Panasonic DP-C405 Service Handbook page 175

EC PCB
Signal Name Destination
Pin No.
CN504-20 nOPCNEW_K K_LED
CN504-21 LDOPC_K
CN504-22 nERSLED_K K_LED
CN504-23 LD_ERS_K1 K_LED
CN504-24 LD_ERS_K2 K_LED
CN504-25 nIHCM_A
CN504-26 nIHCM_B
CN504-27 +24VM
CN504-28 +24VM
CN504-29 nIHCM_AB
CN504-30 nIHCM_BB
CN504-31 pFDOPSN
CN504-32 GND
Ver. 1.1
+5V
0V
+5V
K_LED
0V
+5V
0V
+24V
0V
+24V
0V
+24V
IH Core
Motor
0V
+24V
IH Core
Motor
0V
+24V
IH Core
Motor
0V
+24V
IH Core
Motor
0V
+24V
IH Core
Motor
0V
+24V
IH Core
Motor
0V
Front Cover
+5V
Detection
Switch 0V
Front Cover
0V
Detection
Switch
Signal Waveform
175
DP-C405/C305/C265
Function
New OPC Drum Detection
Signal K
New OPC Drum Detection
Sensor K Power Supply
Discharge LED K Activation
Signal
Discharge LED K Power
Supply 1
Discharge LED K Power
Supply 2
IH Core Motor Phase A
IH Core Motor Phase B
+24V DC Power Supply
+24V DC Power Supply
IH Core Motor Phase AB
IH Core Motor Phase BB
Open and Close Front Door
Detection
Ground
FEB 2008