Sharp AR-SS2 Service Manual page 34

AR-SS2
(5) Stapling timing (3 originals, 3 copies)
Stapling request signal from the copier (AFSTRQ)
<Stapler oscillation unit>
Stapler oscillation
motor (M4)
Stapler unit oscillation home
position switch (MS4)
<Stapler unit>
Stapler motor (M5)
Stapling home
position sensor (PI7)
<Bin unit>
Bin shift motor (M1)
Lead cam center
position sensor (PI2)
: Motor reverse rotation
4. Electric circuit operations
A. Composition of functions
The functions of this machine are largely classified into the following
six blocks: the transport drive system, the bin unit drive system, the
stapler unit drive system*, the guide bar drive system, and the control
system.
Bin unit
drive system
Operation
section
Transport
drive system
Stapler
unit drive
system
Guide bar
drive
system
B. Outline of the electric circuit
The electrical control of this machine is made by the sorter controller.
The major rolls of the IC on the sorter controller are as follows:
Code
Q1 Sequence control
Q3 Contains the sequence program.
Q2 Sensor adjustment values, and operation modes.
Q4 Control of communication with the copier
Sorter controller PWB
Sensor
Switch
Operation
Section
9 – 15
Role
Q1 CPU
Q3
RAM
Q2
ROM
Q4
communication
IC
Copier
Motor