Service manual

155
SEP 2006
Ver. 1.1
DP-8020E/8020P/8016P
CN721
CN722
SPC PCB
Pin No.
Signal Name Destination Signal Waveform Function
CN721-1 THERM1 Thermistor
-1
Thermistor Output Signal
CN721-2 THERM2 Thermistor
-2
Ground
CN721-3 nHEXSEN Paper Exit
Sensor
-1
Paper Exit Sensor Signal
CN721-4 GND Paper Exit
Sensor
-2
Ground
CN721-5 LDHEX Paper Exit
Sensor
-3
Photo Sensor DC Drive
Voltage
CN721-10 +24VFL Exit Fan
-1
+20 / +24 VDC Power
Supply
CN721-11 nFNRDT Exit Fan
-2
Fan Ready Signal
CN721-12 MGND Exit Fan
-3
Ground
SPC PCB
Pin No.
Signal Name Destination Signal Waveform Function
CN722-1 +24VM Toner Bottle
Motor
-1
+24 VDC Power Supply
CN722-2 BMCNT Toner Bottle
Motor
-2
Toner Bottle Motor Control
Signal
CN722-3 +24VM Toner Motor
-1
+24 VDC Power Supply
5V
0V
0V
+5V
0V
0V
+1.2V
+24
V
+5V
0V
0V
+24
V
+24V
0V
ON
+24
V