Sony KD-43X7 G Series Service Manual page 91

2.7 No Power DDCON/LDO
DDC: 1.05V_M3_A check
Check voltage
Is voltage >3.0V?
Check EN signal
Is voltage >3.0V?
Change IC6014
START
no
C6130
yes
no
R6120
yes
DDC: 3.3V switching check
DDC: 3.3V switching check
91
SYS SET