LG 60LM6450 Service Manual page 12

4.2. DPM operation confirmation
(Only Apply for MNT Model)
Check if Power LED Color and Power Consumption operate
as standard.
■ Set Input to RGB and connect D-sub cable to set
■ Measurement Condition: (100~240V@ 50/60Hz)
■ Confirm DPM operation at the state of screen without Signal
4.3. DDC EDID Write (RGB 128Byte )
■ Connect D-sub Signal Cable to D-Sub Jack.
■ Wr i t e E D I D D ATA t o E E P R O M ( 2 4 C 0 2 ) b y u s i n g
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. 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.
4.5. EDID DATA
1) All Data : HEXA Value
2) Changeable Data :
*: Serial No : Controlled / Data:01
**: Month : Controlled / Data:00
***: Year : Controlled
****: Check sum
4.5.1. Auto Download
■ When you turn on the TV, EDID will set automatically._Not
operate
<Caution>
Never connect HDMI & D-sub Cable when EDID downloaded.
■ Edid data and Model option download (RS232)
NO Item CMD 1
Enter Download
A
download Mode 'Mode In'
EDID data and
ADC
Model option A
Adjust
download
Copyright © LG Electronics. Inc. All rights reserved.
Only for training and service purposes
CMD 2 Data 0
When transfer the 'Mode In',
A 0 0
Carry the command.
Automatically adjustment
E 00 10
(The use of a internal pattern)
4.5.2. 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
D-sub to D-sub
No. Item
1 Manufacturer ID
2 Version
3 Revision
(1) 3D FHD RGB EDID data (xvYCC : OFF)
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 68
0x02 0F 50 54 A1 08
0x03 01 01 01 01 01
0x04 45 00 A0 5A 00
0x05 40 70 36 00 A0
0x06 3E 1E 53 10 00
0x07
(2) 3D FHD RGB EDID data (xvYCC : OFF)
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 0F 50 54 A1 08
0x03 01 01 01 01 01
0x04 45 00 A0 5A 00
0x05 40 70 36 00 A0
0x06 3E 1E 53 10 00
0x07
0x00 02 03 37 F1 4E
0x01 22 15 01 26 15
0x02
0x03 f E3 05
0x04 2C 45 00 A0 5A
0x05 20 58 2C 25 00
0x06 D0 1E 20 6E 28
0x07 00 00 00 00 00
- 12 -
For HDMI EDID
DVI-D to HDMI or HDMI to HDMI
Condition Hex Data
GSM
Digital : 1
Digital : 3
FF FF 00 1E 6D a
A0 5A 78 0A EE 91 A3 54
00 31 40 45 40 61 40 71
01 02 3A 80 18 71 38 2D
00 00 1E 66 21 50 B0 51
5A 00 00 00 1E 00 00 00
0A 20 20 20 20 20 20
d
FF FF 00 1E 6D a
A0 5A 78 0A EE 91 A3 54
00 31 40 45 40 61 40 71
01 02 3A 80 18 71 38 2D
00 00 1E 66 21 50 B0 51
5A 00 00 00 1E 00 00 00
0A 20 20 20 20 20 20
d
10 9F 04 13 05 14 03 02
07 50 09 57 07
f
03 01 02 3A 80 18 71 38
00 00 00 1E 01 1D 80 18
A0 5A 00 00 00 9E 01 1D
55 00 A0 5A 00 00 00 1E
00 00 00 00 00 00 00 00
LGE Internal Use Only
1E6D
01
03
b
4C 99 26
40 81 80
40 58 2C
00 1B 30
FD 00 3A
d
00 e3
b
4C 99 26
40 81 80
40 58 2C
00 1B 30
FD 00 3A
d
01 e1
12 20 21
f
2D 40 58
71 1C 16
00 72 51
00 00 00
00 00 e2