Sony KD-43X7 G Series Service Manual page 82

2.7 No Power DDCON/LDO
Block Diagram
Adaptor /PSU
43"
49"
55"
65"
G-Board
19.5V
LD
12.7V
B Board
3.3V
DDC
1.0V
DDC
5.0V
DDC
1.05V LDO
1.5V DDC
1.05V DDC
5V DDC
(WIFI)
1.8V LDO
1.8V DDC
(TUNER)
82
SYS SET