DOWNLOAD LG 47LM6200 (CHASSIS:LA22E) Service Manual ↓ Size: 25.48 MB | Pages: 127 in PDF or view online for FREE

Model
47LM6200 (CHASSIS:LA22E)
Pages
127
Size
25.48 MB
Type
PDF
Document
Service Manual
Brand
Device
TV / LCD
File
47lm6200-chassis-la22e.pdf
Date

LG 47LM6200 (CHASSIS:LA22E) Service Manual ▷ View online

- 10 -
ADJUSTMENT INSTRUCTION
1. Application Range
This spec. sheet applies to LA22E Chassis applied LCD TV all 
models manufactured in TV factory.
2. Specification
(1)  Because this is not a hot chassis, it is not necessary to use 
an  isolation  transformer.  However,  the  use  of  isolation 
transformer will help protect test instrument.
(2) Adjustment must be done in the correct order. 
(3)  The adjustment must be performed in the circumstance of 
25 ±5 °C of temperature and 65±10% of relative humidity if 
there is no specific designation.
(4)  The  input  voltage  of  the  receiver  must  keep  100~240V, 
50/60Hz.
(5)  The receiver must be operated for about 5 minutes prior to 
the adjustment when module is in the circumstance of over 
15 °C
      In case of keeping module is in the circumstance of 0°C, it 
should be placed in the circumstance of above 15°C for 2 
hours
      In case of keeping module is in the circumstance of below 
-20°C,  it  should  be  placed  in  the  circumstance  of  above 
15°C for 3 hours.  
[Caution] 
When  still  image  is  displayed  for  a  period  of  20  minutes  or 
longer (especially where W/B scale is strong.
Digital  pattern  13ch  and/or  Cross  hatch  pattern  09ch),  there 
can some afterimage in the black level area
3. Adjustment items
3.1. Main PCBA Adjustments
(1) ADC adjustment: Component 480i, 1080p / RGB-PC 1080p
(2) EDID downloads for HDMI and RGB-PC
3.2. Final assembly adjustment
(1) White Balance adjustment
(2) RS-232C functionality check
(3) Factory Option setting per destination
(4) Shipment mode setting (IN-STOP)
(5) GND and HI-POT test
3.3. Appendix
(1) Tool option menu, USB Download (S/W Update, Option and 
Service only)
(2) Manual adjustment for ADC calibration and White balance.
(3) Shipment conditions, Channel pre-set
4. MAIN PCBA Adjustments
4.1. ADC Calibration 
- An ADC  calibration  is  not  necessary  because  MAIN  SoC 
(LGE35230) is already calibrated from IC Maker
- If it needs to adjust manually, refer to appendix.
4.2.  MAC Address,  ESN  Key  and  Widevine 
Key download 
4.2.1. Equipment & Condition
1) Play file: keydownload.exe
4.2.2. Communication Port connection
1) Key Write: Com 1,2,3,4 and 115200 (Baudrate)
2) Barcode: Com 1,2,3,4 and 9600 (Baudrate)
4.2.3. Download process
1) Select the download items.
2) Mode check: Online Only
3) Check the test process
-  US,  Canada  models:  DETECT  ->  MAC_WRITE  -> 
WIDEVINE_WRITE
-  Korea,  Mexico  models:  DETECT  ->  MAC_WRITE  -> 
WIDEVINE_WRITE
4) Play : START
5) Check of result: Ready, Test, OK or NG
4.2.4. Communication Port connection
1)  Connect:  PCBA  Jig  ->  RS-232C  Port  ==  PC  ->  RS-232C 
Port
- 11 -
4.2.5. Download
1)  US,  Canada,  Mexico  models  (11Y  LCD  TV  +  MAC  + 
Widevine + ESN Key)
2)  Korea  and  Philippine  models  (11Y  LCD  TV  +  MAC  + 
Widevine Only)
4.2.6. Inspection
- In INSTART menu, check these keys.
4.3. LAN PORT INSPECTION(PING TEST)
4.3.1. Equipment setting
1) Play the LAN Port Test PROGRAM.
2) Input IP set up for an inspection to Test 
    Program.
    *IP Number : 12.12.2.2.
4.3.2. LAN PORT inspection  (PING TEST)
1) Play the LAN Port Test Program.
2) connect each other LAN Port Jack.
3) Play Test (F9) button and confirm OK Message.
4) remove LAN CABLE
- 12 -
4.4. EDID Download
4.4.1. Overview
-  It is a VESA regulation. A PC or a MNT will display an optimal 
resolution through information sharing without any necessity  
of user input. It is a realization of “Plug and Play”.  
4.4.2. Equipment
(1)  Since EDID data is embedded, EDID download JIG, HDMI 
cable and D-sub cable are not need.
(2) Adjust by using remote controller.
4.4.3. Download method
(1) Press Adj. key on the Adj. R/C,
(2) Select EDID D/L menu.
(3) By pressing Enter key, EDID download will begin
(4)  If Download is successful, OK is display, but If Download is 
failure, NG is displayed.
(5) If Download is failure, Re-try downloads.
Caution:  When  EDID  Download,  must  remove  RGB/HDMI 
Cable.
4.4.4. EDID DATA
4.4.4.1. 2D PCM(US) _ XvYcc : 0n
▪Reference
- HDMI1 ~ HDMI4 / RGB 
-  In the data of EDID, bellows may be different by S/W or Input 
mode. 
 Product ID
HEX
EDID Table
DDC Function
0001
0100
Analog
0001
0100
Digital
 Serial No:  Controlled on production line.
 Month, Year: Controlled on production line: 
     ex)  Monthly : ‘01’  ->  ‘01’ 
   
Year    : ‘2012’ ->  ‘16’
 Model Name(Hex): LGTV
Chassis
MODEL NAME(HEX)
LA22E
00 00 00 FC 00 4C 47 20 54 56 0A 20 20 20 20 20 20 20 
 Checksum(LG TV): Changeable by total EDID data.
1
2
3
HDMI1
43
F2
X
HDMI2
43
E2
X
HDMI3
43
D2
X
HDMI4
43
C2
X
RGB
X
X
5C
ⓕ 
Vendor Specific(HDMI)
INPUT
MODEL NAME(HEX)
HDMI1
67 03 0C 00 10 00 80 2D
HDMI2
67 03 0C 00 20 00 80 2D
HDMI3
67 03 0C 00 30 00 80 2D
HDMI4
67 03 0C 00 40 00 80 2D
4.4.4.2. 3D PCM(US) _ XvYcc : 0n
 Product ID
HEX
EDID Table
DDC Function
0001
0100
Analog
0001
0100
Digital
 Serial No:  Controlled on production line.
 Month, Year: Controlled on production line: 
     ex)  Monthly : ‘01’  ->  ‘01’ 
   
Year    : ‘2012’ ->  ‘16’
 Model Name(Hex): LGTV
Chassis
MODEL NAME(HEX)
LA22E
00 00 00 FC 00 4C 47 20 54 56 0A 20 20 20 20 20 20 20  
 Checksum(LG TV): Changeable by total EDID data.
1
2
3
HDMI1
43
64
X
HDMI2
43
54
X
HDMI3
43
44
X
HDMI4
43
34
X
RGB
X
X
5C
- 13 -
ⓕ 
Vendor Specific(HDMI)
INPUT
MODEL NAME(HEX)
HDMI1 78 03 0C 00 10 00 80 2D 20 C0 0E 01 4F 00 FE 
08 10 06 10 18 10 28 10 38 10
HDMI2 78 03 0C 00 20 00 80 2D 20 C0 0E 01 4F 00 FE 
08 10 06 10 18 10 28 10 38 10
HDMI3 78 03 0C 00 30 00 80 2D 20 C0 0E 01 4F 00 FE 
08 10 06 10 18 10 28 10 38 10
HDMI4 78 03 0C 00 40 00 80 2D 20 C0 0E 01 4F 00 FE 
08 10 06 10 18 10 28 10 38 10
4.4.4.3. 3D PCM(US) _ XvYcc : 0ff
▪Reference
- HDMI1 ~ HDMI4 / RGB 
-  In the data of EDID, bellows may be different by S/W or Input 
mode. 
 Product ID
HEX
EDID Table
DDC Function
0001
0100
Analog
0001
0100
Digital
 Serial No:  Controlled on production line.
 Month, Year: Controlled on production line: 
     ex)  Monthly : ‘01’  ->  ‘01’ 
   
Year    : ‘2012’ ->  ‘16’
 Model Name(Hex): LGTV
Chassis
MODEL NAME(HEX)
LA22E
00 00 00 FC 00 4C 47 20 54 56 0A 20 20 20 20 20 20 20   
 Checksum(LG TV): Changeable by total EDID data.
1
2
3
HDMI1
43
B5
X
HDMI2
43
A5
X
HDMI3
43
95
X
HDMI4
43
85
X
RGB
X
X
5C
ⓕ 
Vendor Specific(HDMI)
INPUT
MODEL NAME(HEX)
HDMI1
67 03 0C 00 10 00 80 2D
HDMI2
67 03 0C 00 20 00 80 2D
HDMI3
67 03 0C 00 30 00 80 2D
HDMI4
67 03 0C 00 40 00 80 2D
4.4.4.4. 3D PCM(US) _XvYcc : off
 Product ID
HEX
EDID Table
DDC Function
0001
0100
Analog
0001
0100
Digital
 Serial No:  Controlled on production line.
 Month, Year: Controlled on production line: 
     ex)  Monthly : ‘01’  ->  ‘01’ 
   
Year    : ‘2012’ ->  ‘16’
 Model Name(Hex): LGTV
Chassis
MODEL NAME(HEX)
LA22E
00 00 00 FC 00 4C 47 20 54 56 0A 20 20 20 20 20 20 20  
 Checksum(LG TV): Changeable by total EDID data.
1
2
3
HDMI1
43
68
X
HDMI2
43
58
X
HDMI3
43
48
X
HDMI4
43
38
X
RGB
X
X
5C
ⓕ 
Vendor Specific(HDMI)
INPUT
MODEL NAME(HEX)
HDMI1 78 03 0C 00 10 00 80 2D 20 C0 0E 01 4F 00 FE 
08 10 06 10 18 10 28 10 38 10
HDMI2 78 03 0C 00 20 00 80 2D 20 C0 0E 01 4F 00 FE 
08 10 06 10 18 10 28 10 38 10
HDMI3 78 03 0C 00 30 00 80 2D 20 C0 0E 01 4F 00 FE 
08 10 06 10 18 10 28 10 38 10
HDMI4 78 03 0C 00 40 00 80 2D 20 C0 0E 01 4F 00 FE 
08 10 06 10 18 10 28 10 38 10
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