47LV5500-DD (CHASSIS:LT12E) - LG TV Service Manual (repair manual). Page 18

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4.2. PING Test(LAN Operating Test) 
4.2.1. Check PCBA 
1) Connect LAN to PCBA& Power On. 
2) Push ADJ key on Adjust remote-controller.  
3) Enter “13. ACAP PING TEST” & check Network. 
4.2.2. Check Set 
1) Connect TV-Set & PC with Cross LAN cable.(PC IP :
12.12.2.3) 
2) Execute  “PINT Test program”, Check setting data of
program. (TV-Set IP : 12.12.2.2) 
3) Push Power Only key on Adjust remote-controlle. 
4) Click “RUN”, Check “OK” or  “NG”  
4.3. Main S/W program download    
4.3.1. Using the Memory Stick 
** USB DOWNLOAD : Service Mode 
1) Insert the USB memory Stick to the USB port.  
2) Automatically detect the SW Version. 
-> S/W download process is executed automatically. 
3) Show the message “Copy the file from the Memory” 
4) After Finished the Download, Automatically DC Off ->
On  
5) If the TV IS Turn On, Check the updated SW Version
and Tool Option. 
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