Sony KD-43X7 F Series Service Manual page 52

3.9.5 USB Port 2
3.9.5 USB Port 2 – No Detection / Cannot Play / No picture / No Sound – Checking Point
USB (B-board Checking) – Checking 5V Points [USB Port 2]
Board
Board PWB (A side) Detail
Name
Have 5V?
C7029
BB9
52
(Supplementary
information)
SYS SET