Detailed Section Descriptions; Original Size Detection - Ricoh B121 Service Manual

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2. DETAILED SECTION DESCRIPTIONS

2.1 ORIGINAL SIZE DETECTION

B379D503.WMF

The original size detection mechanism consists of the original width sensor board

[A] and two original length sensors-1 [B] and -2 [C]. Based on the combined output

of the length sensors and the width sensor board, the machine can detect the size

of the original. This integrated detection mechanism is detailed in the table on the

Note that the width sensor's terminal plate is attached to the original guide, so the

widths of the originals must all be the same.

Table of Contents

B259 B260 B261 B122 B123