42LN5200 (CHASSIS:LT36M) - LG TV Service Manual (repair manual). Page 10

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* 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"
(4) Updating is staring.
(5)  After updating is complete, The TV will restart automatically.
(6)  If TV turns on, check your updated version and Tool option. 
(refer to the next page about tool option)
*  If  downloading  version  is  higher  than  your TV  have, TV 
can  lost  all  channel  data.  In  this  case,  you  have  to 
channel recover. If all channel data is cleared, you didn't 
have a DTV/ATV test on production line.
*  After  downloading,  have  to  adjust  Tool 
Option again.
(1) Push "IN-START" key in service remote controller.
(2) Select "Tool Option 1" and Push "OK" button.
(3) Punch in the number. (Each model has their number.)
(4) Completed selecting Tool option.
Model
Module
Tool 
option1
Tool 
option2
Tool 
option3
Tool 
option4
Tool 
option5
Tool 
option6
42LN5200-DA
LGD
103
460
16281
13584
8196
1297
* RS-232C Connection Method
Connection :  PCBA  (USB  Port)  ->  USB  to  Serial  Adapter 
(UC-232A) -> RS-232C cable -> PC(RS-232C port) 
▪ Product name of USB to Serial Adapter is UC-232A.
 Caution:  LT36* chassis support only UC-232A driver. (only use 
this one. )  
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