PF75_SM_UK.PDF part of Kyocera PF75 SM UK PF75_SM_UK.PDF, Kyocera Printer _OPTIONS PF-75 SERVICE_MANUAL PF75_SM

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PF-75
5FF

CONTENTS

1-1 Specifications
1-1-1 Specifications ....................................................................................................................................... 1-1-1
1-1-2 Parts names ......................................................................................................................................... 1-1-2
1-1-3 Machine cross section .......................................................................................................................... 1-1-3
1-1-4 Drive system ........................................................................................................................................ 1-1-4

1-2 Installation
1-2-1 Unpacking ............................................................................................................................................ 1-2-1
1-2-2 Installing the dehumidifier heaters (service part) ................................................................................. 1-2-2

1-3 Troubleshooting
1-3-1 Paper misfeed detection ...................................................................................................................... 1-3-1
(1) Paper misfeed indication ................................................................................................................ 1-3-1
(2) Paper misfeed detection conditions ................................................................................................ 1-3-1
(3) Paper misfeeds ............................................................................................................................... 1-3-3
1-3-2 Self-diagnosis ....................................................................................................................................... 1-3-5
(1) Self-diagnostic function .................................................................................................................. 1-3-5
(2) Self-diagnostic codes ..................................................................................................................... 1-3-6
1-3-3 Electrical problems ............................................................................................................................... 1-3-8
(1) The large paper deck does not operate when the copier main switch is turned on. ....................... 1-3-8
(2) The deck paper conveying motor does not operate. ...................................................................... 1-3-8
(3) Paper deck motor 1 does not operate. ........................................................................................... 1-3-8
(4) Paper deck motor 2 does not operate. ........................................................................................... 1-3-8
(5) Paper feed clutch 1 does not operate. ............................................................................................ 1-3-8
(6) Paper feed clutch 2 does not operate. ............................................................................................ 1-3-9
(7) The paper conveying clutch does not operate. ............................................................................... 1-3-9
1-3-4 Mechanical problems ......................................................................................................................... 1-3-10
(1) No primary paper feed. ................................................................................................................. 1-3-10
(2) Paper is fed askew. ...................................................................................................................... 1-3-10
(3) Multiple sheets of paper are fed at one time. ............................................................................... 1-3-10
(4) Paper jams. .................................................................................................................................. 1-3-10
(5) Abnormal noise is heard. .............................................................................................................. 1-3-10

1-4 Assembly and Disassembly
1-4-1 Precautions for assembly and disassembly ......................................................................................... 1-4-1
(1) Precautions ..................................................................................................................................... 1-4-1
1-4-2 Paper feed section ............................................................................................................................... 1-4-2
(1) Detaching and refitting the upper and lower deck separation rollers .............................................. 1-4-2
(2) Detaching and refitting the deck paper conveying unit assembly ................................................... 1-4-3
(3) Detaching and refitting deck paper feed rollers 1 and 2 ................................................................. 1-4-3
(4) Adjusting the position of the center adjuster (center line alignment) .............................................. 1-4-4
(5) Adjusting the amount of slack. ........................................................................................................ 1-4-5

2-1 Mechanical construction
2-1-1 Mechanical construction ....................................................................................................................... 2-1-1

2-2 Electrical Parts Layout
2-2-1 Electrical parts layout ........................................................................................................................... 2-2-1
1-1-1
2-3 Operation of the PCBs
2-3-1 Deck main PCB .................................................................................................................................... 2-3-1
(1) Paper deck motor drive circuits ...................................................................................................... 1-4-2
(2) Operating principle of reflective photosensors
PPSENS1, PPSENS2, PPSENS3 and PESENS ........................................................................... 1-4-3
5FF

2-4 Appendixes
Timing chart No. 1 .......................................................................................................................................... 2-4-1
Timing chart No. 2 .......................................................................................................................................... 2-4-2
Wiring diagram ............................................................................................................................................... 2-4-3

1-1-2
5FF

1-1-1 Specifications

Paper .............................................. Plain paper (75