102
x Pratemaking / Master Feed / Ejection Section
chap.2
Reflection light amount
The larger the reflection light amount is, the smaller the output voltage is. The smaller the light amount is,
the larger the output voltage is.
The value is checked with the HELP 13.
* VR Adjustment of end mark PCB unit.
The end marks are located at a fixed distance
relative to the master; as the master is being fed,
the end mark sensor senses master condition and
the end marks by means of intensity of reflected
light.
(2) End mark sensor
End mark sensor
End mark sensor PCB unit
End mark
Circuit
HELP mode H-13 \ see p.313
\See page 239
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