Sony KD-43X7 F Series Service Manual page 105

2018/05/04 04:12:02 (GMT+09:00)
3.16.2 Troubleshooting Detail Audio Problem
3.16.2.2 Headphone (HP) Out No Sound
START
No Sound
Do a Factory Setting &
set to desire channel with sound
No Sound
Check AV Setup,
Headphone is selected
No Sound
Use another Headphone
No Sound, Headphone OK
Headphone Inserted,
Check J3501 Pin4 Voltage
No Sound, Headphone OK,
J3501 Pin4 is 3.3V
HP Amp IC (IC3501) or Main
IC (IC5000) problem
Change B-board
DONE
TV Business Division
Headphone problem
No Sound, Headphone OK,
J3501 Pin4 is 0V
No Sound, Headphone OK,
J3501 Pin4 is 3.3V
105
Sound
Sound
Sound
Sound
Replace J3501
(Supplementary
information)
105
SYS SET