LG 32LB9D (CHASSIS:LB73B) Service Manual ▷ View online
6-3. AV NTSC adjustment
1) Connect the Video Signal Generator (Master) to AV input
terminal with AV output. At this time, when you enter the
input pattern as Model : 201(NTSC), Pattern : 33(100%
color Bar), the following video is displayed on the screen.
input pattern as Model : 201(NTSC), Pattern : 33(100%
color Bar), the following video is displayed on the screen.
2) Press the ADJ key on the adjustment remote control to
enter ‘EZ-ADJUST’. Select ‘4.Adjust AV_NTSC’ and press
the right key (
the right key (
G
) to enter the adjustment mode.
3) When the adjustment is completed, a message saying ‘AV-
NTSC Configuration Success’ is displayed. If the
adjustment has failed, a message saying ‘AV-NTSC
Configuration Fail’ is displayed.
adjustment has failed, a message saying ‘AV-NTSC
Configuration Fail’ is displayed.
- 13 -
<Fig 6> Model : 201(NTSC), Pattern 33(100% color Bar)
- 14 -
SIF
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TROUBLESHOOTING
1. VIDEO
(1) NO OSD(FHD)
- 15 -
C
h
eck L729
C
h
eck
Po
w
er conn
e
c
to
r
R
e
place
P
o
w
e
r b
o
a
rd
C
h
eck T
H
C63
L
V
D
1023 (
IC601
)
#
9
(DE),
#
1
5(Cl
k
), #
7
(H
s
y
n
c
),
#8
(V
s
y
nc
)
C
h
eck X260 (
IC101
)
C
h
eck P600
#47(
D
IS
P
_E
N
),
#
3
3
(T
X
A
C-) , #
3
2(T
X
A
C+)
,
#
1
7
(T
XBC-) ,
#
1
6
(T
XBC+)
C
h
eck T
H
C63
L
V
D
1023 (
IC601
)
C
h
eck L
V
DS
Cab
le
Check PDP/LCD Module
Control bo
ard
1
2
3
4
5
1 :
_
C
heck
t
h
e
L
729 H
IG
H
.
_
C
heck
P
o
w
e
r c
o
n
n
ec
to
r.
Y
NY
Y
YY
Y
N
N
2
: _
C
heck
t
h
e T
H
C
6
3
L
V
D
1023
(I
C601
)
inp
u
t si
g
n
al
#(Cl
k) :
74.25
M
H
z
3
: _Ch
e
c
k
th
e
P
6
0
0
input
sig
n
a
l
#
4
7(DI
SP
_
EN) :
#33 (
T
X
A
C-
) :
74.25
M
H
z
3.3
V
GND
#32 (
T
X
A
C
+
) :
4 :
_
C
heck
t
h
e
L
V
D
S
Ca
b
le
5
: _Ch
e
c
k
th
e
PDP
Modul
e
co
ntrol bo
ard
#17 (
T
X
B
C
-)
:
#16 (
T
X
B
C
+
) :
74.25
M
H
z
74.25
M
H
z
74.25
M
H
z
- 16 -
EXT
1/2
X260
TP A
Comp 1/2
RGB
CVBS
TP C
TP B / 656
AT/NT/
TUNER
TP
MST
3361
HS,VS
DVI
HS,VS
YCbCr 2
YCbCr or RGB
FRC9445H
RGB
CVBS
YCbCr 1
DVO
Y/C1, Y/C2
Y/C1, Y/C2
AV1/2
AV1/2
HDMI
1/2/3
TMDS341A
Check A nten na Cable
Check Tu ner
5V, Video o ut
5V, Video o ut
Check X260 i npu ts
M_TU_CVBS(C2117)
Check CVBS Video Path
1 : _Check Tun ers Vcc and Video out
(2) VIDEO PATH
(3) RF MODE
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