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COPYRIGHT © 1999 CANON INC. CANON GP160 REV.0 FEB. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
CHAPTER 7 PICK-UP/FEEDING SYSTEM
7-13
VI. JAM DETECTION
A.
Overview
The unit is equipped with 4 jam sensors to detect the condition of the paper feeding.
In addition, the unit is equipped with one sensor to detect paper presence in the
multi-feeder and one sensor to detect paper presence in the cassette.
In order to check the presence of paper and jams, the DC controller PCB’s CPU
(IC301) checks at pre-programmed check timing intervals whether there is paper in the
sensor areas. When it is judged that a jam has occurred, the main motor is turned OFF,
and a jam message is displayed on the control panel.
Reference:
When a jam occurs during memory copying, the images saved in the memory are
completely erased, therefore it is necessary to copy the document again.
Figure 7-601
*1 Jack number on the DC controller PCB.
Table 7-601
PS501
PS303
PS305
PS302
PS301
PS304
PS306
Symbol
PS301
PS302
PS303
PS304
PS305
PS306
PS501
Name
Paper leading edge sensor
Registration sensor
Pick-up sensor
Paper width sensor
Cassette paper sensor
Delivery sensor
Multi-feeder paper presence sensor
Signal name
PS301S
PS302S
PS303S
PS304S
PS305S
PS306S
PS501S
Jack number
J306-2
J303-2
J303-5
J306-5
J306-8
J308-5
J309-6
Summary of Contents for GP160
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