2
19
Chapter 2 3 Function of Parts and Circuit
Description
Circuit
Operation
(2) Document Sensors
The ADF document sensor detects the presence of the document on the document tray. The ADF
document jam sensor and ADF document lead edge sensor detects the front and rear end of the
document. Five types of document detection are performed: detection of the document presence,
detection of the front end of the document, detection of the rear end of the document, detection of
the finish of the document, detection of document jam.
ADF Document Lead Edge Sensor
ADF Document Jam Sensor
ADFDocument Sensor
3
2
1
1
2
3
1
2
3
+5V
GND
+5V
GND
+5V
GND
Red
Light green
Blue
CN2-1
-2
-3
CN2-4
-5
-6
CN2-7
-8
-9
Red
Orange
Blue
Rad
Yellow
Blue
ADF DRIVE PCB UNIT
5V
5V
5V
5V
5V
5V
5V
0
0
5V
5V
0
Photopassing: 0V
Photointerrupting: 5V
Photopassing: 0V
Photointerrupting: 5V
Photopassing: 0V
Photointerrupting: 5V
ADF document sensor
ADF document jam sensor
ADF document lead edge sensor
Summary of Contents for ADF DF7010
Page 1: ...ADF DF7010 Field Service Manual November 2017 ...
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Page 11: ...1 9 Chapter 1 2 Dimensions 2 Dimensions Unit mm ...
Page 14: ...MEMO ...
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