Ricoh A172 Service Manual page 53

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No.
Item
Operation
Panel Control
2
Operation
Panel Self
3
Diagnostic
Mode
Others
Drum Drive
1
Copier Rear
Frame
2
Fusing exhaust
ozone filter
3
Options
DJF (A610)
1
15-Bin Sorter
2
(A322)
Holder
3
(A702-18)
Film Projector
4
Unit (A718)
A172/A199
Contents
The operation panel control
board has been newly added.
The main control board no longer
controls the operation panel.
The operation panel self
diagnostics mode has been
newly added.
The drum drive mechanism has
been changed from a series of
gears to a timing belt system.
The thickness of the rear frame
has changed from 1.6 mm to 2.0
mm
This filter has been eliminated.
See the DJF section for details.
See the Sorter section for details.
The color of the exterior covers
has been changed.
See the Film Projector Unit
section for details.
2-4
Details
For easier servicing of the
machine.
Banding on copies are reduced.
See 3.3 in section 2 for details.
Banding on copies are reduced.
Because the ozone amount has
been decreased due to the new
charge corona unit.
SM

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