Read LG 42PC5D-UL (CHASSIS:PA75C) Service Manual online
BLOCK DIAGRAM
BCM3553
AUDIO S/W(TEA6420)
NTP3000
NVRAM
4.7K
‰
5.0V
I2C_Channel 0
I2C_Channel 1
ATSC/NTSC Tuner
I2C_Channel 2
I2C_Channel 3
I2C0_5V
I2C1_5V
I2C2_2.5V
I2C2_3.3V
I2C3_3.3V
MTV416
4.7K
‰
3.3VST
1K
‰
3.3V
M62320
4.7K
‰
5.0V
LM57(DS1621)
HDCP Key EEPROM
Address
0xC2
0x9A
0x74
0xA6
0x94
0x1C
0x54
0x??
0xD4
PDP MODULE
0x50
I2C MAP
CAT6431 Ready
(only S/W mode)
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