LG 50PZ750 - Page 7

5. LAN PORT + ESN INSPECTION
5-1. Equipment & Condition
- Each other connection to LAN Port of IP Hub and Jig
5-2. MAC Address & ESN Key & widevine
Key confirmation
MAC Address & ESN Key & widevine Key confirmation
MAC Address : All Models
widevine Key : All Models
ESN Key D/L : Except Mexico/Canada Models
- Push “IN-START” Key in service remote controller.
5-3. LAN PORT INSPECTION(PING TEST)
- 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.
- remove LAN CABLE
6. ADC adjustment
6-1. Overview
ADC adjustment is needed to find the optimum black level and
gain in Analog-to-Digital device and to compensate RGB
deviation.
6-2. Equipment & Condition
(1) Jig (RS-232C protocol)
(2). Internal pattern is used. No external signal is needed.
6-3. Adjustment
(1) Adj. protocol
(2) Check adjust device
Pattern Generator : (MSPG-925FA)
Adjust 480i Comp1
(MSPG-925FA:model :209 , pattern :65)
Adjust 1080p Comp1
(MSPG-925FA:model :225 , pattern :65)
Adjust RGB (MSPG-925FA:model :225 , pattern :65)
The PU02A have not ECHO.
7. EDID(The Extended Display
Identification Data) / DDC(Display
Data Channel) download
7-1. 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°±.
7-2. Equipment
- Adj. R/C
- Since embedded EDID data is used, EDID download jig,
HDMI cable and D-sub cable are not need.
7-3. Download method
(1) Press Adj. key On the Adj. R/C, press Adj. key then select
EDID D/L. By pressing Enter key, EDID download will
begin.
(2) If Download is successful, OK is displayed.
(3) If Download is a failure, NG is displayed.
(4) Re-try download
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Only for training and service purposes