Read Sharp AR-CF1 (serv.man4) Service Manual online
3-3
CHAPTER 3 SADDLE STITCH UNIT BASIC OPERATION
C.
Inputs to and Outputs from the Saddle Stitch Controller PCB
1.
Inputs to the Saddle Stitch Controller PCB
Paper folding
motor clock
sensor
motor clock
sensor
Alignment
plate home
position sensor
plate home
position sensor
Paper
positioning
plate home
position sensor
positioning
plate home
position sensor
Tray paper
sensor
sensor
PI7S
J402A
J402
J502
J106-3
-1
-2
-2
PI6S
J100-3
-1
-2
-2
J6-7
-9
-8
-8
J6-4
-6
-5
-5
-3
-1
-2
-1
-3
-2
J202A
J302
J202
-6
-4
-5
-1
-3
-2
-3
-1
-2
-4
-6
-5
PI5S
J101-3
-1
-2
-2
J11-1
-3
-2
-2
PI4S
J102-1
-2
-3
-3
J11-6
-5
-4
-4
PI3S
J103-3
-1
-2
-2
J11-7
-9
-8
-8
-3
J303-1
-2
-1
J203-3
-2
-3
J309-1
-2
-1
J209-3
-2
PI2S
J104-3
-1
-2
-2
J11-10
-12
-11
-11
PI1S
J107-1
-2
-3
-3
J11-15
Saddle stitch controller PCB
When the paper pushing plate
motor is rotating, alternately
between “1” and “0”.
motor is rotating, alternately
between “1” and “0”.
+5V
LUNGECLK
LUNGECLK
When the front door is open,
“0”.
“0”.
+5V
FDR
FDR
When the paper folding motor
is rotating, alternately between
“1” and “0”.
is rotating, alternately between
“1” and “0”.
+5V
FLDCLK
FLDCLK
When the alignment plate is
at home position, “1”.
at home position, “1”.
+5V
JOGHP
JOGHP
When paper is present on the
tray, “1”.
tray, “1”.
+5V
TRYPAR
TRYPAR
When the paper positioning
plate is at the home position
sensor, “1”.
plate is at the home position
sensor, “1”.
+5V
PAPPOS
PAPPOS
When the delivery cover is
open, “0”.
open, “0”.
+5V
EJCVR
EJCVR
-14
-13
-13
Paper pushing
plate motor
clock sensor
plate motor
clock sensor
Front door
open/closed
sensor
open/closed
sensor
Delivery cover
sensor
sensor
Figure 3-103
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