LG 50PS80 Series, Руководство по обучению

Страница: 124 / 139

124
August 2009 Plasma 50PS80
Main PWB Connector P1101 Voltage and Resistance Main PWB Connector P1101 Voltage and Resistance
P1101 CONNECTOR "MAIN PWB" to J1 "Front Control PWB"
1.5V *0V 0V LED Cent 15
1.7V *0V 0V LED W 14
1.87V 0V 3.19V LED R 13
Gnd Gnd Gnd Gnd 12
0.6V 5V 0.56V +5V 11
1.25V 5V 5V STBY 5V 10
Gnd Gnd Gnd Gnd 9
2V 3.3V 3V EYEQ-SDA 8
2V 3.3V 3V EYEQ-SCL 7
Gnd Gnd Gnd Gnd 6
Gnd / Open 0V 0V/4.3V Key On *5
1.9V 3.3V 3.3V Key2 4
1.9V 3.3V 3.3V Key1 3
Gnd Gnd Gnd Gnd 2
2V 3.98V 4V IR 1
Diode Check Run STBY Label Pin
Diode Mode Readings taken with all connectors Disconnected. Black lead on Gnd. DVM in Diode Mode.
P1101
1
Stand
By 5V
This TV has a center
LED which also turns
on then goes off
after turn on.
7 & 8
Intelligent
Sensor
* Pin 5 (Power Key)
This pin is 0V when
the button is locked
“On” (In) and 5V
when locked “Off”
(Out).
*Green LEDs turn
on when TV first
turned on. Next
they get brighter,
then they go off.
For Voltages when
each Key is
pressed, see the
Key PWB section.