Service manual

150
SEP 2006
Ver. 1.1
DP-8020E/8020P/8016P
CN709
CN707-24 MGND CST2 PCB
CN771-12
Ground
CN707-25 +24VM CST2 PCB
CN770-15
+24 VDC Power Supply
CN707-26 MGND CST2 PCB
CN770-16
Ground
SPC PCB
Pin No.
Signal Name Destination Signal Waveform Function
CN709-1 PCHK1 No Paper Sensor
-1
1st Paper Tray Paper
Detection Signal
CN709-2 GND No Paper Sensor
-2
Ground
CN709-3 LDPSEN No Paper Sensor
-3
Photo Sensor DC Drive
Voltage
CN709-4 UPLIMIT Upper Limit
Sensor
-1
1st Paper Tray Paper Level
Signal
CN709-5 GND Upper Limit
Sensor
-2
Ground
CN709-6 LDUPLSEN Upper Limit
Sensor
-3
Photo Sensor DC Drive
Voltage
CN709-7 CASET 1st Tray
Detection Sensor
-1
Paper Tray Detection Signal
(1st Feeder)
CN709-8 GND 1st Tray
Detection Sensor
-2
Ground
SPC PCB
Pin No.
Signal Name Destination Signal Waveform Function
0V
+24
V
0V
+5V
0V
0V
+1.2V
+5V
0V
0V
+1.2V
+5V
0V
0V