LG 40LX770H Service Manual page 9

(2) Mexico models (15Y LCD TV + MAC + Widevine + ESN
Key + HDCP1.4 and HDCP2.0)
4.2.6. Inspection
- In INSTART menu, check these keys.
4.3. LAN Inspection
4.3.1. Equipment & Condition
▪ Each other connection to LAN Port of IP Hub and Jig
4.3.2. LAN inspection solution
▪ LAN Port connection with PCB
▪ Network setting at MENU Mode of TV (Installer Menu -> 119
-> 253 -> Menu)
▪ setting automatic IP
▪ Setting state confirmation
- If automatic setting is finished, you confirm IP and MAC
Address.
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Only for training and service purposes
4.4. LAN PORT INSPECTION(PING TEST)
4.4.1. 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
Connect SET → LAN port == PC → LAN Port
SET
4.4.2. 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.
4.5. Model name & Serial number Download
4.5.1. Model name & Serial number D/L
Press "Power on" key of service remote control.
▪
(Baud rate : 115200 bps)
Connect RS-232C Signal to USB Cable to USB.
▪
Write Serial number by use USB port.
▪
Must check the serial number at Instart menu.
▪
4.5.2. 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.
1) Press the "Instart" key of Adjustment remote control.
2) Go to the menu "16.Model Number D/L" like below photo.
3) Input the Factory model name or Serial number like photo.
4) Check the model name Instart menu. → Factory name
displayed.
5) Check the Diagnostics.(DTV country only) → Buyer model
displayed.
4.6. EDID Download
4.6.1 Overview
▪ It is a VESA regulation. A PC or a MNT will display an
optimal resolution through information sharing without any
necessity of user input. It is a realization of "Plug and Play".
4.6.2 Equipment
▪ Since embedded EDID data is used, EDID download JIG,
HDMI cable and D-sub cable are not need.
▪ Adjust remocon
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PC
LGE Internal Use Only