Ricoh B234 Service Manual page 1266

Sensors
No. Name
S15 Stapling Tray Paper
Sensor
S16 Horizontal Transport
Sensor
S17 Small Front Door
Open Sensor
Solenoids
No.
SOL1 Booklet Pressure Roller Solenoid
SOL2 Positioning Roller Solenoid
SOL3 Edge Pressure Plate Solenoid
SOL4 Stapling Tray Junction Gate Solenoid
Switches
No.
SW1 Front Door Safety Switch
Other
No.
ST1 Booklet Stapler - Front
ST2 Booklet Stapler - Rear
SM
A photo sensor that detects whether paper is in the stapling tray.
When this sensor detects paper, the bottom fence motor raises or
lowers the bottom fence to position the selected paper size for
booklet stapling.
Monitors paper feed through the finisher
Detects when the small front door at the front left is open.
Name
When the paper stack in the stapling tray feeds to
the folding unit, this solenoid turns on and
operates the roller that pushes on the surface of
the stack to flatten it.
Engages the stapler transport motor and the
positioning roller of the stapling tray. The
positioning roller pushes each sheet down against
the bottom fence to align the bottom the stack for
stapling. (The jogger fences align the sides.)
Operates the pressure plate of the stapling unit.
The pressure plate presses down the edge of
stack in the stapling tray so it is tight for stapling.
Directs paper to the stapling tray. When this
solenoid is on, paper feeds straight through. When
this solenoid is off, paper feeds to the stapling tray
below.
Name
The safety switch that cuts the dc power when
the front door is opened.
Name
Booklet stapler. Staples paper stacks in the center
before they are folded.
Booklet stapler. Staples paper stacks in the center
before they are folded.
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Description
Description
Description
Description
DETAILS
B836