Read Sharp MX-FN19 / MX-FN20 / MX-PN12 Specification online
MX-FN19 OPERATIONAL DESCRIPTION 6 – 2
E. Inputs to and outputs from the punch control
PCB (option)
Inputs to and outputs from the punch control PCB
Outputs from the punch control PCB
Sensor
Switch
Saddle stitch
controller PCB
IC7 CPU
IC512
Regulator IC
IC10
Regulator IC
IC8
IC
Finisher controller
PCB
Host machine
Motor
Solenoid
Punch motor
lock sensor
When the punch slide
unit is at home position,
'1'.
While the punch motor
is rotating,alternates
between '0' and '1'.
Waste full PCB(FPDD)
When the light is
blocked,'0'.
When paper is
detected,'0'.
FPFDD
FPUDSW
Punch
front door
Punch
upper cover
J602-1
-3
J622-1
-2
J621-1
-2
-4
-6
FRONT COVER
+24V
UP COVER
+24V
FPHPD
FPSHPD
FPE
J613-1
-2
-3
J611-1
-2
-3
J612-1
-2
-3
J605-A3
-A2
-A1
J605-A7
-A9
-A8
J605-A6
-A5
-A4
J606-1
-2
-3
-4
J618-4
-3
-2
-1
J605-B6
-B5
-B4
-B3
-B2
-B1
-B7
J615-2
-3
-4
-5
-6
-7
-1
+5V
PUNCH
+5V
SLIDE
+5V
CLOCK
SREG1*
SREG2*
SREG3*
SREG4*
PAEND*
DUSTLED
DUSTPTR
+5V
+5V
+5V
PT1
PT131
LED121
PT2
PT3
PT4
PT5
Punch home
position sensor
Horizontal
registration
home position
sensor
Punch control PCB
When the hole puncher is
at home position,'0'.
Horizontal registration photosensor PCB (FPTD)
J604-1
-2
-3
-4
J619-6
-4
-3
-1
A*
A
B
B*
FPNM
FPSM
FSIFM
J605-B13
-B8
-B9
-B10
-B11
-B12
J614-1
-6
-5
-4
-3
-2
J603-1
-2
J620-1
-2
J605-A10
-A11
-A12
-A13
J610-1
-2
-3
-4
J610-4
-3
-2
-1
A
B
A*
B*
LEDON5
LEDON4
LEDON3
LEDON2
LEDON1
+5V
LED5
LED4
LED3
LED2
LED1
Horizontal registration LED PCB (FPSD)
Punch control PCB
When '1',LED goes ON.
Punch motor
Punch horizontal registration motor
Punch transport motor
Switches between '+' and '-'
according to the direction of
motor rotation.
Switches the pulse
signals according to
the rotation of the motor.
Switches the pulse
signals according to
the rotation of the motor.
Click on the first or last page to see other MX-FN19 / MX-FN20 / MX-PN12 service manuals if exist.