LG 47LD455B, Service Manual

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LGE Internal Use Only Copyright © 2011 LG Electronics. Inc. All right reserved.
Only for training and service purposes - 8 -
ADJUSTMENT INSTRUCTION
1. Application Range
This specification sheet is applied to all of the LCD TV with
LC01W chassis.
2. Designation
1) The adjustment is according to the order which is
designated and which must be followed, according to the
plan which can be changed only on agreeing.
2) Power Adjustment: Free Voltage
3) Magnetic Field Condition: Nil.
4) Input signal Unit: Product Specification Standard
5) Reserve after operation: Above 5 Minutes (Heat Run)
Temperature : at 25 ºC ± 5 ºC
Relative humidity : 65 % ± 10 %
Input voltage : 220 V, 60 Hz
6) Adjustment equipments: Color Analyzer (CA-210 or CA-
110), Pattern Generator(MSPG-925L or Equivalent), DDC
Adjustment Jig equipment, Service remote control.
7) Push the “IN STOP” key - For memory initialization.
3. Main PCB check process
* APC - After Manual-Insert, executing APC
* Boot file Download
1) Execute ISP program “Mstar ISP Utility” and then click
“Config” tab.
2) Set as below, and then click “Auto Detect” and check “OK”
message.
If “Error” is displayed, check connection between computer,
jig, and set.
3) Click “Read” tab, and then load download file(XXXX.bin) by
clicking “Read”.
4) Click “Connect” tab. If “Can’t” is displayed, check connection
between computer, jig, and set.
5) Click “Auto” tab and set as below.
6) Click “Run”.
7) After downloading, check “OK” message.
* USB DOWNLOAD(*.epk file download)
1) Put the USB Stick to the USB socket.
2) Automatically detecting update file in USB Stick.
- If version of update file in USB Stick is Lower, it didn’t
work. But version of update file is Higher, USB data is
automatically detecting.
f i l ex x x .bi n
( 7 ) .........OK
( 6)
(5)
(1)
Please Check the Speed : To use speed between
from 200KHz to 400KHz
(2)
filexxx.bin
(3) (4)
Case1 : Software version up
1. After downloading S/W by USB, TV set will reboot
automatically.
2. Push “In-stop” key.
3. Push “Power on” key.
4. Function inspection
5. After function inspection, Push “I n-stop” key.
Case2 : Function check at the assembly line
1. When TV set is entering on the assembly line, Push
“In-stop” key at first.
2. Push “Power on” key for turning it on.
-> If you push “Power on” key, TV set will recover
channel information by itself.
3. After function inspection, Push “In-stop” key.