Circuit Voltage Chart - LG HT503TH Service Manual

CIRCUIT VOLTAGE CHART

MPEG (IC501)
Names Pin Numbers
COREVCC 1.5 16, 48, 79, 124, 185, 188
VD33_DAC 97, 101
VD33_PLL 107
AVD33 109
VD33RF 145,163,183
VD33 1, 14, 30, 46, 62, 77, 95, 119, 133, 186, 203
SDRAM (IC502)
Names Pin Numbers
VCC33 1, 3, 9, 14, 27, 43, 49
FLASH (IC503)
Names Pin Numbers
VD33 1, 3, 8
EEPROM (IC504)
Names Pin Numbers
VD33 8
IPOD (IC507)
Names Pin Numbers
VCC33 1, 40
ADC (IC201)
Names Pin Numbers
VCC50 5, 14, 30
VCC33 36, 46
SERVO (IC401)
Names Pin Numbers
12V_INPUT 12
MVCC50 5, 19
COREVCC1.5 28
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Only for training and service purposes
Voltage
1.51 V
3.47 V
3.47 V
3.47 V
3.43 V
3.47 V
Voltage
3.47 V
Voltage
3.47 V
Voltage
3.47 V
TDVD33
Voltage
3.47 V
Voltage
4.87 V
3.47 V
Voltage
12.04 V
4.86 V
1.56 V
2-62 2-63
HDMI RX (IC801)
Names Pin Numbers
RAVD33 6, 7, 13, 16, 19, 37, 38, 42, 46, 50, 55, 57, 61, 65, 69, 98, 99
RDVD33 5, 26, 76, 89, 109, 122, 134
RAVC18 22, 94
RDVC18 23, 35, 74, 79, 92, 105, 114, 128, 139
EEPROM (IC802)
Names Pin Numbers
EEP_VCC(VCC50) 8
QS34XVH245 (IC803)
Names Pin Numbers
RDVD33 50, 60, 70, 80
ADG884 (IC804)
Names Pin Numbers
EEP_VCC(VCC50) 1
HDMI TX (IC805)
Names Pin Numbers
13, 28, 34, 48, 70
TAVD33 23, 38
TDVC18 4, 16, 45, 59, 74
LC87F5R64A (IC101)
Names Pin Numbers
5V_P 9, 36, 59
TS5A2053 (IC202)
Names Pin Numbers
VCC50 8
Voltage
3.28 V
3.28 V
1.8 V
1.8
Voltage
4.32 V
Voltage
3.28 V
Voltage
4.32 V
Voltage
3.23 V
3.29 V
1.8 V
Voltage
5.04 V
Voltage
4.87 V
LGE Internal Use Only