Service manual

151
SEP 2006
Ver. 1.1
DP-8020E/8020P/8016P
CN712
CN709-9 LDCSTSEN 1st Tray
Detection Sensor
-3
Photo Sensor DC Drive
Voltage
CN709-10 RSEN Registration
Roller Sensor
-1
Registration Sensor Signal
CN709-11 GND Registration
Roller Sensor
-2
Ground
CN709-12 LDRRSEN Registration
Roller Sensor
-3
Photo Sensor DC Drive
Voltage
SPC PCB
Pin No.
Signal Name Destination Signal Waveform Function
CN712-1 LDSSN SSN PCB
CN42-1
Photo Sensor DC Drive
Voltage
CN712-2 nA3SEN SSN PCB
CN42-2
Sheet Bypass Paper Size
Detection Signal
CN712-3 GND SSN PCB
CN42-3
Ground
CN712-4 nB4SEN SSN PCB
CN42-4
Sheet Bypass B4 Paper
Detection Signal
CN712-5 nA5SEN SSN PCB
CN42-5
Sheet Bypass Paper Size
Detection Signal
CN712-6 nPEDSEN Bypass Feed No
Paper Sensor
-1
Sheet Bypass Paper
Detection Signal
CN712-7 GND Bypass Feed No
Paper Sensor
-2
Ground
SPC PCB
Pin No.
Signal Name Destination Signal Waveform Function
+1.2V
+5V
0V
0V
+1.2V
+1.2V
+5V
0V
0V
+5V
0V
+5V
0V
+5V
0V
0V