Sony KDL-32R500C Service Manual page 50

3-6-5. Analog RF No Sound (Audio)
Do a Factory Setting
Raster sound, OK?
(TV System, AFT, Audio Filter)
Change B*-board
KDL-32R500C, 505C, 507C, 40/48R510C, 550C, 555C, 557C
START
NG
RF cable, OK?
No Sound
OK
NG
RF source, OK?
No Sound
OK
NG
OK
NG
Tuning, OK?
OK
NG
UI setting, OK?
OK
DONE
Sound
Change RF cable
Sound
Change RF source/channel
Refer "Speaker No Sound"
Refer "Tuner Problem"
Sound
Correct UI setting
No Sound
TROUBLE SHOOTING
B* Board Type
Size
PAN ASIA,AMERICA EUROPE
32"
BA BE
40"
BA BE
50