LG 37LC3R Service Manual

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ADJUSTMENT INSTRUCTION
1. Application Range
This spec. sheet is applied to all of the LP62A/B/C
chassis(H3-High) manufactured at LG TV Plant all over the
world.
2. Specification
2.1 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.
2.2 Adjustment must be done in the correct sequence.
2.3 The adjustment must be performed at 25±5°C
temperature and 65±10% relative humidity if there is no
specified designation.
2.4 The input voltage of the receiver must be kept between
100~220V, 50/60Hz.
2.5 Before adjustment, execute Heat-Run for 30 minutes at
RF no signal
3. Adjustment items
3.1 PCB assembly adjustment items
• Channel memory
- Download the channel data from BOM to EEPROM by
using LGIDS.
• Option adjustment following BOM
- Tool Option1
- Tool Option2
- Area Option
(Fig. 1)
1) Push the ADJ key in the Adjust Remocon.
2) Input the Option Number that was specified in the BOM,
into the Shipping area.
3) Select "Tool Option1/ Tool Option2/ Area Option" by using
/ (CH+/-) key , and press the number key(0~9)
consecutively
ex) If the value of Tool Option1 is 7, input the data using
number key "7" (Fig. 1)
3.2 SET assembly adjustment items
• Auto AV(ZH-AV3, TH-AV1) Color Balance
• Aging (by Power on key)
• Adjustment of White Balance
• Auto Component Color Balance adjustment
- Standard equipment : MSPG925FA
• Auto RGB Color Balance adjustment
- Standard equipment : MSPG925FA
4. EDID
Caution
* Use the proper signal cable for EDID Download
- Analog EDID : Pin3 exists
- Digital EDID : Pin3 exists
=> Caution: - Never connect HDMI & DVI-D & DVI-A Cable at
the same time.
- Use the proper cables below for EDID Writing
4.1 EDID Data
4.1.1. ANALOG(256 Bytes )
• BLOCK1 (128BYTE)
4.1.2. HDMI(256 Bytes )
• BLOCK1 (128BYTE)
BLOCK2 (128BYTE)
=> Detail EDID Options are below (a, b, c, d, e)
a. Product ID
b. Serial No : Controlled on production line
c. Month, Year : Controlled on production line:
ex) Montly : '03' => '03'
Year : '2005' => '0F'
00 01 02 03 04 05 06 07 08 09 0A 0B 0C 0D 0E 0F
00 00 FF FF FF FF FF FF FF 1E 6D
10 01 03 01 46 27 78 EA D9 B0 A3 57 49 9C 25
20 11 49 4B A5 6E 80 31 40 01 01 01 01 45 40 01 01
30 61 40 01 01 01 01 1B 21 50 A0 51 00 1E 30 48 88
40 35 00 BC 88 21 00 00 1C 4E 1F 00 80 51 00 1E 30
50 40 80 37 00 BC 88 21 00 00 18 00 00 00 FD 00 38
60 4B 1F 3D 09 00 0A 20 20 20 20 20 20
70 00 99
00 01 02 03 04 05 06 07 08 09 0A 0B 0C 0D 0E 0F
00 00 FF FF FF FF FF FF FF 1E 6D
10 01 03 80 46 27 78 EA D9 B0 A3 57 49 9C 25
20 11 49 4B A5 6E 80 31 40 01 01 01 01 45 40 01 01
30 61 40 01 01 01 01 1B 21 50 A0 51 00 1E 30 48 88
40 35 00 BC 88 21 00 00 1C 4E 1F 00 80 51 00 1E 30
50 40 80 37 00 BC 88 21 00 00 18
60 00 00 00
FD
70 00 38 4B 1F 3D 09 00 0A 20 20 20 20 20 20 01 14
00 01 02 03 04 05 06 07 08 09 0A 0B 0C 0D 0E 0F
00 02 03 24 F1 49 85 04 02 01 03 11 12 13 14 23 09
10 07 07 23 09 07 07 23 09 07 07 83 01 00 00 65 03
20 0C 00 10 00 01 1D 00 80 51 D0 1C 20 40 80 35 00
30 BC 88 21 00 00 1E 8C 0A D0 8A 20 E0 2D 10 10 3E
40 96 00 13 8E 21 00 00 18 2A 12 00 10 41 43 17 20
50 28 60 35 00 00 00 32 00 00 1C 01 1D 80 18 71 1C
60 16 20 58 2C 25 00 C4 8E 21 00 00 9E 00 00 00 00
70 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 6B
LP62x
Cortez Version x.xx
Panel Used XX hr.
Tool Option1 7
Tool Option2 161
Area Option 16
:
:
Model Name Product ID
Product ID
Dec Hex EDID table
37LC3R 30085(A) 30085(A) 7585 8575
30086(D) 30086(D) 7586 8675
42LC3R 40039(A) 40039(A) 9C67 679C
40040(D) 40040(D) 9C68 689C
a
d
d
e
e
c
b
a
c
b

LG 37LC3R Specifications

General

Brand	LG
Model	37LC3R
Category	LCD TV
Language	English