47LX9500-UA (CHASSIS:LA02R) - LG TV Service Manual (repair manual). Page 12

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5. Manual Adjustments 
5.1. Download MAC address and ESN key
5.1.1 Communication Port connection 
1 Connect : PCBA Jig-> RS-232C Port== PC-> RS-232C
Port 
2 Mac Address Input
1) Equipment setting
- Play file : Serial.exe
- MAC Address edit
Srart / End MAC address input
- Communication port connection
- Com 1,2,3,4 and 115200(Baudrate)
- Port connection button click(1)
Load button click(2) for MAC Address write.
2) Start MAC Address write button(3) 
3)  Check the OK Or NG  
5.1.2 Download ESN Key
1. Input the ESN Key
• Download Model sending Key file
• input by 1 by SET so as not to be duplicated 
5.2 LAN PORT + ESN INSPECTION (Automatic IP) 
5.2.1 Equipment & Condition 
• Each other connection to LAN Port of IP Hub and Jig 
5.2.2 LAN inspection solution 
• LAN Port connection with PCB 
• Network setting at MENU Mode of TV 
• setting automatic IP 
• Setting state confirmation 
- If automatic setting is finished, you confirm IP and MAC
Address. 
5.2.3 ESN Key confirmation  
• confirm Key input Data at ESN MENU Mode 
 
PCBA
PC(RS-232C)
RS-232C Port
 
 
 
 
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