55LEX8-ZA (CHASSIS:LD03S) - LG TV Service Manual (repair manual). Page 9

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(2) MAC Address & CI+ key Download

- Set CI+ key path Directory at start Mac & CI Download

Program

- Com 1,2,3,4 and 115200(Baud rate)
- Port connection button click(1)
- Push the (2) MAC Address write.
- At success Download, check the OK(3)
- Start CI+ Download, Push the (4)
- Check the OK(5)

- When Complete MAC & CI+ key Download, find under

the picture.

(3) Check the method of CI+ key value

1) Check the method on Instart menu.
2) Check the method of RS232C Command.

a) into the main ass’y mode (RS232 : aa 00 00)

b) check the key download for transmitted command

(RS232 : ci 00 10)

c) result value

- normally status for download : OKx
- abnormally status for download : NGx

(4) Check the method of CI+ Key value (RS232)

1) into the main ass’y mode (RS232 : aa 00 00)

2) Check the method of CI+ key by command (RS232: ci

00 20)

3) Result value

i 01 OK 1d1852d21c1ed5dcx

(1) Equipment & Condition

- Each other connection to LAN Port of IP Hub and Jig

(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.

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

CMD 1

CMD 2

Data 0

A

A

0

0 

CMD 1

CMD 2

Data 0

C

I

1

0 

CMD 1

CMD 2

Data 0

A

A

0

0 

CMD 1

CMD 2

Data 0

C

I

2

0 

CI+ key Value

SET

PC