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LG 42LN549D Service Manual page 13

Chassis : lb3ax

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(1) FHD RGB EDID data
0
1
2
3
4
5
00 00 FF FF FF FF FF FF 00 1E 6D
10
c
01 03 68 10 09 78 0A EE 91 A3 54 4C 99 26
20 0F 50 54 A1 08 00 81 80 61 40 45 40 31 40 01 01
30 01 01 01 01 01 01 02 3A 80 18 71 38 2D 40 58 2C
40 45 00 A0 5A 00 00 00 1E 01 1D 00 72 51 D0 1E 20
50 6E 28 55 00 A0 5A 00 00 00 1E 00 00 00 FD 00 3A
60 3E 1E 53 10 00 0A 20 20 20 20 20 20
70
(2) FHD HDMI EDID data
0
1
2
3
4
5
00 00 FF FF FF FF FF FF 00 1E 6D
10
c
01 03 80 10 09 78 0A EE 91 A3 54 4C 99 26
20 0F 50 54 A1 08 00 71 4F 81 80 01 01 01 01 01 01
30 01 01 01 01 01 01 02 3A 80 18 71 38 2D 40 58 2C
40 45 00 A0 5A 00 00 00 1E 1B 21 50 A0 51 00 1E 30
50 48 88 35 00 A0 5A 00 00 00 1C 00 00 00 FD 00 3A
60 3E 1E 53 10 00 0A 20 20 20 20 20 20
70
80 02 03 26 F1 4E 10 1F 84 13 05 14 03 02 12 20 21
90 22 15 01 26 15 07 50 09 57 07
A0
f
E3 05 03 01 01 1D 80 18 71 1C 16 20 58 2C
B0 25 00 A0 5A 00 00 00 9E 01 1D 00 72 51 D0 1E 20
C0 6E 28 55 00 A0 5A 00 00 00 1E 02 3A 80 18 71 38
D0 2D 40 58 2C 45 00 A0 5A 00 00 00 1E 01 1D 00 BC
E0 52 D0 1E 20 B8 28 55 40 A0 5A 00 00 00 1E 00 00
F0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
(3) Detail EDID Options are below
a. Product ID
MODEL NAME
HEX
HD/FHD Model
0001
b. Serial No: Controlled on production line.
c. Month, Year: Controlled on production line:
ex) Week : '01' -> '01'
Year : '2012' -> '16' fix
d. Model Name(Hex):
cf) TV set's model name in EDID data is below.
Model name
LG TV
00 00 00 FC 00 4C 47 20 54 56 0A 20 20 20 20 20 20 20 (LG TV)
e. Checksum: Changeable by total EDID data.
EDID C/S data
Block 0
Check sum
(Hex)
Block 1
f. Vendor Specific(HDMI)
Input
Model name(HEX)
HDMI1
67030C001000B82D
HDMI2
67030C002000B82D
HDMI3
67030C003000B82D
Copyright ©
LG Electronics. Inc. All rights reserved.
Only for training and service purposes
6
7
8
9
A
B
C
D
a
d
6
7
8
9
A
B
C
D
a
d
f
EDID Table
DDC Function
01 00
Analog/Digital
MODEL NAME(HEX)
FHD
HDMI
RGB
43
5C
25 (HDMI1)
15 (HDMI2)
-
5 (HDMI3)
4.5. Model name & Serial number D/L
E
F
▪ Press "Power on" key of service remote control.
b
(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)
d
00
e
E
F
b
(1) Signal Table
CMD : A0h
LENGTH : 85~94h (1~16 bytes)
d
01
e
CMD
LENGTH
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
e
(2) Comand Set
Adjust mode
EEPROM WRITE
* 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
(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.
- 13 -
ADH
ADL
DATA_1
. . .
Data_n
CMD(hex)
LENGTH(hex)
A0h
84h+n
n-bytes Write (n = 1~16)
EEPROM,.
LGE Internal Use Only
CS
DELAY
Description

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