Ricoh A230 Service Manual page 542

ELECTRICAL COMPONENT DESCRIPTION
Symbol Name
Shift Tray
S15
Lower Limit 1
Shift Tray
S16
Lower Limit 2
Hopper
S17
Punch HP
S18
Switches
Front Door
SW1
Safety
Shift Tray
SW2
Upper Limit
SW3 Staple End
SW4 Cartridge Set
Solenoids
Tray Junction
SOL1
Gate
Stapler
SOL2
Junction Gate
Positioning
SOL3
Roller
PCBs
Main
PCB1
Punch
PCB2
A230/A231/A232
Function
Detects when the shift tray is nearly at its
lower limit.
Detects when the shift tray is at its lower limit.
Detects when the punch waste hopper is full
and detects when the punch tray is set.
Detects the home position of the punch shaft
and roller.
Cuts the dc power when the front door is
opened.
Cuts the power to the shift tray lift motor when
the shift tray position is at its upper limit.
Detects the staples in the cartridge.
Detects the staple cartridge in the stapler.
Drives the tray junction gate.
Drives the stapler junction gate.
Moves the positioning roller against the
stapling tray.
Controls the finisher and communicates with
the copier.
Passes signals between the punch unit and
the finisher main board.
17-6
Index No.
15
16
8
7
13
35
21
22
4
36
12
10
5
SM