LG 37LH250H Service Manual page 11

3.3 PTC download by USB
a. Attach the USB Memory to TV
b. MENU > OPTION
-> press left arrow key once
-> press the key '7' for 7 times
c. Select PTC Software.
d. Select downloading file. (*.s19)
e. Downloading.
- When the downloading is completed, TV will reset itself
automatically.
- If you fail to download, retry to download with PC.
- Do not remove USB in downloading.
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Only for training and service purposes
4. Main PCB check process
* APC - After Manual-Insult, executing APC
4.1 Download
4.1.1 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 display "Error", Check connect computer, jig,
and set.
3. Click "Read" tab, and then load download file (XXXX.bin) by
clicking "Read"
(3)
filexxx.bin
4. Click "Connect" tab.
If display "Can't ", Check connect computer, jig, and set.
5. Click "Auto" tab and set as below
6. Click "Run".
7. After downloading, check "OK" message.
(5)
filexxx.bin
- 11 -
(1)
(4)
Please Check the Speed :
To use speed between
from 200KHz to 400KHz
(5)
(7) .OK
(6)
LGE Internal Use Only