Service manual

177
SEP 2006
Ver. 1.1
DP-8020E/8020P/8016P
CN777
CN778
CST2 PCB
Pin No.
Signal Name Destination Signal Waveform Function
CN777-1 nCST2 2nd Tray
Detection Sensor
-1
2nd Paper Tray Detection
Signal
CN777-2 GND 2nd Tray
Detection Sensor
-2
Ground
CN777-3 LDCST2 2nd Tray
Detection Sensor
-3
Photo Sensor DC Drive
Voltage
CST2 PCB
Pin No.
Signal Name Destination Signal Waveform Function
CN778-1 JAMDOR2 Jam Cover Open
Sensor
-1
2nd Paper Tray Jam Access
Cover Open Detection
Signal
CN778-2 GND Jam Cover Open
Sensor
-2
Ground
CN778-3 LDJAM2 Jam Cover Open
Sensor
-3
Photo Sensor DC Drive
Voltage
+5V
0V
0V
+1.2V
+5V
0V
OPEN
0V
+1.2V