Ricoh G133 Service Manual page 951

Component Layout
No. Component
Stack Junction Gate
M17
Motor
M18 Shift Roller Motor
M19 Exit Guide Plate Motor
M20 Corner Stapler EH530
M21 Upper Tray Lift Motor
Booklet Stapler
M22
EH185R: Front
Booklet Stapler
M23
EH185R: Rear
M24 Punch Drive Motor
Sensors
Finisher Entrance
S1
Sensor
SM
Function
lowers the stack 10 mm below the fold position, and
then raises it to the fold position.
Drives the large cam that operates the stack junction
gate at the top of the stapling tray. When this gate is
open, it directs the ascending stack to the upper tray if it
has been corner stapled, or if it is closed the gate turns
the booklet stapled stack down so it falls onto the
bottom fence of the folding unit.
Drives the shift roller that operates in shift mode to
stagger document sets as they feed out to the upper
tray (making them easier to separate).
Drives the mechanism that raises and lowers the exit
guide plate.
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 (diagonal staple), and 4) font and
rear (two staples).
Raises and lowers the upper tray during feed out to
keep the tray at the optimum height until it is full.
Booklet stapler. Staples paper stacks in the center
before they are folded.
Booklet stapler. Staples paper stacks in the center
before they are folded.
Fires the punches that punch the holes in the paper.
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.
31 B804/B805