LG 47LF7700 Service Manual ▷ View online
- 21 -
3-4. HDMI EDID Table
a) 32LF7700-ZC
00 FF FF FF FF FF FF 00 1E 6D
Product ID
ⓐ
Serial No
ⓑ
Week/Yearⓒ
01 03 80 46 27 78 2A 60 00 A3 55 4A 9B 25
0F 47 4A A1 08 00 31 40 45 40 61 40 01 01 90 40
81 80 01 01 01 01 1A 36 80 A0 70 38 1F 40 30 20
35 00 BA 88 21 00 00 1A 16 21 50 A0 51 00 1E 30
48 88 35 00 BA 88 21 00 00 1C 00 00 00 FD 00 39
3E
81 80 01 01 01 01 1A 36 80 A0 70 38 1F 40 30 20
35 00 BA 88 21 00 00 1A 16 21 50 A0 51 00 1E 30
48 88 35 00 BA 88 21 00 00 1C 00 00 00 FD 00 39
3E
1F 54 12 00 0A 20 20 20 20 20 20
Model Name
ⓓ
01
C/S
ⓔ
02 03 28 F1 50 81 02 03 06 07 15 16 12 13 04 14
05 20 22 1F 10 26 15 07 50 09 57 07 83 01 00 00
67 03 0C 00
05 20 22 1F 10 26 15 07 50 09 57 07 83 01 00 00
67 03 0C 00
Port
ⓕ
00 B8 2D 01 1D 00 80 51 D0 1C 20
40 80 35 00 BC 88 21 00 00 1E 8C 0A D0 8A 20 E0
2D 10 10 3E 96 00 13 8E 21 00 00 18 02 3A 80 18
71 38 2D 40 58 2C 45 00 06 44 21 00 00 1E 01 1D
80 18 71 1C 16 20 58 2C 25 00 C4 8E 21 00 00 9E
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
80 18 71 1C 16 20 58 2C 25 00 C4 8E 21 00 00 9E
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
C/S
ⓔ
b) 37LF7700-ZC
00 FF FF FF FF FF FF 00 1E 6D
Product ID
ⓐ
Serial No
ⓑ
Week/Yearⓒ
01 03 80 52 2E 78 2A A1 3B A3 55 4A 9B 25
10 47 4A A1 08 00 31 40 45 40 61 40 01 01 90 40
81 80 01 01 01 01 1A 36 80 A0 70 38 1F 40 30 20
35 00 33 CC
81 80 01 01 01 01 1A 36 80 A0 70 38 1F 40 30 20
35 00 33 CC
31 00 00 1A 16 21 50 A0 51 00 1E 30
48 88 35 00 33 CC 31 00 00 1C 00 00 00 FD 00 39
3E
1F 54 12 00 0A 20 20 20 20 20 20
Model Name
ⓓ
01
C/S
ⓔ
02 03 28 F1 50 81 02 03 06 07 15 16 12 13 04 14
05 20 22 1F 10 26 15 07 50 09 57 07 83 01 00 00
67 03 0C 00
05 20 22 1F 10 26 15 07 50 09 57 07 83 01 00 00
67 03 0C 00
Port
ⓕ
00 B8 2D 01 1D 00 80 51 D0 1C 20
40 80 35 00 BC 88 21 00 00 1E 8C 0A D0 8A 20 E0
2D 10 10 3E 96 00 13 8E 21 00 00 18 02 3A 80 18
71 38 2D 40 58 2C 45 00 06 44 21 00 00 1E 01 1D
80 18 71 1C 16 20 58 2C 25 00 C4 8E 21 00 00 9E
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
80 18 71 1C 16 20 58 2C 25 00 C4 8E 21 00 00 9E
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
C/S
ⓔ
c) 42LF7700-ZC
00 FF FF FF FF FF FF 00 1E 6D
Product ID
ⓐ
Serial No
ⓑ
Week/Yearⓒ
01 03 80 5D 34 78 2A 65 EB A3 55 4A 9B 24
10 47 4A A1 08 00 31 40 45 40 61 40 01 01 90 40
81 80 01 01 01 01 1A 36 80 A0 70 38 1F 40 30 20
35 00 A2 0B 32 00 00 1A 16 21 50 A0 51 00 1E 30
48 88 35 00 A2 0B 32 00 00 1C 00 00 00 FD 00 39
81 80 01 01 01 01 1A 36 80 A0 70 38 1F 40 30 20
35 00 A2 0B 32 00 00 1A 16 21 50 A0 51 00 1E 30
48 88 35 00 A2 0B 32 00 00 1C 00 00 00 FD 00 39
3E
1F 54 12 00 0A 20 20 20 20 20 20
Model Name
ⓓ
01
C/S
ⓔ
02 03 28 F1 50 81 02 03 06 07 15 16 12 13 04 14
05 20 22 1F 10 26 15 07 50 09 57 07 83 01 00 00
67 03 0C 00
05 20 22 1F 10 26 15 07 50 09 57 07 83 01 00 00
67 03 0C 00
Port
ⓕ
00 B8 2D 01 1D 00 80 51 D0 1C 20
40 80 35 00 BC 88 21 00 00 1E 8C 0A D0 8A 20 E0
2D 10 10 3E 96 00 13 8E 21 00 00 18 02 3A 80 18
71 38 2D 40 58 2C 45 00 06 44 21 00 00 1E 01 1D
80 18 71 1C 16 20 58 2C 25 00 C4 8E 21 00 00 9E
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
80 18 71 1C 16 20 58 2C 25 00 C4 8E 21 00 00 9E
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
C/S
ⓔ
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d) 47LF7700-ZC
00 FF FF FF FF FF FF 00 1E 6D
Product ID
ⓐ
Serial No
ⓑ
Week/Yearⓒ
01 03 80 68 3A 78 2A E7 2B A2 55 4A 9B 25
10 47 4A A1 08 00 31 40 45 40 61 40 01 01 90 40
81 80 01 01 01 01 1A 36 80 A0 70 38 1F 40 30 20
35 00 10 49 42 00 00 1A 16 21 50 A0 51 00 1E 30
48 88 35 00 10 49 42 00 00 1C 00 00 00 FD 00 39
81 80 01 01 01 01 1A 36 80 A0 70 38 1F 40 30 20
35 00 10 49 42 00 00 1A 16 21 50 A0 51 00 1E 30
48 88 35 00 10 49 42 00 00 1C 00 00 00 FD 00 39
3E
1F 54 12 00 0A 20 20 20 20 20 20
Model Name
ⓓ
01
C/S
ⓔ
02 03 28 F1 50 81 02 03 06 07 15 16 12 13 04 14
05 20 22 1F 10 26 15 07 50 09 57 07 83 01 00 00
67 03 0C 00
05 20 22 1F 10 26 15 07 50 09 57 07 83 01 00 00
67 03 0C 00
Port
ⓕ
00 B8 2D 01 1D 00 80 51 D0 1C 20
40 80 35 00 BC 88 21 00 00 1E 8C 0A D0 8A 20 E0
2D 10 10 3E 96 00 13 8E 21 00 00 18 02 3A 80 18
71 38 2D 40 58 2C 45 00 06 44 21 00 00 1E 01 1D
80 18 71 1C 16 20 58 2C 25 00 C4 8E 21 00 00 9E
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
80 18 71 1C 16 20 58 2C 25 00 C4 8E 21 00 00 9E
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
C/S
ⓔ
ⓐ
Product ID
MODEL NAME
PRODUCT ID
HEX
EDID Table
32LF7700 30384 76B0 B076
37LF7700 30376 76A8 A876
42LF7700 40441 9DF9 F99D
47LF7700 30374 76A6 A676
37LF7700 30376 76A8 A876
42LF7700 40441 9DF9 F99D
47LF7700 30374 76A6 A676
ⓑ
Serial No: Controlled on production line.
ⓒ
Week, Year: Controlled on production line: ex) Weekly : ‘01’ Î ‘01’, Year : ‘2009’ Î ‘13’
ⓓ
Model Name(Hex):
MODEL NAME
MODEL NAME(HEX)
32LF7700
00 00 00 FC 00 33 32 4C 46 37 37 30 30 0A 20 20 20 20
37LF7700
00 00 00 FC 00 33 37 4C 46 37 37 30 30 0A 20 20 20 20
42LF7700
00 00 00 FC 00 34 32 4C 46 37 37 30 30 0A 20 20 20 20
47LF7700
00 00 00 FC 00 34 37 4C 46 37 37 30 30 0A 20 20 20 20
ⓔ
Checksum: Changeable by total EDID data.
ⓕ
Port No. 10 : HDMI1, 20 : HDMI2, 30 : HDMI3
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TROUBLESHOOTING
1. No power
(1) Symptom
1) Doesn't minute discharge at module.
2) Non does not come in into the front LED.
3) Check Off Mode.
2) Non does not come in into the front LED.
3) Check Off Mode.
(2)
Check follow
Is connect the Line
Filter and Power
Board Cable?
Plug in power cord
Is normal the
“Fuse” on Power Board?
Connect cable.
Is connect the Power
Board and 24P of Main
Board Cable?
Replace fuse.
Connect Cable.
After remove the cable connect to
Power Board (except the SC100
connection cable), authorizes the
AC voltage marking on manual.
When ST-BY 5V does not operate,
replace Power Board.
Yes
No
Is plug in power cord?
Yes
No
No
No
Yes
Yes
[AC Connector Value]
¾
¾
32LF7700 Power B/D : SC100
¾
37/42/47LF7700 Power B/D : SC101
- 24 -
2. Protect mode
(1) Symptom
1) After once shining, it does not discharge minutely from module.
2) It is converted with the color where the front LED is red from blue.
(2)
Check follow
Is normal the Power
Board?
Is normal the each
connector?
Is output the normality
Low/High .voltage
except Stand-by 5V?
Low/High .voltage
except Stand-by 5V?
Is normal the Main
Board?
Yes
Yes
No No
No
No
Replace Power Board.
After connecting well
each connector, the
normality it operates?
each connector, the
normality it operates?
Replace Power Board.
After remove JP1
normal operation:
Replace Main Board
normal operation:
Replace Main Board
Is normal the output
voltage after remove
JP1 of Main Board?
voltage after remove
JP1 of Main Board?
No No
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