Table Of Contents - Canon 2/3 Hole Puncher Unit-A1 Service Manual

Table of Contents

Safety Precautions...............................................................................................1

Notes Before Servicing........................................................................................................................2

Points to Note at Cleaning...................................................................................................................2

Notes On Assembly/Disassembly....................................................................................................... 2

Notes On Assembly/Disassembly...........................................................................................................2

Points to Note when Tightening a Screw.................................................................................................2

1. Product Overview.............................................................................................4

Features.............................................................................................................................................. 5

Features...............................................................................................................................................5

Specifications...................................................................................................................................... 6

Specifications....................................................................................................................................... 6

Names of Parts....................................................................................................................................9

External View........................................................................................................................................9

Cross Section (Front)............................................................................................................................ 9

2. Technical Explanation................................................................................... 10

Basic Configuration........................................................................................................................... 11

Functional Configuration...................................................................................................................... 11

Overview of Electrical Circuitry.............................................................................................................11

Controls............................................................................................................................................. 12

Controls..............................................................................................................................................12

Basic Operation.................................................................................................................................13

Outline............................................................................................................................................... 13

Feed Drive System............................................................................................................................19

Outline............................................................................................................................................... 19

Configuration...................................................................................................................................... 20

Horizontal Registration Control.............................................................................................................21

Punch Operation................................................................................................................................. 27

Punch Waste Full Detection................................................................................................................. 29

Controller Unit................................................................................................................................... 31

Puncher Controller PCB...................................................................................................................... 31

Jam Detection................................................................................................................................... 32

Outline............................................................................................................................................... 32

Jams.................................................................................................................................................. 32

Power Supply.................................................................................................................................... 33

Power Supply Route............................................................................................................................33

Protection Function............................................................................................................................. 33

Service Tasks....................................................................................................................................34

Upgrading...........................................................................................................................................34

3. Periodical Service.......................................................................................... 35

Periodical Service Operation Item.....................................................................................................36

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