42LE8500 (CHASSIS:LB03E) - LG TV Service Manual (repair manual). Page 8

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2) MAC Address Download
- Com 1,2,3,4 and 115200(Baud rate)
- Port connection button click(1)
- Load button click(2) for MAC Address write.
- Start MAC Address write button(3)
- Check the OK Or NG 
3.3. LAN
(1) Equipment & Condition
A
Each other connection to LAN Port of IP Hub and Jig
(2) LAN inspection solution
A
LAN Port connection with PCB
A
Network setting at MENU Mode of TV
A
setting automatic IP
A
Setting state confirmation
-> If automatic setting is finished, you confirm IP and
MAC Address.
3.4. LAN PORT INSPECTION(PING TEST)
Connect SET -> LAN port == PC -> LAN Port
(1) Equipment setting
1) Play the LAN Port Test PROGRAM.
2) Input IP set up for an inspection to Test 
Program.
*IP Number : 12.12.2.2
(2) LAN PORT inspection  (PING TEST)
1) Play the LAN Port Test Program.
2) Connect each other LAN Port Jack.
3) Play Test (F9) button and confirm OK Message.
4) Remove LAN CABLE
SET
PC
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