LG 32LT640E-TA (CHASSIS:LB2AF) Service Manual ▷ View online
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5. Model name & Serial number D/L
▪ Press "Power on" key of service remote control.
(Baud rate : 115200 bps)
▪ Connect RS232 Signal Cable to RS-232 Jack.
▪ Write Serial number by use RS-232.
▪ Must check the serial number at the Diagnostics of SET UP
menu. (Refer to below).
5.1. Signal Table
CMD : A0h
LENGTH : 85~94h (1~16 bytes)
ADH : EEPROM Sub Address high (00~1F)
ADL : EEPROM Sub Address low (00~FF)
Data : Write data
CS : CMD + LENGTH + ADH + ADL + Data_1 +...+ Data_n
Delay : 20ms
5.2. Comand Set
* Description
FOS Default write : <7mode data> write
Vtotal, V_Frequency, Sync_Polarity, Htotal, Hstart, Vstart, 0,
Phase
Data write : Model Name and Serial Number write in EEPROM,.
5.3. Method & notice
(1) Serial number D/L is using of scan equipment.
(2) Setting of scan equipment operated by Manufacturing
Technology Group.
(3) Serial number D/L must be conformed when it is produced in
production line, because serial number D/L is mandatory by
D-book 4.0.
* Manual Download(Model Name and Serial Number)
If the TV set is downloaded by OTA or Service man, sometimes
model name or serial number is initialized.(Not always)
There is impossible to download by bar code scan, so It need
Manual download.
1) Press the "Instart" key of Adjustment remote control.
2) Go to the menu "6.Model Number D/L" like below photo.
3) Input the Factory model name or Serial number like photo.
4) Check the model name Instart menu. → Factory name displayed.
(ex 42LD450-ZA)
5) Check the Diagnostics.(DTV country only) → Buyer model
displayed.(ex 42LD450)
CMD
LENGTH
ADH
ADL
DATA_1
. . .
Data_n
CS
DELAY
Adjust mode
CMD(hex)
LENGTH(hex)
Description
EEPROM WRITE
A0h
84h+n
n-bytes Write (n = 1~16)
- 14 -
F
-S
C
AR
T
IF
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ST
AR
IC
12
01
N
AN
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la
sh
Pb
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S/
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B
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I2
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Tuner
PC
M
_A
[0
:7
]
TU
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VB
S
PC
M
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[0
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]
D
D
R
3
(1
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B
)
IC
12
02
B
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D
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[0
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6]
AOZ1073AIl-
3
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23
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D
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0:
7]
(
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(+
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U
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EE
PR
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AT
24
W
C
08
W
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LV
D
S
(8
bi
t o
r 1
0
bi
t)
H
D
M
I 1
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D
C
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C
C
on
v.
(1
2V
to
5
V
)
5V
12
V
Po
w
er
S
W
(1
2V
O
n/
O
ff)
N
EC
M
ic
om
uP
D
78
F1
16
4A
(IC
11
02
)
LE
D
D
riv
er
I2C
SW
I2
C
I2
C
M
ST
_T
X/
R
X
LE
D
C
lo
ck
Sp
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ke
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ut
Sp
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Contro
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p/
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TU
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IF
B
uf
fe
r
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D
AT
A[
0]
PK
T_
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AT
A[
0]
C
I_
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AT
A[
0:
7]
R
G
B
C
O
M
PO
N
EN
T
F
-
N
A
N
D
01
G
W
3B
2C
N
6E
D
ig
ita
l a
m
p
(N
TP
74
00
)
C
O
M
P_
Y/
/P
r
I2
S
D
SU
B
_
R
/G
/B
Half
Half
(C
AN
)
(C
AN
)
CI Slot
Buffer
PC
M
_A
[0
:7
]
TV
/D
TV
_V
O
U
T
R
S
-
M
AX
32
32
C
D
R
D
SU
B
_H
/V
SY
N
C
M
24
M
01
I2
C
Fo
r B
oo
t
M
P2
30
5
M
P5
00
0
12
V
N
EC
M
ic
om
uP
D
78
F1
16
4A
(IC
11
02
)
I2C
SW
I2
C
I2
C
L/
R
_B
TL
Pro:Idiom
S7
LR
X-
ta
l
24
M
51
P
30
P
M
X2
5L
80
06
E
M
2I
F
-S
C
AR
T
I2
S
PC
M
_A
[0
:7
]
B
_T
M
D
Q
[0
:1
6]
23
2C
EE
PR
O
M
I2
C
D
C
/D
C
C
on
v.
(1
2V
to
5
V
)
12
V
N
EC
M
ic
om
uP
D
78
F1
16
4A
(IC
11
02
)
I2C
SW
I2
C
I2
C
LE
D
C
lo
ck
Audio am
p
(T
PA
6011A4P
WPRG4)
R
G
B
C
O
M
PO
N
EN
T
F
-
D
D
R
3
(2
G
B
)
I2
S
PC
M
_A
[0
:7
]
A_
TM
D
Q
[0
:1
6]
R
S
-
I2
C
Se
ria
l F
la
sh
12
V
N
EC
M
ic
om
uP
D
78
F1
16
4A
(IC
11
02
)
I2C
SW
I2
C
I2
C
74
LV
C
16
24
4
Pro:Idiom
X-
ta
l
24
M
NIM
BLOCK DIAGRAM
- 15 -
LV
1
300
200
800
540
521
530
401
550
810
120
500
501
510
400
900
910
A2
A4
A10
* Set + Stand * Stand Base + Body
EXPLODED VIEW
Many electrical and mechanical parts in this chassis have special safety-related characteristics. These
parts are identified by in the Schematic Diagram and EXPLODED VIEW.
It is essential that these special safety parts should be replaced with the same components as
recommended in this manual to prevent X-RADIATION, Shock, Fire, or other Hazards.
Do not modify the original design without permission of manufacturer.
IMPORTANT SAFETY NOTICE
Click on the first or last page to see other 32LT640E-TA (CHASSIS:LB2AF) service manuals if exist.