List Of Sensors - Canon imageFORMULA DR-X10C Service Manual

CHAPTER 2 FUNCTION & OPERATION

4. List of Sensors

This machine has the following main
sensors. In addition, there are a power supply
No. Name
1 Document sensor
2 Pickup sensor
3 Registration front
sensor (left/right)
4 Registration rear
sensor (left/right)
5 Eject sensor
(left/right)
6 Skew sensor
(left/right)
7 Double feed sensor
(left/center/right)
8 Door sensor
9 Imprinter door sensor
10 Platen roller sensor
(left/right)
11 CIS unit home sensor
(upper/lower)
12 Reverse roller sensor
13 Pickup roller sensor
14 Tray home sensor
(upper/center/lower)
15 Staple sensor
(left/right)
2-4
sensor that turns the power OFF and a
document sensor for the ultrasonic sensor.
Functions and features
Detects whether there is a document on the pickup tray. This
sensor functions only when the pickup tray is in its home
position. The light-receiving element also serves as a pickup
tray sensor.
Detects whether a document is in the pickup position.
Detects whether there is a document in front of the regis-
tration roller and double feed sensor.
Detects whether there is a document behind the registration
roller.
Detects whether there is a document in front of the eject
roller.
Detects whether the document extends beyond edges
horizontally.
Detects double feed of a document. 3 sets of ultrasonic
sensors are mounted.
Detects whether the upper unit is open.
Detects whether the imprinter cover is open.
Detects the home position of the platen roller. In the detec-
tion state, the exposed surface is white.
Detects the home position of the CIS unit for image reading.
In the detection state, the CIS unit is in the image reading
position.
Detects the home position of the reverse roller. In the de-
tection state, the roller is positioned at the highest point.
However, the sensor enters detection state slightly before
the upper mechanical safety point.
Detects the home position of the pickup roller. In the detec-
tion state, the roller is positioned at the lowest point.
Detects the home position of the pickup tray. The home
position can be changed in the user mode, but the home
position for the system is the lower position.
Detects buildup of documents bundled with staples. Con-
sists of 4 LEDs and 1 light-receiving element. The 4 LEDs
light in order and the light from them is detected by the
light-receiving element on the opposite side.
Table 2-101
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