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LG CM4540 - Circuit Voltage Charts

LG CM4540
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3-55 3-56
CIRCUIT VOLTAGE CHART
1. ICs
Location Pin No. SPEC EE Mode (V) Margin Playback Mode (V) Margin
IC503 Flash (W25Q64FVSSIG)
8(VDD) 2.7~3.6 3.24 - 3.24 -
IC504 EEPROM(M24C16)
8(VCC) 1.8~5.5 3.24 - 3.24 -
IC505 P-SENSE(AZ7027RTRE1)
1(VCC) <18 3.6 - 3.6 -
IC506 RESET(AZ7027RTRE1)
1(VCC) <18 3.15 - 3.16 -
IC507 LDO (TJ4220GDP-ADJ)
3(VIN) 2.5~6 4.91 - 4.88 -
6(VOUT) - 3.25 - 3.25 -
IC508 LDO (AZ1117BH-1.2TRE1)
2(OUTPUT) 1.176~1.224 1.19 - 1.19 -
3(INPUT) <15 3.24 - 3.24 -
IC509 LDO (AZ1117BH-1.2TRE1)
2(OUTPUT) 1.176~1.224 1.19 - 1.19 -
3(INPUT) <15 3.24 - 3.24 -
IC510 LDO (AZ1117BH-ADJ)
2(OUTPUT) <15 5.67 - 5.66 -
3(INPUT) <15 4.02 - 4.02 -
IC511 IPOD(MFI337S3959)
8(VCC) 1.6~5.5 3.24 3.24 -
IC601 PWM (TAS5548DGG)
9(AVDD) 2.97~3.63 3.25 - 3.24 -
14(DVDD2_CORE) 2.97~3.63 3.24 - 3.23 -
35(DVDD1_CORE) 2.97~3.63 3.24 - 3.23 -
50(AVDD_PWM) 2.97~3.63 3.24 - 3.23 -
IC701 AMP(TAS5624A)
1(GVDD_AB) 10.8~13.2 11.96 - 11.96 -
2(VDD) 10.8~13.2 12.12 - 12.12 -
22(GVDD_CD) 10.8~13.2 11.96 - 11.96 -
29,30,31(PVDD_CD) 12~34 37.5 - 37.5 -
36,37,38(PVDD_AB) 12~34 37.5 - 37.5 -
FRONT Board
IC301 VFD (MC3401L)
13(VDD) 3.0~5.5 3.24 -1.26 3.24 -1.26
43(VDD) 3.0~5.5 3.24 -1.26 3.24 -1.26
30(VEE) VDD-35 -22.4 -9.36 -22.5 -9.26
IC302 LDO (LM37102D)
2(VIN) 2.25~16 5.69 3.44 5.68 3.43
3(VOUT) - 5.05 - 5.05 -
Location Pin No. SPEC EE Mode (V) Margin Playback Mode (V) Margin
MAIN Board
IC201 ADC(CS5346)
5(VLC) 3.13~5.25 3.24 0.11 3.24 0.11
14(VA) 4.75~5.25 5.08 0.17 5.08 0.17
36(VLS) 3.13~5.25 3.24 0.11 3.24 0.11
46(VD) 3.13~3.47 3.24 0.11 3.24 0.11
IC202 LDO (LM37102D-ADJ)
2(VIN) 2.25~16 5.68 3.43 5.67 3.42
3(VOUT) - 5.08 - 5.08 -
IC407 SERVER (LC78615E)
18(AVDD) 3.0~3.6 3.24 0.24 3.24 0.24
28(VVDD1) 3.0~3.6 3.24 0.24 3.24 0.24
33(DVDD) 3.0~3.6 3.24 0.24 3.24 0.24
59(DVDD) 3.0~3.6 3.24 0.24 3.24 0.24
63(XVDD) 3.0~3.6 3.24 0.24 3.24 0.24
IC408 MOTOR(AM5890)
8(VCC1) 4.3~13.2 5.08 - 5.08 -
19(VCC2) 4.3~Vcc1 5.08 - 5.07 -
IC501 MPEG(MLC3730)
A4 (VDD33ADC) 3.0~3.6 3.24 - 3.24 -
B7 (VDDUSB11) 3.0~3.6 3.24 - 3.24 -
A9 (VDD12CORE) 1.08~1.32 1.18 - 1.18 -
A10 (VDD33IO) 3.0~3.6 3.24 - 3.24 -
E9 (VDD12CORE) 1.08~1.32 1.18 - 1.18 -
D14 (VDD33IO) 3.0~3.6 3.24 - 3.24 -
J14 (VDD12CORE) 1.08~1.32 1.18 - 1.18 -
P14 (VDD33IO) 3.0~3.6 3.24 - 3.24 -
T16(VDD30RTC) 2.75~3.3 3.15 - 3.16 -
T10 (VDD12ALIVE) 1.08~1.32 1.18 - 1.18 -
U9 (VDD33OSC) 3.0~3.6 3.24 - 3.24 -
P9 (VDD12USB20) 1.08~1.32 1.19 - 1.19 -
U6 (VDD33USB20) 3.0~3.6 3.24 - 3.24 -
U5 (VDD33USB20) 3.0~3.6 3.24 - 3.24 -
U4 (VDD12CORE) 1.08~1.32 1.18 - 1.18 -
P4 (VDD33IO) 3.0~3.6 3.24 - 3.24 -
J4 (VDD12INT) 1.08~1.32 1.18 - 1.18 -
D4 (VDD33IO) 3.0~3.6 3.24 - 3.24 -
IC502 SDRAM (W9812G6JH-6)
1(VDD) 3.0~3.6 3.24 - 3.24 -
3(VDDQ) 3.0~3.6 3.24 - 3.24 -
9(VDDQ) 3.0~3.6 3.24 - 3.24 -
14(VDD) 3.0~3.6 3.24 - 3.24 -
27(VDD) 3.0~3.6 3.24 - 3.24 -
43(VDDQ) 3.0~3.6 3.24 - 3.24 -
49(VDDQ) 3.0~3.6 3.24 - 3.24 -

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