Read Sony KDL-40Z4500 / KDL-46Z4500 / KDL-52Z4500 (serv.man3) Service Manual online
– 11 –
KDL-40, 46, 52 Z4500
RM-GD005
3-3. Video Problem
Flow Chart [D]
Video
pr
ob
le
m
Al
l
inputs
have
pr
ob
le
m
?
YE
S
NO
Anal
og
Channe
l
Pr
o
b
le
m?
Digital
Channe
l
Pr
o
b
le
m?
HDM
I
Pr
o
b
le
m?
Ch
eck
LVDS
h
a
rn
es
s
Po
w
e
r
b
oa
rd
s
BG
A
b
oar
d
Pa
n
e
l
Mo
dul
e
NO
NO
Ch
eck
BG
A
b
oar
d
Ch
eck
BG
A boar
d
Ch
eck
BG
A boar
d
YE
S
YE
S
YE
S
NO
Ch
eck
BG
A boar
d
NO
Ch
eck
BG
Aboar
d
YE
S
YE
S
Ba
ck
L
ig
h
t
tur
n
on?
OSD
appear
?
NO
Ch
eck
LVDS
h
a
rn
es
s
BG
A boar
d
Pa
n
e
l
Mo
dul
e
Here is trouble shooting flow related Video
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