Major Differences From The Base Copier'sfilm Projector (A718) - Ricoh A172 Service Manual

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2. MAJOR DIFFERENCES FROM THE BASE
COPIER'S FILM PROJECTOR (A998)
Enhancements for this FPU
The projector lamp light intensity has been
increased.
The material of the transparent parts of the
film strip/slide holders have been changed.
The material of the guard unit has been
changed.
The height of the guard unit when placed on
the exposure glass has been changed.
The height adjustment procedure has been
changed.
The exterior color has been changed. (New corporate identity color)
Refer to the A109 Service Manual A988 (SPU2) section for details
A172/A199
Purpose
To improve the reproduction.
To improve the holders concerning attracting
dust particles, and reduce the appearance of
Newton ring patterns on copies.
To reduce the attraction of dust particles to
the guard unit.
To flatten a curled original (positive film) on
the exposure glass more effectively.
For easier servicing of the machine.
9-2
SM

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A199

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