Adjustment Instruction; Edid Data - LG 22LS4D Service Manual

1. Application Range
This spec. sheet is applied to all of the LD73B chassis
manufactured at LG TV Plant all over the world.
2. Specification.
1) Because this is not a hot chassis, it is not necessary to use
an isolation transformer.
However, the use of isolation transformer will help to
protect test instruments
2) Adjustment must be done in the correct sequence.
3) The adjustment must be performed at 25±5°C temperature
and 65±10% relative humidity if there is no specified
designation.
4) The input voltage of the receiver must be kept between
100-220V~, 50/60Hz.
5) Before adjustment, execute Heat-Run for 30 minutes at RF
no signal.
3. Channel Memory
3.1. Setting up the LGIDS
1) Press ADJ key in Adjust remote control.
2) Select "Channel Recover" by using
G
press (VOL+).
3) When Channel Recover is completed, set will be turned off
and LED light go to stand-by mode.
4. EDID
* 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.
For Analog EDID
D-sub to D-sub

4.1. EDID Data

Item
Manufacturer ID
Version
Revision
Copyright © 2007 LG Electronics. Inc. All right reserved.
Only for training and service purposes

ADJUSTMENT INSTRUCTION

D E
/ (CH+/-) key, and
For HDMI EDID
DVI-D to HDMI or HDMI or HDMI
Condition Data(Hex)
GSM 1E6D
Digital : 1 01
Digital : 3 03
4.2. Data
(1) ANALOG (128 bytes)
0x00 0x01 0x02 0x03 0x04 0x05 0x06 0x07 0x08 0x09 0x0A 0x0B 0x0C 0x0D 0x0E 0x0F
0x00 00 FF FF FF FF
0x01 (c) 01 03 08
0x02 12 50 54 A5 6E
0x03 01 01 01 01 01
0x04 36 00 D9 28 11
0x05 68 B0 36 00 D9
0x06 4B 1C 53 0F 00
0x07 00 32 32 4C 53
(2) HDMI 1 (256 bytes)=>
0x00 0x01 0x02 0x03 0x04 0x05 0x06 0x07 0x08 0x09 0x0A 0x0B 0x0C 0x0D 0x0E 0x0F
0x00 00 FF FF FF FF
0x01 (c) 01 03 80
0x02 12 50 54 A5 6E
0x03 01 01 01 01 01
0x04 36 00 D9 28 11
0x05 68 B0 36 00 D9
0x06 4B 1C 53 0F 00
0x07 00 32 32 4C 53
0x00 02 03 21 F1 4E
0x01 22 1F 10 23 09
0x02 00 01 1D 00 80
0x03 00 00 1E 8C 0A
0x04 8E 21 00 00 18
0x05 00 06 44 21 00
0x06 2C 25 00 C4 8E
0x07 30 40 80 37 00
=> Detail EDID Options are below (a, b, c, d, e-1, e-2)
(a) Product ID
(b) Serial No: Controlled on production line.
(c) Month, Year: Controlled on production line:
ex) Monthly : '09' -> '09'
Year
(d) Model Name(Hex):
(e-1, e-2, f) Checksum: Changeable by total EDID data.
- 10 -
FF FF 00 1E 6D (a)
2F 1E 78 0A AE C5 A2
00 81 80 95 00 D1 C0
01 7C 2E 90 A0 60 1A
00 00 1C 21 39 90 30
28 11 00 00 1C 00 00
0A 20 20 20 20 20 20
34 44 2D 5A 42 0A 20
FF FF 00 1E 6D (a)
2F 1E 78 0A AE C5 A2
00 81 80 95 00 D1 C0
01 7C 2E 90 A0 60 1A
00 00 1C 21 39 90 30
28 11 00 00 1C 00 00
0A 20 20 20 20 20 20
34 44 2D 5A 42 0A 20
81 02 03 15 12 13 04
07 07 83 01 00 00 65
51 D0 1C 20 40 80 35
D0 8A 20 E0 2D 10 10
02 3A 80 18 71 38 2D
00 1E 01 1D 80 18 71
21 00 00 9E 4E 1F 00
BC 88 21 00 00 18 00
: '2006' -> '10'
LGE Internal Use Only
(b)
57 4A 9C 25
01 01 01 01
1E 40 30 20
62 1A 27 40
00 FD 00 38
00 00 00 FC
20 20 00 (e-2)
(b)
57 4A 9C 25
01 01 01 01
1E 40 30 20
62 1A 27 40
00 FD 00 38
00 00 00 FC
20 20 01 (e-2)
14 05 20 21
03 0C 00 10
00 BC 88 21
3E 96 00 13
40 58 2C 45
1C 16 20 58
80 51 00 1E
00 00 00 (f)