Read LG 42LM3400 (CHASSIS:LT21C) Service Manual online
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3.2.3. LAN Inspection
3.2.3.1. Equipment & Condition
▪ Each other connection to LAN Port of IP Hub and Jig
3.2.3.2. 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.
3.2.4. LAN PORT INSPECTION(PING TEST)
3.2.4.1. 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
3.2.4.2. 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
3.2.5. Model name & Serial number Download
3.2.5.1. Model name & Serial number D/L
■ Press “Power on” key of service remocon.(Baud rate :
115200 bps)
■ Connect RS232C/USB cable to Side USB Jack.
■ Write Serial number by use RS-232C to Side USB.
■ Must check the serial number at Instart menu.
3.2.5.2. Method & notice
(1) Serial number D/L is using of scan equipment.
(2) Setting of scan equipment operated by Manufacturing
Technology Group.
(3) Serial number D/L must be conformed when it is produced
in production line, because serial number D/L is mandatory
by D-book 4.0
※
Manual Download (Model Name and Serial Number)
If the TV set is downloaded By OTA or Service man,
Sometimes model name or serial number is initialized.
(Not always) It is impossible to download by bar code scan, so
It need Manual download.
▪ Press the ‘instart’ key of ADJ remote controller.
▪ Go to the menu ‘6.Model Number D/L’ like below photo.
▪ Input the Factory model name(ex 42LD450-TA) or Serial
number like photo
▪ Check the model name Instart menu -> Factory name
displayed (ex 42LE7500-TA)
▪ Check the Diagnostics (DTV country only) -> Buyer model
displayed (ex 42LE7500-TA)
=> Caution : Not to push the INSTOP KEY after completion if
the function inspection.
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