Sony KDL-40X4500 / KDL-46X4500 / KDL-55X4500 Service Manual ▷ View online
- 16 -
YES
RE
D
LE
D
Bli
nks
NO
5Vdc
CN2800 #7
on FBA
See Flo
w
Chart [B]
NO
G6 board
(No ST
BY5V)
YES
NO
110-240V
a
c
CN6000 on G6
YES
A
C
cable or A
C
i
n
let
No Po
wer
(No relay cl
ic
ks)
W6
W6
YES
Po
wer
key
w
orks
NO
H1VM board
AE
board
- 17 -
NO
2X
YES
See 3-7-3 POW
ERR
RED LED Blinks
W7
W7
NO
9X
YES
See 3-7-8 FAN ERR
NO
5X
YES
See 3-7-4
T
-CON ER
R
NO
6X
YES
See 3-7-5 BAC
K
LIGHT
NO
7X
YES
See 3-7-6
TE
M
P
Q(
ERR
NO
8X
YES
See 3-7-7
A
UD
IO
E
R
R
13X
YES
See 3-7-9 Balan
cer ERR
- 18 -
Here is trouble shooting flo
w r
elated
V
ideo
V
ideo
pr
oblem
All inpu
ts
ha
v
e
pr
oblem?
YES
NO
Digital /Analog Channel Pr
oblem
?
Component
Pr
oblem
?
HDMI
Pr
oblem
?
Check
L
VDS har
ness
G6/7/GL boards
FBA board
P
anel
Module
CB1 board
D4 board
NO
NO
Check
FBA
b
oard
AE board
J
oint connector
Check
FBA board
AE board
J
oint connector
Check
FB
A board
AE board
J
oint connector
YES
Y
ES
YES
NO
NO
Check
FBA board
YES
YES
Back Light
tur
n on?
OSD
appear?
NO
Check
L
VDS har
ness
FBA board
CB1 board
VCBS
Pr
oblem
?
Check
AE board
YES
- 19 -
Here is trouble shooting flow related audio
Flow Chart [D]
Audio
problem
Only
Speaker
out?
YES
NO
UI setting
correct?
Volume, SP
off/On
HP Link
Analog
Channel
Problem?
Digital
Channel
Problem?
HDMI
Problem?
Set corr
ec
tl
y or
reset by menu.
Check Speaker
AE Board
K2 Board
NO
YES
NO
NO
Check
FBA board
AE Board
K2 Board
Joint connector
Check
AE Board
Check
FBA Board
AE Board
Joint connector
YES
YES
YES
NO
Check
AE Board
K2 Board
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