Sharp GX20 Service Manual page 131

Conditions: SIM card inserted, power on, in stand-by mode (opened)
Measuring instrument: Digital multimeter
: Unmeasurable
A
IC101
PIN NO. VOLTAGE
1 0V
2 0V
3 0V
4 0V
5 0.05V
B
6 0V
7 0V
8 Not used
IC103
PIN NO. VOLTAGE
1 1.3V
2 0V
C
3 3V
4 3V
5 3V
6 0V
3V
7
8 0V
9 0V
10
D
11 Not used
12
13 0.01V
14 0.01V
15 3.69V
16 0V
17 0.01V
E
18 0.01V
19 0V
20 0.84V
21 0.63V
22 1.08V
23 0.78V
24 1.16V
25 1.21V
F
26 0.91V
27 1.09V
28 2.4V
29 3V
30 1.83V
31 2.11V
32 Not used
G
IC105
PIN NO. VOLTAGE
1
Not used
2 0V
3 1.49V
4 2.75V
5 0V
H
NOTES ON SCHEMATIC DIAGRAM can be found on page 5-1.
1
CONFIDENTIAL
IC107
PIN NO. VOLTAGE PIN NO. VOLTAGE
1
1
2
2 0V
3 0.29V 3
4
4 0V
5 3V
IC201 PIN NO. VOLTAGE
1
PIN NO. VOLTAGE
1 3.68V 2
2 0V 3
4
3 3.68V
4 Not used
5 3.01V
PIN NO. VOLTAGE
1
IC202
PIN NO. VOLTAGE 2
3
1 3V
2 3.68V 4
3 1.98V 5
4 3.7V
5 1.57V
PIN NO. VOLTAGE
6 0V
1
7 1.39V
2
8 2.81V
3
9 1.37V
4
10 0V
5
11 0V
12 1.4V
13 0V
PIN NO. VOLTAGE
14 3V
1
15 0V
2
16 2.81V
3
Not used
17
4
18 2.86V
5
19 3.68V
20 2.81V
21 1.8V
PIN NO. VOLTAGE
22 3.68V
1
23 2.46V
2
24 Not used
3
25 2.75V
4
26 1.21V
5
27 0V
28 3V
29 1.81V
PIN NO. VOLTAGE
30 3.65V
1
31 3V
2
32 Not used
3
4
5
2 3
IC203 IC210
PIN NO. VOLTAGE
0V 1 3V
3.01V 2 0V
1.8V 3 2V
3.01V 4 2.81V
IC204
IC301
PIN NO. VOLTAGE
3V
1
3.01V
2
Not used
3
0V
4
5 0V
IC205
3V
6
7 0V
3.67V
3V
8
0V
2.81V
IC302
2.81V
PIN NO. VOLTAGE
3V
1 0V
2 0V
IC206
3
4 0V
0V
5 3.69V
0V
0.02V
IC303
0V
PIN NO. VOLTAGE
3.68V
1 3V
2 0V
IC207
3 1.28V
4
3.67V
5
0V
2.82V
IC304
3V
PIN NO. VOLTAGE
1.8V
1 3V
2 0V
IC208
3 1.28V
4
3.67V
5
0V
2.81V
IC305
0V
PIN NO. VOLTAGE
2.53V
1 3V
IC209
2 0V
3 3V
0V
0V
IC306
0V
PIN NO. VOLTAGE
0V
1 1.39V
3.68V 0V
2
0V
3
4 0V
3.69V
5
4
5 – 35
GX20
IC307
PIN NO. VOLTAGE
1 Not used
2 0V
3 1.5V
4 2.75V
5 0V
IC308
PIN NO. VOLTAGE
1 Not used
2
3
4
5 3V
IC404
PIN NO. VOLTAGE
1 3.69V
2 0V
3 0.09V
4 2.97V
5 0V
6 3.69V
IC405
PIN NO. VOLTAGE
1 3.61V
2 1.82V
3 0V
4 1.8V
5 3.61V
IC406
PIN NO. VOLTAGE
1 Not used
2 0V
3 0V
4 3V
5 3V
5 6