LG 22LV2510-TB, Service Manual

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4.3. DDC EDID Write (HDMI 256Byte)
• Connect HDMI Signal Cable to HDMI Jack.
• Write EDID Data to EEPROM(24C02) by using DDC2B
protocol.
• Check whether written EDID data is correct or not.
* For SVC main Assembly, EDID have to be downloaded to
Insert Process in advance.
4.4. EDID DATA
1) All Data : HEXA Value
2) Changeable Data :
*: Serial No : Controlled / Data:01
**: Month : Controlled / Data:00
4.5. Auto Download
1) After ener Service Mode by pushing “ADJ” key.
2) Enter EDID D/L menu.
3) Enter “START” by pushing “OK” key.
<Caution> Nerver connect HDMI && D-sub cable when EDID
downloaded
* Edid data and Model option download (RS232)
- 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
1) HD RGB EDID data
2) HD HDMI EDID data
* Detail EDID Options are below
ⓐ Product ID
ⓑ Serial No: Controlled on production line.
ⓒ Month, Year: Controlled on production line:
ex) Week : ‘01’ -> ‘01’
Year : ‘2011’ -> ‘15’ fix
ⓓ Model Name(Hex):
ⓔ
Checksum: Changeable by total EDID data.
ⓕ Vendor Specific(HDMI)
Model Name HEX EDID Table DDC Function
FHD Model 0001 01 00 Analog/Digital
LGE Internal Use Only Copyright © 2011 LG Electronics. Inc. All rights reserved.
Only for training and service purposes - 12 -
MODEL MODEL NAME(HEX)
all 00 00 00 FC 00 4C 47 20 54 56 0A 20 20 20 20 20 20 20
Item
Manufacturer ID
Version
Revision
Condition
GSM
Digital : 1
Digital : 3
Data(Hex)
1E6D
01
03
D-sub to D-sub DVI-D to HDMI or HDMI to HDMI
For HDMI EDID For Analog EDID
INPUT MODEL NAME(HEX)
HDMI1 65030C001000
HDMI2 65030C002000
HDMI3 65030C003000
0 1 2 3 4 5 6 7 8 9 A B C D E F
0 00 ff ff ff ff ff ff 00 1e 6d a b
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 d
70 d 00 e
0 1 2 3 4 5 6 7 8 9 A B C D E F
0 00 ff ff ff ff ff ff 00 1e 6d a b
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 d
70 d 01 e
80 02 03 20 f1 4e 10 1f 84 13 05 14 03 02 12 20 21
90 22 15 01 26 15 07 50 09 57 07 f
A0 01 1d 80 18 71 1c 16 20 58 2c 25 00 a0 5a 00 00
B0 00 9e 01 1d 00 72 51 d0 1e 20 6e 28 55 00 a0 5a
C0 00 00 00 1e 02 3a 80 18 71 38 2d 40 58 2c 45 00
D0 a0 5a 00 00 00 1e 01 1d 00 bc 52 d0 1e 20 b8 28
E0 55 40 a0 5a 00 00 00 1e 8c 0a d0 8a 20 e0 2d 10
F0 10 3e 96 00 a0 5a 00 00 00 18 00 00 00 00 00 e
NO Item CMD1 CMD2 Data0
Enter Download A A 0 0 When transfer the ‘Mode In’,
download Mode ‘Mode In’ Carry the command.
EDID data and Download A E 00 10 Automatically Download
Model option (The use of a internal pattern)
download
EZ ADJUT
0. Tool Option1
1. Tool Option2
2. Tool Option3
3. Tool Option4
4. Country Group
5. ADC Calibration
6. White Balance
7. Test Pattern
8. EDID D/L
9. Sub B/C
10. V-Com
11. P-Gamma
EDID D/L
HDMI1
HDMI2
HDMI3
RGB NG
NG
NG
NG
Reset
Start
EDID D/L
Reset Start
HDMI1
HDMI2
HDMI3
RGB OK
OK
OK
OK