Sony KDL-32R500C Service Manual page 48

3-6-3. Headphone (HP) Out No Sound (Audio)
Headphone problem
KDL-32R500C, 505C, 507C, 40/48R510C, 550C, 555C, 557C
Headphone (HP) Out No Sound
START
No Sound
Sound
Do a Factory Setting
No Sound
Sound
Check AV Setup,
Headphone is selected
No Sound
Sound
Use another Headphone
No Sound & Headphone OK
HP IC (IC4000) or
Main IC (IC5000) problem
Change B*-board
DONE
TROUBLE SHOOTING
B* Board Type
Size
PAN ASIA,AMERICA EUROPE
32"
BA BE
40"
BA BE
48