LG 22LH200C Service Manual page 11

(4) EDID DATA
1) HDMI 1 [C/S: XXEF]
- EDID Block 0 table =
0 1 2 3 4 5
0 00 FF FF FF FF FF
10 XX XX 01 03 80 73
20 09 48 4C A1 08 00
30 01 01 01 01 01 01
40 36 00 7E 8A 42 00
50 6E 28 55 00 7E 8A
60 3F 1F 3C 09 00 0A
70 00 4C 47 20 54 56
- EDID Block 1 table =
0 1 2 3 4 5
0 02 03 1F F1 47 10
10 09 07 07 67 03 0C
20 3A 80 18 71 38 2D
30 1E 01 1D 80 18 71
40 00 00 9E 01 1D 00
50 8A 42 00 00 1E 8C
60 00 7E 8A 42 00 00
70 20 25 00 7E 8A 42
2) HDMI 2 [C/S: XXDF]
- EDID Block 0 table =
0 1 2 3 4 5
0 00 FF FF FF FF FF
10 XX XX 01 03 80 73
20 09 48 4C A1 08 00
30 01 01 01 01 01 01
40 36 00 7E 8A 42 00
50 6E 28 55 00 7E 8A
60 3F 1F 3C 09 00 0A
70 00 4C 47 20 54 56
- EDID Block 1 table =
0 1 2 3 4 5
0 02 03 1F F1 47 10
10 09 07 07 6B 03 0C
20 3A 80 18 71 38 2D
30 1E 01 1D 80 18 71
40 00 00 9E 01 1D 00
50 8A 42 00 00 1E 8C
60 00 7E 8A 42 00 00
70 20 25 00 7E 8A 42
3) RGB [C/S: XX]
- EDID Block 0 table =
0 1 2 3 4 5
0 00 FF FF FF FF FF
10 XX XX 01 03 68 73
20 09 50 4E A1 08 00
30 01 01 01 01 01 01
40 36 00 7E 8A 42 00
50 6E 28 55 00 7E 8A
60 3F 1F 3C 09 00 0A
70 00 4C 47 20 54 56
* Address 10/11 and 7F means Manufacture Week and
Checksum. So this data will be change.
Copyright LG Electronics. Inc. All right reserved.
Only for training and service purposes
6 7 8 9 A B C
FF 00 1E 6D 01 00 01
41 78 0A CF 74 A3 57
81 C0 01 01 01 01 01
66 21 50 B0 51 00 1B
00 1E 01 1D 00 72 51
42 00 00 1E 00 00 00
20 20 20 20 20 20 00
0A 20 20 20 20 20 20
6 7 8 9 A B C
22 20 05 84 03 02 26
00 10 00 B8 2D E3 05
40 58 2C 04 05 7E 8A
1C 16 20 58 2C 25 00
72 51 D0 1E 20 6E 28
0A D0 8A 20 E0 2D 10
18 26 36 80 A0 70 38
00 00 1A 00 00 00 00
6 7 8 9 A B C
FF 00 1E 6D 01 00 01
41 78 0A CF 74 A3 57
81 C0 01 01 01 01 01
66 21 50 B0 51 00 1B
00 1E 01 1D 00 72 51
42 00 00 1E 00 00 00
20 20 20 20 20 20 00
0A 20 20 20 20 20 20
6 7 8 9 A B C
05 84 03 02 07 06 26
00 20 00 B8 2D E3 05
40 58 2C 04 05 7E 8A
1C 16 20 58 2C 25 00
72 51 D0 1E 20 6E 28
0A D0 8A 20 E0 2D 10
18 26 36 80 A0 70 38
00 00 1A 00 00 00 00
6 7 8 9 A B C
FF 00 1E 6D 01 00 01
41 78 0A CF 30 A3 57
81 C0 01 01 01 01 01
66 21 50 B0 51 00 1B
00 1E 01 1D 00 72 51
42 00 00 1E 00 00 00
20 20 20 20 20 20 00
0A 20 20 20 20 20 20
5.3. White Balance Adjustment
(1) Overview
• W/B adj. Objective & How-it-works
- Objective: To reduce each Panel's W/B deviation
D E F
- How-it-works: When R/G/B gain in the OSD is at 192, it
01 01 01
4C B0 23
01 01 01
30 40 70
D0 1E 20
FD 00 39
00 00 FC
- Adj. condition : normal temperature
20 01 XX
1) Surrounding Temperature: 25±5ºC
2) Warm-up time: About 5 Min
3) Surrounding Humidity: 20% ~ 80%
(2) Equipment
D E F
1) Color Analyzer: CA-210 (NCG: CH 9 / WCG: CH12)
15 07 50
2) Adj. Computer(During auto adj., RS-232C protocol is
03 01 02
needed)
42 00 00
3) Adjust Remocon
7E 8A 42
4) Video Signal Generator MSPG-925F 720p/216-Gray
55 00 7E
(Model:217, Pattern:78)
10 3E 96
-> Only when internal pattern is not available
1F 40 30
00 00 FF
• Color Analyzer Matrix should be calibrated using CS-1000
(3) Equipment connection MAP
D E F
01 01 01
4C B0 23
01 01 01
30 40 70
D0 1E 20
FD 00 39
00 00 FC
Connection Diagram of Automatic Adjustment
20 01 XX
(4) Adj. Command (Protocol)
1) RS-232C Command used during auto-adj.
D E F
RS-232C COMMAND
15 07 50
[CMD ID
03 01 02
42 00 00
wb 00
7E 8A 42
wb 00
55 00 7E
10 3E 96
1B 40 30
Ex) wb 00 00 -> Begin white balance auto-adj.
00 00 EF
D E F
01 01 01
4C B0 23
00 01 01
30 40 70
D0 1E 20
FD 00 39
00 00 FC
20 00 XX
- 11 -
means the panel is at its Full Dynamic
Range. In order to prevent saturation of
Full Dynamic range and data, one of
R/G/B is fixed at 192, and the other two is
lowered to find the desired value.
Probe
RS -232C
Signal Source
* If TV internal pattern is used, not needed
Meaning
DATA]
00 Begin White Balance adj.
ff End White Balance adj.(Internal pattern disappeared)
wb 00 10 -> Gain adj.
ja 00 ff -> Adj. data
jb 00 c0
...
...
wb 00 1f -> Gain adj. complete
*(wb 00 20(start), wb 00 2f(end)) -> Off-set adj.
wb 00 ff -> End white balance auto adj.
Co lo r Analyzer
RS -232C
Co m p ut er
RS -232C
Pat t ern Generat o r
LGE Internal Use Only