No Led,No Picture - TCL SY33 Service Manual

Check
D801-D804,
RT801,C806
Replace
AV no sound
N
Replace IC901
or repairing the
channel

No LED,No Picture

300V ok?
Y
Y
F801 ok?
N
Check
D801-d804,Q815
No Sound,Picture ok
Check which channel
no sound
IC 901sound output ok?
Y
Check IC601
ambient parts
Replace
Check
N
IC801
ambient parts
Replace
TV no sound
Check
of
output ok?
N
or
Replace
IC201
Q815,
and
pin5
IC201
Y
Replace
C292 or
C260