LG 42LG60 Series, Руководство по обучению, Страница: 34 / 87

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Fall 2008 LCD Training
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Fall 2008 LCD Training
CIRCUIT DeSCRIPTIONS
DvD PLAyeR
DvD PlAYER vOlTAGES
Resistance should be taken in diode mode with the connectors removed.
*Pin 2: 3.4V with DVD Player and 0V with no DVD Player.
CN401 Connector “DVD” to P904 “Main”
Pin Label Stby Run Diode Check Pin Label Stby Run Diode Check
1 nc 3.34V 3.34V 3.13V 14 nc 0V 0.7V 0.15V
2 Check 3.34V *0V 3.13V 15 nc 0V 0V Gnd
3 nc 3.34V 3.3V 3.13V 16 SPDIF 3.38V 1.8V OL
4 nc 3.34V 3.3V 2.34V 17 DVDP-MUTE 0V 0V 2.3V
5 Gnd Gnd Gnd Gnd 18 DVDP-L 0V 2.4V 1.1V
6 DVDP-Pr 0V 0.8V OL 19 Gnd 0V 0V Gnd
7 DVDP-Pb 0V 0.8V OL 20 DVDP-R 0V 2.4V 1.1V
8 DVDP-Y 0V 0.6V OL 21 nc 0V 0V OL
CN400 “DVD” to P901 “Main” CN402 “DVD” to P900 “Main”
Pin Label Stby Run Diode Check Pin Label Stby Run Diode Check
1 P12V 0V 12.3V 3.22V 1 GP101 3.4V 0V OL
2 Gnd Gnd Gnd Gnd 2 TXD1 0.7V 3.08V OL
3 P3.3V 3.4V 3.37V 0.78V 3 RXD1 0.7V 3.4V OL
4 Gnd Gnd Gnd Gnd 4 Gnd Gnd Gnd Gnd
5 Gnd Gnd Gnd Gnd
6 P5V 0V 5V 1.2V