Panasonic DP-1820P Service Manual page 280

SPC PCB
Signal Name
Pin No.
CN720-8 GND
CN720-12 GND
CN720-13 nWTBSEN
CN720-14 nTFSEN
CN720-15 LDWTB
CN720-16 LDTF
CN720-17 +5v
CN720-18 HUMISN
CN720-19 GND
CN720-20 TEMPSN
CN720-21 +24VM
CN720-22 nCTCNT
Ver. 1.2
Destination
Toner Density
Sensor
-4
Waste Toner
Sensor
-1
Waste Toner
Sensor
-2
Waste Toner
Sensor
-3
Waste Toner
Sensor
-4
Waste Toner
Sensor
-5
Humidity Sensor
-1
Humidity Sensor
-2
Humidity Sensor
-3
Humidity Sensor
-4
Total Counter
-1
Total Counter
-2
Signal Waveform
0V
0V
+5V
0V
+5V
0V
+1.2V
+1.5V
0V
+5V
5V
0V
0V
5V
0V
+24V
+24V
0V
280
DP-1520P/1820P/1820E
Function
Ground
Ground
Toner Waste Container
Detection Sensor Signal
Toner Waste Sensor
Photo Sensor DC Drive
Voltage
Photo Sensor DC Drive
Voltage
+5 VDC Power Supply
Temp Humidity Sensor
Signal
Ground
Temp Humidity Sensor
Signal
+24 VDC Power Supply
Counter Drive Signal
SEP 2004