Panasonic UF-580 Service Manual page 72

SC PCB
Signal Name
Pin No.
CN58-4 N.C.
CN58-5 +5V
CN58-6 nESEN
CN59
SC PCB
Signal Name
Pin No.
CN59-1 nPCHK1
CN59-2 LDSP1
CN59-3 GND
CN59-4 TONER
CN59-5 +5V
CN66 (Except UF-580/780)
SC PCB
Signal Name
Pin No.
CN66-1 +24VM
CN66-2 GND
Destination
SNS4 PCB
CN87-5
SNS4 PCB
+5V(H)
CN87-6
0V(L)
Destination
SNS3 PCB
+5V(H)
CN83-1
0V(L)
SNS3 PCB
CN83-2
SNS3 PCB
CN83-3
SNS3 PCB
CN83-4
SNS3 PCB
CN83-5
Destination
CST2 PCB
CN70-1
CST2 PCB
CN70-2
Signal Waveform
Signal Waveform
Approx. +1 VDC
Approx. +2 VDC
Signal Waveform
+24V
72
Function
+5 VDC Power Supply
+5V
Paper Exit Sensor Detection
Signal
L: Detect
Function
No Paper Sensor Detection
Signal
H: No Paper
No Paper Sensor LED Drive
Current
Ground
0V
Remaining Toner Level
Signal
+5 VDC Power Supply
+5V
Function
+24 VDC Power Supply
Ground
0V