LG 49UF640 Series Service Manual page 13

3.3. LAN PORT INSPECTION(PING TEST)
Connect SET → LAN port == PC → LAN Port
SET PC
3.3.1. 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
3.3.2. 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.
3.4. Model name & Serial number Download
3.4.1. Model name & Serial number D/L
Press "P-ONLY" key of service remote control.
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(Baud rate : 115200 bps)
Connect RS-232C Signal to USB Cable to USB.
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Write Serial number by use USB port.
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Must check the serial number at Instart menu.
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3.5. CI+ Key checking method
(Check the Section 3.1)
Check whether the key was downloaded or not at 'In Start'
menu. (Refer to below).
=> Check the Download to CI+ Key value in LGset.
3.5.1. Check the method of CI+ Key value
(1) Check the method on Instart menu
(2) Check the method of RS232C Command
1) Into the main ass'y mode(RS232: aa 00 00)
CMD 1 CMD 2
A A
2) Check the key download for transmitted command
(RS232: ci 00 10)
CMD 1 CMD 2
C I
3) Result value
- Normally status for download : OKx
- Abnormally status for download : NGx
3.5.2. Check the method of CI+ key value(RS232)
1) Into the main ass'y mode(RS232: aa 00 00)
CMD 1 CMD 2
A A
2) Check the mothed of CI+ key by command
(RS232: ci 00 20)
CMD 1 CMD 2
C I
3) Result value
i 01 OK 1d1852d21c1ed5dcx
Data 0
0 0
Data 0
1 0
Data 0
0 0
Data 0
2 0