42LK530T (CHASSIS:LD11U) - LG TV Service Manual (repair manual). Page 14

Read LG 42LK530T (CHASSIS:LD11U) Service Manual online

1) FHD RGB EDID data
2) FHD HDMI EDID data
* Detail EDID Options are below.
ⓐ Product ID
ⓑ Serial No: Controlled on production line.
ⓒ Month, Year: Week : ‘01’ -> ‘01’
Year : ‘2011’ -> ‘15’ fix
ⓓ Model Name(Hex):
ⓔ Checksum: Changeable by total EDID data.
ⓕ Vendor Specific(HDMI)
5.6. Outgoing condition Configuration
When pressing “IN-STOP” key by Service remote control, Red
LED are blinked alternatively. And then Automatically turn off.
(Must not AC power OFF during blinking)
5.7. Hi-pot Test
Confirm whether is normal or not when between power
board’s ac block and GND is impacted on 1.5 kV(dc) or 2.2
kV(dc) for one second.
6. Model name & Serial number D/L
• Press “Power on” key of service remote control.
(Baud rate : 115200 bps)
• Connect RS232 Signal Cable to RS-232 Jack.
• Write Serial number by use RS-232.
• Must check the serial number at the INSTART menu.
6.1. Signal TABLE
CMD : A0h
LENGTH : 85~94h (1~16 bytes)
ADH : EEPROM Sub Address high (00~1F)
ADL : EEPROM Sub Address low (00~FF)
Data : Write data
CS : CMD + LENGTH + ADH + ADL + Data_1 +…+ Data_n
Delay : 20ms
6.2. Command Set
* Description
FOS Default write : <7mode data> write
Vtotal, V_Frequency, Sync_Polarity, Htotal, Hstart, Vstart, 0,
Phase
Data write : Model Name and Serial Number write in
EEPROM,.
6.3. Method & notice
A. Serial number D/L is using of scan equipment.
B. Setting of scan equipment operated by Manufacturing
Technology Group.
C. Serial number D/L must be conformed when it is produced
in production line, because serial number D/L is mandatory
by D-book 4.0.
- 14 -
0
1
2
3
4
5
6
7
8
9
A
B
C
D
E
F
00
00
FF
FF
FF
FF
FF
FF
00
1E
6D
a
b
10
c
01
03
68
10
09
78
0A
EE
91
A3
54
4C
99
26
20
0F
50
54
A1
08
00
81
80
61
40
45
40
31
40
01
01
30
01
01
01
01
01
01
02
3A
80
18
71
38
2D
40
58
2C
40
45
00
A0
5A
00
00
00
1E
01
1D
00
72
51
D0
1E
20
50
6E
28
55
00
A0
5A
00
00
00
1E
00
00
00
FD
00
3A
60
3E
1E
53
10
00
0A
20
20
20
20
20
20
d
70
d
00
e
80
FF
FF
FF
FF
FF
FF
FF
FF
FF
FF
FF
FF
FF
FF
FF
FF
90
FF
FF
FF
FF
FF
FF
FF
FF
FF
FF
FF
FF
FF
FF
FF
FF
A0
FF
FF
FF
FF
FF
FF
FF
FF
FF
FF
FF
FF
FF
FF
FF
FF
B0
FF
FF
FF
FF
FF
FF
FF
FF
FF
FF
FF
FF
FF
FF
FF
FF
C0
FF
FF
FF
FF
FF
FF
FF
FF
FF
FF
FF
FF
FF
FF
FF
FF
D0
FF
FF
FF
FF
FF
FF
FF
FF
FF
FF
FF
FF
FF
FF
FF
FF
E0
FF
FF
FF
FF
FF
FF
FF
FF
FF
FF
FF
FF
FF
FF
FF
FF
F0
FF
FF
FF
FF
FF
FF
FF
FF
FF
FF
FF
FF
FF
FF
FF
FF
0
1
2
3
4
5
6
7
8
9
A
B
C
D
E
F
00
00
FF
FF
FF
FF
FF
FF
00
1E
6D
a
b
10
c
01
03
80
10
09
78
0A
EE
91
A3
54
4C
99
26
20
0F
50
54
A1
08
00
71
4F
81
80
01
01
01
01
01
01
30
01
01
01
01
01
01
02
3A
80
18
71
38
2D
40
58
2C
40
45
00
A0
5A
00
00
00
1E
1B
21
50
A0
51
00
1E
30
50
48
88
35
00
A0
5A
00
00
00
1C
00
00
00
FD
00
3A
60
3E
1E
53
10
00
0A
20
20
20
20
20
20
d
70
d
01
e
80
02
03
26
F1
4E
10
1F
84
13
05
14
03
02
12
20
21
90
22
15
01
26
15
07
50
09
57
07
f
A0
f
E3
05
03
01
01
1D
80
18
71
1C
16
20
58
2C
B0
25
00
A0
5A
00
00
00
9E
01
1D
00
72
51
D0
1E
20
C0
6E
28
55
00
A0
5A
00
00
00
1E
02
3A
80
18
71
38
D0
2D
40
58
2C
45
00
A0
5A
00
00
00
1E
01
1D
00
BC
E0
52
D0
1E
20
B8
28
55
40
A0
5A
00
00
00
1E
00
00
F0
00
00
00
00
00
00
00
00
00
00
00
00
00
00
00
e
Model Name
HEX
EDID Table
DDC Function
ALL Model
0001
01 00
Analog/Digital
MODEL
MODEL NAME(HEX)
all
00 00 00 FC 00 4C 47 20 54 56 0A 20 20 20 20 20 20 20
INPUT
MODEL NAME(HEX)
HDMI1 67030C001000B82D
HDMI2 67030C002000B82D
HDMI3 67030C003000B82D
CMD 
LENGTH
ADH 
ADL 
DATA_1
. . . 
Data_n 
CS 
DELAY 
No.
Adjust mode
CMD(hex)
LENGTH(hex)
Description
1
EEPROM WRITE
A0h
84h+n
n-bytes Write(n=1~16)
Display
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