42LV375H-ZA (CHASSIS:LD03X) - 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)
- Click “Port connection” button(1).

- Click “Load” button(2) for MAC Address write.
- Click “MAC Address write” button(3)
- Check the OK Or NG.

(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 Installation Menu

- “In-start” key input -> “menu” key input -> Installation

Menu

- Network Setup -> Network Setting --> Press “Enter” ->

IP Auto Setting -> OK

A

setting automatic IP

A

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

(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.

(1) Model name & Serial number D/L

A

Press “Power on” key of service remote control.
(Baud rate : 115200 bps)

A

Connect RS232 Signal Cable to RS-232 Jack.

A

Write Serial number by use RS-232.

A

Must check the serial number at Instart menu. 

(2) Method & notice

A. Serial number D/L is using of scan equipment.
B. Setting of scan equipment operated by Manufacturing

Technology Group.

C.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)
There is impossible to download by bar code scan, so It
need Manual download.
a. Press the ‘Instart’ key of Adjustment remote control.
b. Go to the menu ‘5.Model Number D/L’ like below photo.
c. Input the Factory model name(ex 42LD450-ZA) or Serial

number like photo.

d. Check the model name Instart menu. -> Factory name

displayed. (ex 42LE7500-ZA)

e. Check the Diagnostics. (DTV country only) -> Buyer

model displayed. (ex 42LE7500-ZA)

Commercial MENU

SET

PC