Haier L22C360 User Manual

Service Manual
Model No.:
- 43 -
4) No sound
No sound
N
N
Check if there is sound input
signal
Reset
volume
Y
Y
Check the
input
source
N
Check if the volume control is
at 0 level or muted
Check the
speakers
Y
N
Check if there is output at
CN701
Check if there is +12V input at
Check if the power supply
system is damaged, short
circuit or mis-connected
N
Y
voltage
Check the mute control
Y
N
Check if there is signal input at PIN1
& PIN of U70
Check the audio input
circuit from U706 to
U701
N
Y
Replace U701
circuit from
PIN7 OF U701
U701
Q701,Q704
Check if MUTE PIN
of i
s low
8
1
9

Haier L22C360 Specifications

General

Brand	Haier
Model	L22C360
Category	LCD TV
Language	English