No Sound Audio; No Sound: Tuner - Sony XBR-55X850C Service Manual

3-4. NO SOUND

3-4-1. No Sound Audio

No Sound
Audio
Segment "XS"?
No
XBR-55/65X850C, 855C, 857C, 75X850C, 855C
Yes
Yes
Replace B-K Harness
OK ?
No
Yes
Replace K-PWB
OK ?
No
Yes
Replace B-PWB
OK ?
Finish
3-4-2. No Sound : TUNER
No Sound with normal picture
Only RF tuner input?
YES
Check IC1000 (SOC)
TROUBLE SHOOTING
NO
Please refer Audio
troubleshooting
153