Service manual

154
SEP 2006
Ver. 1.1
DP-8020E/8020P/8016P
CN720-8 GND Toner Density
Sensor
-4
Ground
CN720-12 GND Waste Toner
Sensor
-1
Ground
CN720-13 nWTBSEN Waste Toner
Sensor
-2
Toner Waste Container
Detection Sensor Signal
CN720-14 nTFSEN Waste Toner
Sensor
-3
Toner Waste Sensor
CN720-15 LDWTB Waste Toner
Sensor
-4
Photo Sensor DC Drive
Voltage
CN720-16 LDTF Waste Toner
Sensor
-5
Photo Sensor DC Drive
Voltage
CN720-17 +5v Humidity Sensor
-1
+5 VDC Power Supply
CN720-18 HUMISN Humidity Sensor
-2
Temp Humidity Sensor
Signal
CN720-19 GND Humidity Sensor
-3
Ground
CN720-20 TEMPSN Humidity Sensor
-4
Temp Humidity Sensor
Signal
CN720-21 +24VM Total Counter
-1
+24 VDC Power Supply
CN720-22 nCTCNT Total Counter
-2
Counter Drive Signal
SPC PCB
Pin No.
Signal Name Destination Signal Waveform Function
0V
0V
+5V
0V
+5V
0V
+1.2V
+1.5V
0V
+5
V
5V
0V
0V
5V
0V
+24
V
+24V
0V