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LGE Internal Use OnlyCopyright © LG Electronics. Inc. All rights reserved.
Only for training and service purposes
ADJUSTMENT INSTRUCTION
1. Application Range
This specification sheet is applied to all of the LED TV with
LD5GG chassis.
2. Specification
(1) Because this is not a hot chassis, it is not necessary to use
an isolation transformer. However, the use of isolation
transformer will help protect test instrument.
(2) Adjustment must be done in the correct order.
(3) The adjustment must be performed in the circumstance of
25±5℃ of temperature and 65±10% of relative humidity if
there is no specific designation.
(4) The input voltage of the receiver must keep 100~240V,
50/60Hz.
(5) The receiver must be operated for about 5 minutes prior to
the adjustment when module is in the circumstance of over
15℃
▪ In case of keeping module is in the circumstance of 0°C,
it should be placed in the circumstance of above 15°C for
2 hours.
▪ In case of keeping module is in the circumstance of below
-20°C, it should be placed in the circumstance of above
15°C for 3 hours.
* Caution : When still image is displayed for a period of 20
minutes or longer (especially where W/B scale is strong.
Digital pattern 13ch and/or Cross hatch pattern 09ch), there
can some afterimage in the black level area.
3. Adjustment items
3.1.Main PCB check process
▪ MAC Address Download
▪ CI+ Key Download
▪ Widevine key Download
▪ ESN Download
▪ HDCP(1.4/2.0) Download
Above adjustment items can be also performed in Final
Assembly if needed. Both Board-level and Final assembly
adjustment items can be check using In-Star Menu ‘1.
ADJUST CHECK’.
3.2. Final assembly adjustment
▪White Balance adjustment
▪RS-232C functionality check
▪ PING Test
▪Factory Option setting per destination
▪Ship-out mode setting (In-Stop)
3.3 Etc
▪Ship-out mode
▪Service Option Default
▪USB Download(S/W Update, Option, Service only)
▪ISP Download(Option)
4. Automatic Adjustment
4.1. MAC address D/L , CI+ key D/L ,
Widevine key D/L, ESN D/L,
HDCP14/20 D/L
▪ Connect: USB port
4.1.1. Communication Prot connection
▪ Com 1,2,3,4 and 115200(Baudrate)
Mode check: Online Only
▪ check the test process
DETECT -> MAC -> ESN -> Widevine -> CI ->
HDCP14 -> HDCP20
▪.Play : Press Enter key
▪ Result: Ready, Test, OK or NG
▪ Printer Out (MAC Address Label)
4.2. LAN Inspection
4.2.1. Equipment & Condition
▪ Each other connection to LAN Port of IP Hub and Jig
4.2.2. LAN inspection solution
▪ LAN Port connection with PCB
▪ Network setting at MENU Mode of TV
▪ Setting automatic IP
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