LG 26LD320H-TB Service Manual page 13

- Manual Download
* Caution
1) Use the proper signal cable for EDID Download.
- Analog EDID : Pin3 exists
- Digital EDID : Pin3 exists
2) Never connect HDMI & D-sub Cable at the same time.
3) Use the proper cables below for EDID Writing.
4) Download HDMI1, HDMI2, separately because HDMI1 is
different from HDMI2.
For Analog EDID
D-sub to D-sub DVI-D to HDMI or HDMI to HDMI
Item
Manufacturer ID
Version
Revision
1) HD RGB EDID data
0 1 2 3 4 5
00 00 FF FF FF FF FF
10 c 01 03 68 73
20 09 48 4C A1 08 00
30 01 01 01 01 01 01
40 36 00 7E 8A 42 00
50 6E 28 55 00 7E 8A
60 3E 1F 46 10 00 0A
70
80 FF FF FF FF FF FF
90 FF FF FF FF FF FF
A0 FF FF FF FF FF FF
B0 FF FF FF FF FF FF
C0 FF FF FF FF FF FF
D0 FF FF FF FF FF FF
E0 FF FF FF FF FF FF
F0 FF FF FF FF FF FF
2) HD HDMI EDID data
0 1 2 3 4 5
00 00 FF FF FF FF FF
10 c 01 03 80 73
20 09 48 4C A1 08 00
30 01 01 01 01 01 01
40 36 00 7E 8A 42 00
50 6E 28 55 00 7E 8A
60 3E 1F 46 10 00 0A
70
80 02 03 20 F1 4E 10
90 22 15 01 26 15 07
A0 f 80 18 71 1C
B0 00 9E 01 1D 00 80
C0 42 00 00 1E 8C 0A
D0 7E 8A 42 00 00 18
E0 45 00 7E 8A 42 00
F0 10 2C 25 80 7E 8A
Copyright ©2011 LG Electronics. Inc. All rights reserved.
Only for training and service purposes
For HDMI EDID
Condition Data(Hex)
GSM 1E6D
Digital : 1
Digital : 3
6 7 8 9 A B C
FF 00 1E 6D a
41 78 0A CF 74 A3 57
81 C0 61 40 45 40 31
66 21 50 B0 51 00 1B
00 1E 01 1D 00 72 51
42 00 00 1E 00 00 00
20 20 20 20 20 20
d
FF FF FF FF FF FF FF
FF FF FF FF FF FF FF
FF FF FF FF FF FF FF
FF FF FF FF FF FF FF
FF FF FF FF FF FF FF
FF FF FF FF FF FF FF
FF FF FF FF FF FF FF
FF FF FF FF FF FF FF
6 7 8 9 A B C
FF 00 1E 6D a
41 78 0A CF 74 A3 57
81 C0 61 40 45 40 31
66 21 50 B0 51 00 1B
00 1E 01 1D 00 72 51
42 00 00 1E 00 00 00
20 20 20 20 20 20
d
1F 84 13 05 14 03 02
50 09 57 07
16 20 58 2C 25 00 7E
51 D0 0C 20 40 80 35
D0 8A 20 E0 2D 10 10
02 3A 80 18 71 38 2D
00 1E 01 1D 80 D0 72
42 00 00 9E 00 00 00
* Detail EDID Options are below
ⓐ Product ID
Model Name
HD Model
ⓑ Serial No: Controlled on production line.
ⓒ Month, Year: Controlled on production line:
ex) Monthly : '02' -> '02'
ⓓ Model Name(Hex):
MODEL
LG TV 00 00 00 FC 00 4C 47 20 54 56 0A 20 20 20 20 20 20 20
ⓔ Checksum: Changeable by total EDID data.
EDID C/S data
Check sum Block 0
(Hex)
01
03
ⓕ Vendor Specific(HDMI)
INPUT
D E F
HDMI1
b
4C B0 23
HDMI2
40 01 01
30 40 70
D0 1E 20
4.6. V-COM Adjust(Only LGD(M+S) Module)
FD 00 3A
- Why need Vcom adjustment?
d
The Vcom (Common Voltage) is a Reference Voltage of
A
00 e
Liquid Crystal Driving.
FF FF FF
-> Liquid Crystal need for Polarity Change with every frame.
FF FF FF
FF FF FF
FF FF FF
FF FF FF
S
FF FF FF
Da t a I n p u t Da t a I n p u t
Y
FF FF FF
S
FF FF FF
T
E
Power Input
Po w e r I n p u t
M
D E F
b
4C B0 23
40 01 01
V
COM
30 40 70
D0 1E 20
FD 00 3A
d
01 e
12 20 21
f
8A 42 00
00 7E 8A
3E 96 00
40 58 2C
1C 16 20
00 00 D5
- 13 -
HEX EDID Table
0000 00 00
Year : '2009' -> '13'
MODEL NAME(HEX)
FHD
HDMI RGB
D7
Block 1 39(HDMI1)
29(HDMI2)
MODEL NAME(HEX)
65030C001000011D
65030C002000011D
Data (R ,G,B ) &
Cont rol si gnal
Data (R ,G,B ) & C ont ro l s ignal
Ti m i n g
Co nt r o ll e r
Cont rol si gnal
Po w e r
Blo ck
V
COM
DDC Function
Analog/Digital
HD
HDMI RGB
1D 7A 93
D5(HDMI1)
C5(HDMI2)
Circuit Block
Ga mma
Re f e r e nce V o ltage
Gamm a Reference
Volta ge
So urce D r i v e I C
Column Line
Pane l
V
COM
C C
LC ST
Liquid
Crys tal
Row Li ne TFT
LGE Internal Use Only