Adjustment Instruction; Pcb Assembly Adjustment Items; Set Assembly Adjustment Items; Pcb Assembly Adjustment Method - LG 47LM6400 Service Manual

1. Application Range
This spec. sheet is applied all of the 32"/37"/42"/47"/55"/65"
LCD TV, LT22E chassis by manufacturing LG TV Plant all over
the world
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 ºC ±5 ºC of temperature and 65±10% of relative
humidity if there is no specific designation.
(4) The input voltage of the receiver must keep 100~220V,
50/60Hz
(5) Before adjustment, execute Heat-Run for 5 minutes at RF
no signal.
3. Adjustment items

3.1. PCB assembly adjustment items

(1) MAC Address, ESN Key and Wide-vine Key D/L
(2) LAN Test( Ping-Test )
(3) Main S/W program download : Using USB Memory stick
(4) Input Tool - Option
(5) Download EDID : EDID data are automatically downloaded
when adjusting the Tool Option.
(6) ADC Calibration – RGB & Component
(7) Check SW Version

3.2. SET assembly adjustment items

(1) Input Area option.
(2) Adjustment of White Balance : Auto
(3) Adjustment of White Balance : Manual
(4) Intelligent Sensor Inspection Guide
(5) LAN Inspection Guide
(6) Widevine Key Inspection Guide
(7) Model name & Serial number D/L
(8) Wi-Fi MAC Address Check
(9) Local Dimming Inspection Guide
(10) Preset CH information
(11) Internal Press Test
(12) Motion Remote controller Inspection
(13) 3D Function test
(14) Outgoing Condition Configuration
(15) Sound spec
(16) Factoring Option Data input.
Copyright © LG Electronics. Inc. All rights reserved.
Only for training and service purposes

ADJUSTMENT INSTRUCTION

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4. PCB assembly adjustment method

4.1. MAC Address, ESN Key and Wide-vine
Key Download
■ D/L Program : keydownload.exe
4.1.1. Equipment & Condition
1) Play file: keydownload.exe
2) Key Write: Com 1,2,3,4 and 115200 (Baudrate)
3) Barcode: Com 1,2,3,4 and 9600 (Baudrate)
4.1.2. Process
1) Execute "keydownload.exe" on PC
2) Select the download items.
3) Mode check: Online only
4) Check the test process
- DETECT -> MAC_WRITE -> ESN_WRITE -> WIDEVINE_
WRITE
5) Play: START
6) Check of result: Ready, Test, OK or NG
LGE Internal Use Only