LC-60H20T/LC-70H20T
6 – 6
No audio heard (3)
O
N
?
n
e
e
r
c
s
n
o
r
a
e
p
p
a
e
g
a
m
i
I
M
D
H
e
h
t
s
e
o
D
YES
.t
o
n
r
o
n
e
t
t
i
r
w
s
i
D
I
D
E
f
i
t
i
k
c
e
h
C
O
N
<
m
o
r
f
t
u
p
t
u
o
o
i
d
u
a
o
N
YES
Are waveforms input in to the pin( C4 , D 4 / C 3 , D 3 / W 7 , V 8 )
of IC3301 normally?
NO
Check peripheral circuits IC3301.
YES
O
N
?
2
0
7
1
C
I
f
o
)
6
(
n
i
p
t
a
t
u
p
n
i
l
a
n
g
i
s
o
i
d
u
a
e
r
e
h
t
s
I
Check connection between IC3301 and IC1702 and its periph-
eral circuits.
YES
Is the L-ch audio signal output at pin(26), (27) ,(30), (31)
NO
Check IC1702 and its peripheral circuits.
of IC1702 normal?
YES
Are the audio signal L-ch and R-ch output at (3)/(4) and (1)/(2) of
P1702 normal?
NO
Check circuit between IC1702 & P1701.
YES
Check speakers and their peripheral circuits.
of IC1702 normal?
Is the R-ch audio signal output at pin(10),(11),(14),(15)
No HDMI sound heard
(*INPUT1/INPUT2/INPUT3 is digital audio )
Refer to "(HDMI1/HDMI2/HDMI3/HDMI4/HDMI5)
video onescreen (HDMI)"
HDMI1/HDMI2/HDMI3/HDMI4/HDMI5 >
