LG SL7Y, Руководство по обслуживанию

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3-22 3-21
CIRCUIT VOLTAGE CHART
1. IC VOLTAGE
Designator Description Pin No. Pin Name Voltage Spec
Measured
Voltage
Temperature
Spec.
IC100 Microcontrollers
11 AVCC 1.8 V ~ 3.6 V 3.37 V
85 ˚ C
15, 38, 64, 87 DVCC 1.8 V ~ 3.6 V 3.37 V
IC101
Serial Flash
Memory
8 VCC 2.7 V ~ 3.6 V 3.39 V 85 ˚ C
IC102
Serial Flash
Memory
8 VCC 2.7 V ~ 3.6 V 3.38 V 85 ˚ C
IC103
Serial Flash
Memory
8 VCC 2.7 V ~ 3.6 V 3.38 V 85 ˚ C
IC202 A/D Converter
3 VCC 4.5 V ~ 5.5 V 5.14 V
85 ˚ C
4 VDD 2.7 V ~ 3.6 V 3.39 V
IC300 DC,DC Converter
1 VIN 4.2 V ~ 17 V 12.0 V
125 ˚ C
2 VOUT 0.8 V ~ 10 V 5.14 V
IC301 DC,DC Converter
4 VIN 2.7 V ~ 5.5 V 5.10 V
125 ˚ C
5 VOUT 0.6 V ~ 5.225 V 3.38 V
IC303 DC,DC Converter
4 VIN 2.5 V ~ 5.5 V 5.08 V
125 ˚ C
3 SW 0.6 V ~ 5.225 V 1.51 V
IC304 Analog Switch
5 VIN 2.5 V ~ 5.5 V 3.39 V
125 ˚ C
1 VOUT 0 V ~ 5.5 V 3.39 V
IC305 DC,DC Converter
4 VIN 2.7 V ~ 5.5 V 5.18 V
125 ˚ C
5 VOUT 0.6 V ~ 5.225 V 3.58 V
IC306 Analog Switch
5 VIN 4.5 V ~ 5.5 V 5.14 V
125 ˚ C
1 VOUT 0 V ~ 5.5 V 5.13 V
IC307 DC,DC Converter
1 VIN 4.2 V ~ 17 V 5.08 V
125 ˚ C
2 SW 0.8 V ~ 10 V 1.22 V
IC308 Analog Switch
5 IN 2.5 V ~ 5.5 V 5.09 V
125 ˚ C
1 OUT 5.09 V
IC309 Analog Switch
5 VIN 2.5 V ~ 5.5 V 5.09 V
125 ˚ C
1 VOUT 0 V ~ 5.5 V 5.09 V
IC310 Analog Switch
5 VIN 2.5 V ~ 5.5 V 3.37 V
125 ˚ C
1 VOUT 0 V ~ 5.5 V 3.36 V
IC311
LDO Voltage
Regulator
1 VIN 2.3 V ~ 6.0 V 5.13 V
125 ˚ C
5 VOUT 0.8 V ~ 5.0 V 3.30 V
IC312 Analog Switch
5 IN 2.5 V ~ 5.5 V 3.40 V
125 ˚ C
1 OUT 3.40 V
IC402 IC,Tuner
10 VD 1.62 ~ 3.6 V 3.30 V
95 ˚ C
11 VA 2.7 ~ 5.5 V 3.30 V
IC501 Video Processors
H8, H9, J8, K8 … DVCC12_K 1.14 V ~ 1.26 V 1.20 V
95 ˚ C
G6, G7, H7,
J7, K6, L5 ...
DVCC33_IO 3.15 V ~ 3.45 V 3.31 V
P6, T4, T5,
V2, V3, W2 …
DDRVCCIO1 1.425 V~1.575V 1.50 V
H17 AVDD33 3.15 V ~ 3.45 V 3.34 V
K15 AVDD12 1.14 V ~ 1.26 V 1.21 V
AVDD12_LDO 1.14 V ~ 1.26 V 1.17
Designator Description Pin No. Pin Name Voltage Spec
Measured
Voltage
Temperature
Spec.
IC503 DDR3 SDRAM
B2, D9, G7,
K2, K8, N1,
N9, R1, R9
VDD 1.425 V~1.575 V 1.51 V
85 ˚ C
A1, A8, C1,
C9, D2, E9,
F1, H2, H9
VDDQ 1.425 V~1.575 V 1.51 V
IC504 DDR3 SDRAM
B2, D9, G7,
K2, K8, N1,
N9, R1, R9
VDD 1.425 V~1.575 V 1.51 V
85 ˚ C
A1, A8, C1,
C9, D2, E9,
F1, H2, H9
VDDQ 1.425 V~1.575 V 1.51 V
IC505
NAND Flash
Memory
12, 37 VCC 2.6 V ~ 3.7 V 3.38 V 85 ˚ C
IC604 DC,DC Converter
2 VIN 4.0 V ~ 36 V 25.3 V
125 ˚ C
3 VOUT 0.8 V ~ 33 V 12.0 V
IC605 Analog Switch
5 IN 2.5 V ~ 5.5 V 3.40 V
125 ˚ C
1 OUT 3.40 V
IC606
Sound/Audio
Processor
17, 52 VDD_IO 2.97 V~3.63 V 3.36 V
125 ˚ C
6, 25 VDD_CORE 1.08 V~1.32 V 1.24 V
34 VIN33_REG1 2.97 V~3.63 V 3.36 V
66 VIN33_REG2 2.97 V~3.63 V 3.36 V
68 VDD_PLL 1.08 V~1.32 V 1.24 V
IC700 Audio Ampli fi er
1 GVDD_AB -0,3 V ~ 13.2 V 11.26 V
125 ˚ C
22 GVDD_CD -0,3 V ~ 13.2 V 11.26 V
36, 37, 38 PVDD_AB -0.3 V ~ 50 V 25.3 V
29, 30, 31 PVDD_CD -0.3 V ~ 50 V 25.3 V
2 VDD -0,3 V ~ 13.2 V 11.5 V
8 DVDD -0.3 V ~ 4.2 V 3.3 V
13 AVDD -0.3 V ~ 8.5 V 7.7 V
IC701 Audio Ampli fi er
1 GVDD_AB -0,3 V ~ 13.2 V 11.26 V
125 ˚ C
22 GVDD_CD -0,3 V ~ 13.2 V 11.26 V
36, 37, 38 PVDD_AB -0.3 V ~ 50 V 25.3 V
29, 30, 31 PVDD_CD -0.3 V ~ 50 V 25.3 V
2 VDD -0,3 V ~ 13.2 V 11.5 V
8 DVDD -0.3 V ~ 4.2 V 3.3 V
13 AVDD -0.3 V ~ 8.5 V 7.7 V
IC702 Audio Ampli fi er
1 GVDD_AB -0,3 V ~ 13.2 V 11.26 V
125 ˚ C
22 GVDD_CD -0,3 V ~ 13.2 V 11.26 V
36, 37, 38 PVDD_AB -0.3 V ~ 50 V 25.3 V
29, 30, 31 PVDD_CD -0.3 V ~ 50 V 25.3 V
2 VDD -0,3 V ~ 13.2 V 11.5 V
8 DVDD -0.3 V ~ 4.2 V 3.3 V
13 AVDD -0.3 V ~ 8.5 V 7.7 V