Read LG 47LM8600 (CHASSIS:LJ23E) Service Manual online
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3.4 Function Check
3.4.1 Check display and sound
■ Check Input and Signal items. (cf. work instructions)
(1) TV
(2) AV (CVBS)
(3) COMPONENT (480i)
(4) RGB (PC : 1024 x 768 @ 60hz)
(5) HDMI
(6) PC Audio In
* Display and Sound check is executed by Remote controller.
=> Caution : Not to push the INSTOP KEY after completion if
the function inspection.
3.5. EDID/DDC Download
3.5.1 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”.
3.5.2 Equipment
▪ Adjust remocon.
▪ Since embedded EDID data is used, EDID download JIG,
HDMI cable and D-sub cable are not need
3.5.3 Download method
1) Press Adj. key on the Adj. R/C,
2) Select EDID D/L menu.
3) By pressing Enter key, EDID download will begin
4) If Download is successful, OK is display, but If Download is
failure, NG is displayed.
5) If Download is failure, Re-try downloads.
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Caution) When EDID Download, must remove RGB/HDMI
Cable.
3.6. MAC Address, ESN Key and Widevine
Key download
3.6.1. Equipment & Condition
1) Play file: keydownload.exe
3.6.2. Communication Port connection
1) Key Write: Com 1,2,3,4 and 115200 (Baudrate)
2) Barcode: Com 1,2,3,4 and 9600 (Baudrate)
3.6.3. Download process
1) Select the download items.
2) Mode check: Online Only
3) Check the test process
- DETECT -> MAC_WRITE -> ESN_WRITE -> WIDEVINE_
WRITE
4) Play : START
5) Check of result: Ready, Test, OK or NG
3.6.4. Communication Port connection
1) Connect: PCBA Jig -> RS-232C Port == PC -> RS-232C
Port
3.7. LAN port Inspection (Ping Test)
3.7.1. 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.
3.7.2. 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
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