Read Panasonic FP-7742 / FP-7750 Service Manual online
3-5
PCB Connector and
Signal Information
(CN5)
Pin
Signal
Destination
Status
Function
No.
Name
11 GND
Paper feed
0V
Ground
cover sensor
CN-3
CN-3
12 GND
Bypass paper
0V
Ground
detecting sensor
CN-3
CN-3
13 VL
Registration roller
DC+5V power supply
paper pass sensor
(rear) CN-1
(rear) CN-1
14 VL
Registration roller
DC+5V power supply
paper pass sensor
(front) CN-1
(front) CN-1
15 RRSN2
Registration roller
Paper detecting signal
paper pass sensor
(rear) CN-2
(rear) CN-2
16 RRSN
Registration roller
Paper detecting signal
paper pass sensor
(front) CN-2
(front) CN-2
17 GND
Registration roller
0V
Ground
paper pass sensor
(rear) CN-3
(rear) CN-3
18 GND
Registration roller
0V
Ground
paper pass sensor
(front) CN-3
(front) CN-3
(CN5)
Pin
Signal
Destination
Status
Function
No.
Name
1 VP
Bypass paper
DC+24V power supply
feed clutch CN-1
2 HFCR
Bypass paper
Clutch ON/OFF signal
feed clutch CN-2
3 VP
Bypass
DC+24V power supply
registration roller
clutch CN-1
4 RRCR
Bypass
Clutch ON/OFF signal
registration roller
clutch CN-2
clutch CN-2
5 VP
Bypass paper
DC+24V power supply
feed solenoid
CN-1
6 HFSOL
Bypass paper
Solenoid ON/OFF signal
feed solenoid
CN-2
CN-2
7 VL
Paper feed
DC+5V power supply
cover sensor
CN-1
CN-1
8 VL
Bypass paper
DC+5V power supply
detecting sensor
CN-1
9 QDOSN
Paper feed
Cover open/close
cover sensor
detecting signal
CN-2
10 HPESN
Bypass paper
Paper detecting signal
detecting sensor
CN-2
CN-2
5V
Detect
5V
Detect
0V
5V
0V
5V
0V
24V
0V
24V
5V
Detect
Close
5V
Open
0V
5V
0V
5V
0V
24V
ON
ON
ON
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