Ricoh B804, Руководство по обслуживанию на месте

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No. Component Function
M20 Corner Stapler EH530
This is the roving corner stapler, mounted on a steel rail that staples
1) at the front, 2) at the rear (straight staple), 3) at the rear (di-
agonal staple), and 4) font and rear (two staples).
M21 Upper Tray Lift Motor
Raises and lowers the upper tray during feed out to keep the tray
at the optimum height until it is full.
M22
Booklet Stapler EH185R:
Front Booklet stapler. Staples paper stacks in the center before they are
folded.
M23
Booklet Stapler EH185R:
Rear Booklet stapler. Staples paper stacks in the center before they are
folded.
M24 Punch Drive Motor Fires the punches that punch the holes in the paper.
Sensors
S1 Finisher Entrance Sensor
Provides two functions: (1) Detects paper entering the finisher from
the copier, and (2) Signals a jam if it detects paper at the entrance
when the copier is switched on.
S2 Pre-stack Tray Exit Sensor
Detects 1) paper fed from the pre-stack tray to the stapling tray,
and detects 2) paper in the pre-stack when the copier is switched
on. (This sensor performs no timing function. The entire flow of
paper through the pre-stacking mechanism is controlled by motor
pulse counts.)
S3 Paper Position Sensor
The photosensor that detects the edge of the paper and sends this
information to the punch unit board where it is used to position the
punch for punching the holes in the paper.
S4 Punch Hopper Full Sensor
1) A photosensor that detects and signals that the punch hopper
is filled with punch waste and needs emptying, and 2) confirms
the presence of the punch hopper and signals an error if it is miss-
ing or not installed completely.
S5 Shift Roller HP Sensor
Located near the shift roller motor, controls the front-to-back
movement of the shift roller as shifts paper during straight-through
feed.
S6 Upper Tray Exit Sensor
A flat, photo sensor located inside the guide plate, detects the
leading edge and trailing edge of the paper as it feeds out to the
upper tray during straight-through jobs (with and without stapling).
When paper is fed to the upper tray, at the paper output slot this
2. Detailed Section Descriptions
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