LG SH4, Руководство по обслуживанию

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3-40 3-39
CIRCUIT VOLTAGE CHART
Location No. Description Pin No. Voltage Spec. Measured Voltage
Capacitors
C742 Capacitor, AL,Chip 2 25.7 V(PVDD) 25.64 V
C744 Capacitor, AL,Chip 2 25.7 V(PVDD) 25.64 V
C747 Capacitor, AL,Chip 2 25.7 V(PVDD) 25.63 V
C788 Capacitor, AL,Chip 2 25.7 V(PVDD) 25.64 V
CA851 Capacitor, AL,Chip 2 5 V(USB) 5.16 V
CE601 Capacitor, AL,Chip 2 25.7 V(PVDD) 25.64 V
Connectors
CN505 Connector, B to B
6 5 V 5.17 V
10 3.3 VA 3.38 V
CN506 2 3.3V(Wireless) 3.37 V
LCD Module
DIG LCD Module
4,6 3.3 VA 3.23 V
7 5 V 5.08 V
ICs
IC501 IC, Serial Flash Memory 8 3.3 VA 3.4 V
IC502
IC, Digital Signal
Processors
1, 20, 43, 90, 132, 158 3.3 VA(IO) 3.34 V
57, 60, 164 3.3 V(USB) 3.357 V
68 3.3 VA(OSC) 3.356 V
84 3.3 VA(RTC) 3.248 V
87 1.2 V(PLL) 1.246 V
66 1.2 V(USB) 1.246 V
23, 55, 72, 107, 142, 160 1.2 VA 1.243 V
IC505 IC, Serial Flash Memory 8 3.3 V(Wireless) 3.39 V
IC506 IC, Serial Flash Memory 8 3.3 VA 3.38 V
IC507 IC, I/O Support Chip 3, 19, 22 3.3 VA 3.357 V
IC508 IC, A/D Converter
3 5 V(VCC) 5.17 V
4 3.3 V(VDD) 3.4 V
IC601 IC, Analog Switch
1 3.3 VA 3.39 V
6 3.3 V 3.37 V
IC602 IC, Analog Switch
1 5.1 VA 5.17 V
6 5 V(USB) 5.16 V
IC603 IC, Analog Switch
1 3.3 VA 3.38 V
6 3.3 V(Wireless) 3.38 V
IC604 IC, Analog Switch
1 5.1 VA 5.18 V
6 5 V 5.17 V
IC605
IC, DC_DC Converter
3 12 VA 11.96 V
2 5.1 VA 5.06 V
IC606
3 12 VA 11.74 V
2 3.3 VA 3.39 V
IC607
3 5.1 VA 5.08 V
2 1.2 VA 1.21 V
IC608 IC, DC_DC Converter
3 25.7 VA 25.55 VA
2 12 VA 12.11 VA
Location No. Description Pin No. Voltage Spec. Measured Voltage
IC701
IC, Sound/Audio
Processor
33, 42, 52, 66, 3.3 V(PWM) ±10 % 3.38 V
IC702
IC, Audio Ampli fi er
29, 30, 31, 36, 37, 38 25.7 V(PVDD) 25.64 V
2 VDD 12.01 V
13 AVDD 8.02 V
1,22 GVDD 12.08 V
IC703
29, 30, 31, 36, 37, 38 25.7 V(PVDD) 25.64 V
2 VDD 12.27 V
13 AVDD 8.02 V
1, 22 GVDD 12.08 V
Jacks
JK852 Jack, Optical 3 3.3 VA 3.25 V
JK853 Connector, USB 1 5 V(USB) ±0.3 V 5.08 V
Receiver Module
RCF01 Receiver Module 3 3.3 VA 3.25 V