Read LG 47SL85-UA (CHASSIS:LA92M) Service Manual online
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ADJUSTMENT INSTRUCTION
1. Application Range
This specification sheet is applied to all of the LCD TV with
LA92M chassis.
LA92M chassis.
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.
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
3) The adjustment must be performed in the circumstance of 25
±5ºC of temperature and 65±10% of relative humidity if there
is no specific designation.
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.
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.
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,.
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.
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. Main PCB check process
*APC - After Manual-Insert, executing APC
3.1 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”
“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.
connection between computer, jig, and set.
5. Click “Auto” tab and set as below.
6. Click “Run”.
7. After downloading, check “OK” message.
6. Click “Run”.
7. After downloading, check “OK” message.
3.2 USB DOWNLOAD(*.epk file download)
1. Put the USB Stick to the USB socket
2. Automatically detecting update file in USB Stick
- If your downloaded program version in USB Stick is Low, it
didn’t work. But your downloaded version is High, USB data is
automatically detecting
3. Show the message “Copying files from memory”
- If your downloaded program version in USB Stick is Low, it
didn’t work. But your downloaded version is High, USB data is
automatically detecting
3. Show the message “Copying files from memory”
(3)
filexxx.bin
(1)
(4)
Please Check the Speed :
To use speed between
To use speed between
from 200KHz to 400KHz
filexxx.bin
(5)
(7) .OK
(5)
(6)
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