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Chapter 3
3.2 Basic Operation
3.2.1 Drive Mechanism and Signals
This machine is a document feeder exclusively for stream reading.
This machine uses one motor and two electromagnetic clutches to pick up and feed document sheets.
This machine uses a release motor to prevent the trailing edge of a document from swaying.
Name (symbol)
Pickup/feed motor (M1)
Release motor (M2)
Pickup clutch (CL1)
Registration clutch (CL2)
Stamp solenoid (SL1)
Pressurization solenoid (SL2)
The drive mechanism and signals of this machine are as follows:
M2
[1] ADF driver PCB
[2] Release motor drive signal
[3] Release motor HP detection signal
[4] Document detection signal
[5] Document detection signal
[6] Document detection signal
[7] Pickup/feed motor drive signal
[8] Document detection signal
[9] Document set signal
[10] Pressurization solenoid drive signal
[11] Stamp solenoid drive signal
[12] Last document detection signal
[13] Paper size (width) identification signal 2
[14] Paper size (width) identification signal 1
[15] Paper size (length) identification signal 2
[16] Paper size (length) identification signal 1
3-2
Feeds documents.
Prevents a document from swaying.
Drives the pickup clutch to transmit the power of the pickup/feed motor to the pickup roller unit.
Drives the registration clutch to transmit the power of the pickup/feed motor to the registration roller.
Drives the stamp mechanism.
Shifts the delivery lower roller after reversal of the dual-sided document, etc.
[1]
M1
CL2
CL1
F-3-2
Function
0024-6984
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