Panasonic DP-C405 Service Handbook page 174

EC PCB
Signal Name Destination
Pin No.
CN504-7 GND
nOPCNEW_
CN504-8
M
CN504-9 LDOPC_M
CN504-10 nERSLED_M M_LED
CN504-11 LD_ERS_M1 M_LED
CN504-12 LD_ERS_M2 M_LED
CN504-13 GND
CN504-14 nOPCNEW_C C_LED
CN504-15 LDOPC_C
CN504-16 nERSLED_C C_LED
CN504-17 LD_ERS_C1 C_LED
CN504-18 LD_ERS_C2 C_LED
CN504-19 GND
Ver. 1.1
0V
M_LED
+5V
M_LED
0V
+5V
M_LED
0V
+5V
0V
+24V
0V
+24V
0V
0V
C_LED
+5V
0V
+5V
C_LED
0V
+5V
0V
+24V
0V
+24V
0V
0V
K_LED
Signal Waveform
174
DP-C405/C305/C265
Function
Ground
New OPC Drum Detection
Signal M
New OPC Drum Detection
Sensor M Power Supply
Discharge LED M Activation
Signal
Discharge LED M Power
Supply 1
Discharge LED M Power
Supply 2
Ground
New OPC Drum Detection
Signal C
New OPC Drum Detection
Sensor C Power Supply
Discharge LED C Activation
Signal
Discharge LED C Power
Supply 1
Discharge LED C Power
Supply 2
Ground
FEB 2008