LG GCC-4520B Service Manual page 46

Digital Power Pins (26)
48, 95, 157 DVDD33(4)
37, 83, 136, 186
27, 58, 80, 111,
142, 165, 189
31, 61, 89, 105,
139, 154, 180
40, 86, 133, 183
Power (3.3V)
DVDD25 Power (2.5V)
DVDD33 Power(3.3V)
DVSS Ground
DVSS Ground
VDD for Input pad.
VDD for internal circuit.
VDD for output pad.
VSS for IO pad.
VSS for internal circuit.
49