Analog Rf No Sound - Sony KLV-24R402A Service Manual

Troubleshooting
3-5. Audio Problem 3 5 Audio Problem

3-5-4. Analog RF no sound

Change RF
cable
Change RF
source/channel
Refer "Speaker
No Sound"
Refer "Tuner
Problem"
Analog RF input
no sound
NG
RF cable,
ok?
OK
NG
RF source,
ok?
OK
NG
Raster sound,
ok?
OK
NG
Tuning,
ok? ok?
UI setting, ok?
( (TV System, AFT, Audio Filter) y
Change BB Board
OK
R402/ R407/ R422/ R435/ R452/ R457/ R472/ R488
NG
Correct UI
)
OK
ITC2 CHASSIS
33