3-90
Service Manual
7558-
xxx
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Punch unit
This section describes the media punching operation of the punch.
Two types of punch are provided: the 2/3-hole type and the 2/4-hole type.
The following explains the 2/3-hole type (2-hole/3-hole auto-switching).
Every type has the same construction, except for the sensor (punch hole select) that is provided for the 2-hole
type and 3-hole type only.
Adjusting punching positions
The punching positions from the media edge in the direction of feed are determined by gently pressing the
media against the three punch media stopper assemblies.
The three punching positions from the media edge in the direction of media width are determined by the
following method.
• Activate the punch carriage shift motor assembly, and move the punch to the front side until the sensor
(punch carriage shift HP) turns low.
• Reversely rotate the motor, and move the punch to the rear side until the sensor turns high to determine the
home position.
• The punch carriage shift motor assembly is activated to move the punch to the front until the sensor (punch
unit side registration 1) and the sensor (punch unit side registration 2) detects the media edge, and then the
punch is further moved to the front according to the pulse-number determined by the media size. (The
punch carriage shift motor assembly stops at this position.)
Punching
After punching positions are determined, the punch unit motor is activated to move the cam plate. With the
movement of the cam plate, the pins descend along the guide holes to punch the media.
This operation is performed for each sheet of media.
The cam plate can lower the pins even while it is moving to the front or rear side.
Sensor (punch carriage shift HP)
Punch carriage shift motor assembly
Sensor (punch unit side
registration 2)
Sensor (punch unit side
registration 1)
Punch unit motor
Sensor (punch unit motor encoder)
Sensor (punch unit HP)
Sensor (punch
hole select)
Sensor (punch cam front)
Содержание X95 series
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Страница 506: ...4 12 Service Manual 7558 xxx Go Back Previous Next 6 Remove the operator panel top cover ...
Страница 512: ...4 18 Service Manual 7558 xxx Go Back Previous Next 5 Remove the rear lower cover ...
Страница 528: ...4 34 Service Manual 7558 xxx Go Back Previous Next 8 Disconnect all the cables from the bridge PCBA ...
Страница 586: ...4 92 Service Manual 7558 xxx Go Back Previous Next 10 Remove the duct from the machine 11 Release the two hooks ...
Страница 619: ...Repair information 4 125 7558 xxx Go Back Previous Next 4 Detach the media feed lift motor ...
Страница 704: ...4 210 Service Manual 7558 xxx Go Back Previous Next 8 Remove the LED ...
Страница 730: ...4 236 Service Manual 7558 xxx Go Back Previous Next 14 Remove the flatbed scanner assembly ...
Страница 734: ...4 240 Service Manual 7558 xxx Go Back Previous Next 5 Disconnect the cable B 6 Remove the tension spring C ...
Страница 801: ...Repair information 4 307 7558 xxx Go Back Previous Next 5 Disconnect the cable B 6 Remove the bridge drive motor ...
Страница 953: ...Repair information 4 459 7558 xxx Go Back Previous Next 7 Remove sensor tray 5 pre feed C A C B Connector ...
Страница 1004: ...5 34 Service Manual 7558 xxx Go Back Previous Next P J675 2 P J676 3 P904 15 Plug Jack Callout Plug jack description Connects to ...
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Страница 1148: ...7 110 Service Manual 7558 xxx Go Back Previous Next Assembly 103 continued High capacity feed HCF media tray lift 2 1 4 6 7 5 3 ...
Страница 1150: ...7 112 Service Manual 7558 xxx Go Back Previous Next Assembly 104 High capacity feed HCF media feed unit 1 4 3 5 6 7 2 1 ...
Страница 1152: ...7 114 Service Manual 7558 xxx Go Back Previous Next Assembly 105 High capacity feed HCF media feed unit 2 1 2 3 4 7 6 5 ...
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