LG 32LF550B Service Manual page 13

[Caution]
* Use the proper signal cable for EDID Download
- Analog EDID : Pin3 exists
- Digital EDID : Pin3 exists
* Edid data and Model option download (RS232)
NO Item CMD 1 CMD 2
Enter download Download
A
Mode 'Mode In'
EDID data and
Model option Download A
download
No. Item
1 Manufacturer ID
2 Version
3 Revision
(1) FHD 8BIT 2D HDMI EDID DATA
0 1 2 3 4 5
0 0 ff ff ff ff ff ff
10 c 01 03 80 A0 5A 78 0A EE 91 A3 54 4C 99
20 0F 50 54 A1 08 00 31
30 01 01 01 01 01 01 66
40 36 00 40 84 63 00 00 1E 64
50 18 88 03 06 40 84 63
60 3E 1E 53 10 00 0A 20
70
80 02 03 22 F1 4E 10 1F
90 22 15 01 26 15 07 50
A0 80 1E 01 1D 80 18 71 1C 16
B0 00 00 00 9E 01 1d 00
C0 20 C2 31 00 00 1E 8C 0A D0 8A 20
D0 96 00 A0 5A 00 00 00
E0 58 2C 45 00 A0 5A 00
F0 00 00 00 00 00 00 00
(2) Detail EDID Options are below
a. Product ID
Model Name HEX
HD/FHD Model 0001
b. Serial No: Controlled on production line.
c. Month, Year: Controlled on production line:
ex) Week : '01' -> '01'
Year : '2014' -> '18' fix
d. Model Name(Hex): Refer to the ASCII Code Table.
Cf) model name in EDID data is below.
MODEL NAME
LG TV 00 00 00 FC 00 4C 47 20 54 56 0A 20 20 20 20 20 20 20 (LG TV)
e. Checksum: Changeable by total EDID data.
EDID C/S data
Block 0
Check Sum
(Hex)
Block 1
Copyright © LG Electronics. Inc. All rights reserved.
Only for training and service purposes
Data 0
When transfer the 'Mode In',
A 0 0
Carry the command.
Automatically adjustment
E 00 10
(The use of a internal pattern)
Condition Hex Data
GSM 1E6D
Digital : 1 01
Digital : 3 03
6 7 8 9 A B C D
00 1E 6D a
40 45 40 61 40 71 40
21 50 B0 51 00 1B 30
19 00 40 40 00
00 00 18 00 00 00 FD 00 3A
20 20 20 20 20
d
04 93 05 14 03 02 12
09 57 07 f
20 58 2C 25 00
72 51 D0 1E 20 6E 28
E0 2D 10
18 02 3A 80 18 71 38 2D 40
00 00 1E 00 00 00 00
00 00 00 00 00 00 00
EDID Table DDC Function
01 00 Analog/Digital
MODEL NAME(HEX)
2D HD 2D(DTS)
HDMI HDMI
74 74
5B (HDMI1) 52 (HDMI1)
4B (HDMI2) 42 (HDMI2)
5.4. 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)
5.5. GND and HI-POT Test
5.5.1. GND & HI-POT auto-check preparation
(1) Check the POWER CABLE and SIGNAL CABE insertion
condition.
(2) You can't use Tuner Ground & Tuner signal line at all
models (applied Isolator inner tuner)
5.5.2. GND & HI-POT auto-check
(1) Pallet moves in the station.(POWER CORD / AV CORD is
tightly inserted)
(2) Connect the AV JACK Tester.
(3) Controller (GWS103-4) on.
(4) GND Test (Auto)
- If Test is failed, Buzzer operates.
- If Test is passed, execute next process(Hi-pot test).
E F
(Remove A/V CORD from A/V JACK BOX)
b
(5) HI-POT test (Auto)
26
01 01
- If Test is failed, Buzzer operates.
40 70
- If Test is passed, GOOD Lamp on and move to next
26 30
process automatically.
d
5.5.3. Checkpoint
01 e
20 21
(1) Test voltage
1) 3 Poles
A0 5A
- GND: 1.5 KV/min at 100 mA
55 00
- SIGNAL: 3 KV/min at 100 mA
10 3E
2) 2 Poles
00 00
- SIGNAL: 3 KV/min at 100 mA
00 e
(2) TEST time: 1 second
(3) TEST POINT
1) 3 Poles
- GND Test = POWER CORD GND and SIGNAL
CABLE GND.
- Hi-pot Test = POWER CORD GND and LIVE &
NEUTRAL.
2) 2 Poles
- Hi-pot Test = Accessible Metal and LIVE & NEUTRAL.
(4) LEAKAGE CURRENT: At 0.5 mArms
- 13 -
LGE Internal Use Only