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LC-32LE265T / LC-40LE265T
No HDMI sound heard <INPUT1 /INPUT2 /INPUT3 >
(*INPUT1/INPUT2/INPUT3 is digital audio )
D
e o
t s
e h
H
D
I M
m i
a
e g
a
p p
N
o
a
d u
o i
u o
p t
t u
o r f
m
<INPUT1/INPUT2/INPUT3>
Are waveforms output from each HDMI pin
normaly?
I
t s
e h
e r
a
d u
o i
i s
n g
l a
n i
u p
a t
Is the L-ch audio signal output at pin(26), (27) ,(30), (31)
of IC 1702 no rmal?
Is the R-ch audio signal output at pin(10),(11),(14),(15)
of IC
1702 normal ?
Are the audio signal L-ch and R-ch output at (3)/(4) and (1)/(2) of
P1701 n ormal?
Check speakers and their peripheral circuits.
a e
o r
s n
r c
e e
? n
YES
YES
YES
p t
n i
) 6 (
f o
IC1702 ?
YES
YES
YES
No audio heard (3)
N
O
Refer to " ( Input1/Input2 / Input3 )is no external
input video screen (HDMI)"
N
O
C
h
c e
i k
f i t
E
D
NO
Check peripheral circuits
N
O
Check connection between IC3301 and IC1702
and its peripheral circuit.
NO
Check IC1702 and its peripheral circuits.
NO
Check circuit between IC1702 & P1701.
4 – 6
D I
s i
w
t t i r
n e
o
n r
. t o
for each HDMI socket.
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