DOWNLOAD Panasonic FP-7742 / FP-7750 Service Manual ↓ Size: 311.58 KB | Pages: 123 in PDF or view online for FREE

Model
FP-7742 FP-7750
Pages
123
Size
311.58 KB
Type
PDF
Document
Service Manual
Brand
Device
Copying Equipment / PLAIN PAPER COPIER
File
fp-7742-fp-7750.pdf
Date
PREV: Panasonic FP-7718 / FP-7722 / FP-7728 / FP-7735 / FA-S280 / FA-A505 / FA-S575 / FA-S615 Service Manual / Other

Panasonic FP-7742 / FP-7750 Service Manual ▷ View online

3-25
PCB Connector and
Signal Information
(CN609)
Pin
Signal
Destination
Status
Function
No.
Name
1 Vp
Paper feed
DC+24V power supply
clutch CN-1
(Lower stage)
2 Vp
Paper feed
DC+24V power supply
solenoid CN-1
(Lower stage)
3 PPCR
Paper feed
Clutch ON/OFF signal
clutch CN-2
(Lower stage)
4 PUSOL
Paper feed
Solenoid ON/OFF signal
solenoid CN-2
(Lower stage)
5 VL
Paper level
DC+5V power supply
sensor CN-1
(Lower stage)
6 VL
Paper pass
DC+5V power supply
sensor CN-1
(Lower stage)
7 PEWSN2 Paper level
Paper level detecting
sensor CN-2
signal
(Lower stage)
0V
24V
ON
24V
0V
0V
5V
ON
5V
0V
(CN605)
Not used
(CN608)
Not used
(CN604)
Pin
Signal
Destination
Status
Function
No.
Name
1 LUM2-1
Lift motor CN-1
Motor rotation control
(Lower stage)
signal (lift up)
2 LUM2-2
Lift motor CN-2
Motor rotation control
(Lower stage)
signal (lift down)
0V
24V
ON
24V
0V
(CN603)
(When ADU is not installed)
Pin
Signal
Destination
Status
Function
No.
Name
1 LUM1-1
Lift motor CN-1
Motor rotation control
(Upper stage)
signal (lift up)
2 LUM1-2
Lift motor CN-2
Motor rotation control
(Upper stage)
signal (lift down)
0V
24V
ON
24V
0V
(CN602)
Not used
3-26
(CN610)
(When ADU is not installed)
Pin
Signal
Destination
Status
Function
No.
Name
1 Vp
Paper feed
DC+24V power supply
clutch CN-1
(Upper stage)
2 Vp
Paper feed
DC+24V power supply
solenoid CN-1
(Upper stage)
3 PPCR
Paper feed
Clutch ON/OFF signal
clutch CN-2
(Upper stage)
4 PUSOL
Paper feed
Solenoid ON/OFF signal
solenoid CN-2
(Upper stage)
5 VL
Paper level
DC+5V power supply
sensor CN-1
(Upper stage)
6 VL
Paper pass
DC+5V power supply
sensor CN-1
(Upper stage)
7 PEWSN1 Paper level
Paper level detecting
sensor CN-2
signal
(Upper stage)
8 CRRSN1 Paper pass
Paper detecting signal
sensor CN-2
(Upper stage)
9 GND
Paper level
Ground
sensor CN-3
(Upper stage)
0V
10 GND
Paper pass
Ground
sensor CN-3
(Upper stage)
0V
24V
ON
24V
0V
0V
5V
ON
5V
0V
Pass
5V
0V
Pass
5V
0V
(CN609)
Pin
Signal
Destination
Status
Function
No.
Name
8 CRRSN2 Paper pass
Paper detecting signal
sensor CN-2
(Lower stage)
9 GND
Paper level
sensor CN-3
(Lower stage)
0V
10 GND
Paper pass
Ground
sensor CN-3
(Lower stage)
11 VL
Paper  upper limit
 sensor CN-1
(Lower stage)
12 VL
Paper detecting
DC+5V power supply
sensor CN-1
(Lower stage)
13 LBSN2
Paper   upper limit
Paper  upper limit
sensor  CN-2
detecting siganl
(Lower stage)
14 PESN2
Paper detecting
Paper empty detecting
sensor CN-2
signal
(Lower stage)
15 GND
Paper  upper limit  
 sensor  CN-3
(Lower stage)
0V
16 GND
Paper detecting
Ground
sensor CN-3
(Lower stage)
Over
5V
0V
Empty
5V
0V
0V
5V
3-27
PCB Connector and
Signal Information
(CN610)
(When ADU is not installed)
Pin
Signal
Destination
Status
Function
 No. Name
11 VL
Paper upper limit
sensor CN-1
(Upper stage)
12 VL
Paper detecting
DC+5V power supply
sensor CN-1
(Upper stage)
13 LBSN1
Paper upper limit
Paper  upper limit
sensor CN-2
detecting signal
(Upper stage)
14 PESN1
Paper detecting
Paper empty detecting
sensor CN-2
signal
(Upper stage)
15 GND
Paper upper limit
sensor CN-3
(Upper stage)
0V
16 GND
Paper detecting
Ground
sensor CN-3
(Upper stage)
Empty
5V
0V
3-28
3.4 Automatic Duplex Unit (ADU) Driver PCB
(CN651)
Pin
Signal
Destination
Status
Function
No.
Name
1 Vp
Copier CPU
DC+24V power supply
CN2-2
2 PGND
Copier CPU
0V
Power ground
CN2-1
3 Vp
Copier CPU
DC+24V power supply
CN2-4
4 PGND
Copier CPU
0V
Power ground
CN2-3
5 F32OUT
Copier CPU
Output data signal
CN2-5
6 PSLSN
Copier CPU
Length paper guide
CN2-14
sensor signal
7 FENB
Copier CPU
Data transfer output
CN2-16
enable signal
8 PSWSN
Copier CPU
Width paper guide
CN2-15
sensor signal
(CN651)
Pin
Signal
Destination
Status
Function
No.
Name
9 QLTH
Copier CPU
Date transfer latch
CN2-6
signal
10 DXMCA
Copier CPU
ADU drive motor
CN2-10
drive signal A
11 F32CLK
Copier CPU
Data transfer/receive
CN2-7
clock signal
12 DXMCAB Copier CPU
ADU drive motor
CN2-11
drive signal A
13 QLD
Copier CPU
Data receive shift/load
CN2-8
control signal
14 DXMCB
Copier CPU
ADU drive motor
CN2-12
drive signal B
15 DXIN
Copier CPU
32 bit data receive
CN2-9
input signal
16 DXMCBB Copier CPU
ADU drive motor
CN2-13
drive signal B
17 VL
Copier CPU
DC+5V power supply
CN2-17
18 GND
Copier CPU
0V
Ground
CN2-18
Pulse
5V
0V
Pulse
Pulse
Pulse
0V
5V
Pulse
Pulse
0V
ON
5V
Over
5V
0V
0V
24V
0V
24V
Pulse
ON
5V
0V
ON
5V
0V
0V
ON
5V
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