Canon Cassette Feeding Unit-AM1, Service Manual

Page: 19 / 73

Paper Level/Presence Detection
The level and presence of paper in the cassette are detected by four sensors.
• Paper Level Sensor A
• Paper Level Sensor B
• Paper Sensor
• Paper Surface Sensor
The paper level is displayed in four levels in the Control Panel.
Level display Level Paper Level Sen-
sor A
Paper Level Sen-
sor B
Paper Sensor Paper Surface
Sensor
100 to 50% OFF OFF ON ON
50 to 10% OFF ON ON ON
10 to 0% ON OFF ON ON
0% - - OFF ON
[1]
[1]
OFF
ON
OFF
OFF
ON
ON
ON
ON
ON
ON
OFF
OFF
ON
ON
PS105, PS106
PS105, PS106
PS105, PS106
PS109, PS111
PS110, PS112
PS105, PS106
PS107,
PS108
No. Name No. Name
[1] Paper
PS105 Cassette 3 Paper Sensor PS110 Cassette 3 Paper Level Sensor B
2. Technology
14