Panasonic DP-1820P Service Manual page 302

CN775
CST2 PCB
Signal Name
Pin No.
CN775-1 PCHK2
CN775-2 GND
CN775-3 LDPHK2
CN775-4 UPLMT2
CN775-5 GND
CN775-6 LDUPL2
CN776
CST2 PCB
Signal Name
Pin No.
CN776-1 FDPCHK2
CN776-2 GND
CN776-3 LDFPCHK2
Ver. 1.2
Destination
No Paper Sensor
-1
No Paper Sensor
-2
No Paper Sensor
-3
Upper Limit
Sensor
-1
Upper Limit
Sensor
-2
Upper Limit
Sensor
-3
Destination
Registration
Sensor
-1
Registration
Sensor
-2
Registration
Sensor
-3
Signal Waveform
+5V
0V
0V
+1.2V
+5V
0V
0V
+1.2V
Signal Waveform
+5V
0V
0V
+1.2V
302
DP-1520P/1820P/1820E
Function
2nd Paper Tray Paper
Detection Signal
Ground
Photo Sensor DC Drive
Voltage
2nd Paper Tray Paper Level
Signal
Ground
Photo Sensor DC Drive
Voltage
Function
2nd Paper Tray Paper
Registration Detection
Signal
Ground
Photo Sensor DC Drive
Voltage
SEP 2004