LG 37LB1D-UB, Руководство по обслуживанию

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Sy
m
p
tom
:
When TV
s
e
t po
w
e
rs
on,
LED i
s
b
lin
ki
ng in
s
e
con
d
s
. And po
w
e
r
off(LED
is
r
e
d)
Fan op
er
ate
norm
ally
?
Re
p
lace Fa
ns
an
d
recheck
5V
MN
T(
P16
04 #6)
is
5V H
IG
H
?
C
h
eck P1604
A
C
D
E
TEC
T(P1604
#1
) is
5V HIGH
?
NO
No
NO
NO
R
e
place p
o
w
e
r b
o
a
rd
Norm
al?
NO
R
e
place Po
w
e
r b
o
a
rd
Norm
al?
C
h
eck P1603
(
p
o
w
er
)
Po
w
e
r lin
e
s
and GND sh
ort?
Rep
la
c
e
A/
V
boa
rd
or digital bo
ar
d
NO NO
C
h
eck A/V bo
ar
d
Mic
o
m
C
h
eck A/V bo
ar
d
Mic
o
m
YE
S
YE
S
C
h
eck Fa
n
w
a
fers
and c
onn
e
c
tor
s
.
Norm
al?
C
h
eck Fa
ns
Fan(P
1
6
0
6
), upper
/sid
e
( 5
0
”
: 1EA,
42
”
: N
o
F
A
N
)
•
Protect Mode