42PT351-TE (CHASSIS:PA11K) - LG TV Service Manual (repair manual). Page 13

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(2) check the method of RS232C Command 
1) into the main ass
’y mode (RS232 : aa 00 00)
2) check  the  key  download  for  transmitted  command
(RS232 : ci 00 10)
3) result value
- normally status for download : OKx
- abnormally status for download : NGx
12-3. Check the method of CI+ Key value
(RS232)
(1) into the main ass
’y mode (RS232 : aa 00 00)
(2) Check the mothed of CI+ key by command 
(RS232 : ci 00 20)
((3) result value
13. SW Download Guide
.
※ Put a *.bin to USB Stick and Turn on TV
(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”
(4)  Updating is staring. 
(5)0  Updating Completed, The TV will restart automatically.
After  turn  on  TV,  Please  press 
‘IN-STOP’button  on  ADJ
Remote-control.
※ IF  you  don’t  have  ADJ  R/C,  enter ‘Factory  Reset’in
OPTION MENU.
(6) When  TV  turn  on,  check  the  Updated  version  on
Diagnostics MENU.
CMD 1
CMD 2
Data 0
C
1
2        0
CMD 1
CMD 2
Data 0
A
A
0         0
CMD 1
CMD 2
Data 0
C
1
1        0
CMD 1
CMD 2
Data 0
A
A
0         0
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