LGE Internal Use OnlyCopyright © 2007 LG Electronics. Inc. All right reserved.
Only for training and service purposes
- 10 -
ADJUSTMENT INSTRUCTION
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
D/E (CH+/-) key, and
press
G (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.
4.1. EDID Data
4.2. Data
(1) ANALOG (128 bytes)
(2) HDMI 1 (256 bytes)=>
=> 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 : ‘2006’ -> ‘10’
(d) Model Name(Hex):
(e-1, e-2, f) Checksum: Changeable by total EDID data.
D-sub to D-sub DVI-D to HDMI or HDMI or HDMI
For HDMI EDIDFor Analog EDID
Item
Manufacturer ID
Version
Revision
Condition
GSM
Digital : 1
Digital : 3
Data(Hex)
1E6D
01
03
0x00 0x01 0x02 0x03 0x04 0x05 0x06 0x07 0x08 0x09 0x0A 0x0B 0x0C 0x0D 0x0E 0x0F
0x00 00 FF FF FF FF FF FF 00 1E 6D (a) (b)
0x01 (c) 01 03 08 2F 1E 78 0A AE C5 A2 57 4A 9C 25
0x02 12 50 54 A5 6E 00 81 80 95 00 D1 C0 01 01 01 01
0x03 01 01 01 01 01 01 7C 2E 90 A0 60 1A 1E 40 30 20
0x04 36 00 D9 28 11 00 00 1C 21 39 90 30 62 1A 27 40
0x05 68 B0 36 00 D9 28 11 00 00 1C 00 00 00 FD 00 38
0x06 4B 1C 53 0F 00 0A 20 20 20 20 20 20 00 00 00 FC
0x07 00 32 32 4C 53 34 44 2D 5A 42 0A 20 20 20 00 (e-2)
0x00 0x01 0x02 0x03 0x04 0x05 0x06 0x07 0x08 0x09 0x0A 0x0B 0x0C 0x0D 0x0E 0x0F
0x00 00 FF FF FF FF FF FF 00 1E 6D (a) (b)
0x01 (c) 01 03 80 2F 1E 78 0A AE C5 A2 57 4A 9C 25
0x02 12 50 54 A5 6E 00 81 80 95 00 D1 C0 01 01 01 01
0x03 01 01 01 01 01 01 7C 2E 90 A0 60 1A 1E 40 30 20
0x04 36 00 D9 28 11 00 00 1C 21 39 90 30 62 1A 27 40
0x05 68 B0 36 00 D9 28 11 00 00 1C 00 00 00 FD 00 38
0x06 4B 1C 53 0F 00 0A 20 20 20 20 20 20 00 00 00 FC
0x07 00 32 32 4C 53 34 44 2D 5A 42 0A 20 20 20 01 (e-2)
0x00 02 03 21 F1 4E 81 02 03 15 12 13 04 14 05 20 21
0x01 22 1F 10 23 09 07 07 83 01 00 00 65 03 0C 00 10
0x02 00 01 1D 00 80 51 D0 1C 20 40 80 35 00 BC 88 21
0x03 00 00 1E 8C 0A D0 8A 20 E0 2D 10 10 3E 96 00 13
0x04 8E 21 00 00 18 02 3A 80 18 71 38 2D 40 58 2C 45
0x05 00 06 44 21 00 00 1E 01 1D 80 18 71 1C 16 20 58
0x06 2C 25 00 C4 8E 21 00 00 9E 4E 1F 00 80 51 00 1E
0x07 30 40 80 37 00 BC 88 21 00 00 18 00 00 00 00 (f)
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