
patterns for Vibrator.
MO100
VIBRATOR
SP100
SPEAKER
KEYPADCOL1
KEYPADCOL2
KEYPADCOL3
KEYPADCOL4
NOT
On the FPC
On the FPC
SIDE-UP
SIDE-DOWN
0
#
RIGHT SOFT
"VODAFONE
1
2
3
4
5
6
7
8
9
POWONKEY
GENIE_CHG
10
5 – 23
SP1
b
5-18 (1-C)
SP2
AGND
GOAST
NOT
NOT
TP305
TP307
NOT
TP306
NOT
LIVE"
NOT
SEND
END/
LEFT SOFT
POWER
5-30 (1-B)
BATT
G
CN303
BATTERY
CONTACT
1
BATT
2
SENSE
3
GND
11
GX20
VVIB
DGND
TPB331
T
T
FS301
2.5A
12

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