Picture Ok, All Source No Sound - Philips 22PFL5557/V7 Service Manual

NO
Replace R701
or R712.
Replace C701
or C709.
Replace R706.
Replace C705 C707,
C715 or C730
Replace EC704
or EC705.

Picture ok, all source no sound

Check R701 and
R712 ok?
NO
NO
NO
NO
32
Check C701
and C709 ok?
Check U701
pin8 +5V
OK?
Check C705,C707,
C715 and C730
Check EC704
and EC705
Check speaker
cables or speaker