Kyocera Mita DF-75, Service Manual

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CONTENTS
Contents
CHAPTER 1 GENERAL DESCRIPTION
1 Basic Operations ................................. 2-1
1.1 Specifications ............................. 2-1
1.2 Outline of the Electrical
Circuitry ..................................... 2-2
1.3 Inputs to and Outputs from the
Finisher Controller PCB ............. 2-3
1.3.1 Inputs to the Finisher Controller
PCB (1/2) ............................. 2-3
1.3.2 Inputs to the Finisher Controller
PCB (2/2) ............................. 2-4
1.3.3 Outputs from the Finisher Con-
troller PCB (1/2) .................. 2-5
1.3.4 Outputs from the Finisher Con-
troller PCB (2/2) .................. 2-6
1.3.5 Inputs to and Outputs from the
Finisher Controller ............... 2-7
1.4 Inputs to and Outputs from the
Punch Controller PCB (option) .. 2-8
1.4.1 Inputs to and Outputs from the
Punch Controller PCB ......... 2-8
1.4.2 Outputs from the Punch Con-
troller PCB ........................... 2-9
2 Feed/Drive System ............................ 2-10
2.1 Outline ...................................... 2-10
2.1.1 Normal Delivery ................ 2-11
2.2 Feed/Delivery ........................... 2-15
2.2.1 Outline ............................... 2-15
2.3 Job Offset ................................. 2-18
2.3.1 Outline ............................... 2-18
2.3.2 Processing Tray Paper Stacking
Operation ........................... 2-20
2.3.3 Offset Operation ................ 2-21
2.3.4 Stack Delivery Operation ... 2-22
3 Stapling Operation ............................. 2-23
3.1 Outline ...................................... 2-23
3.2 Stapling Operation .................... 2-25
3.3 Delivery Operation after
Stapling .................................... 2-27
3.4 Stapler Unit .............................. 2-29
3.4.1 Stapler Movement
Controller ........................... 2-31
4 Delivery Tray Operation .................... 2-35
4.1 Outline ...................................... 2-35
5 Saddle Unit ........................................ 2-37
5.1 Basic Operations ...................... 2-37
5.1.1 Outline ............................... 2-37
5.2 Feed/Drive System ................... 2-38
5.2.1 Outline ............................... 2-38
5.3 Paper Feed System ................... 2-43
5.3.1 Outline ............................... 2-43
5.4 Stack Feed System ................... 2-44
5.4.1 Outline ............................... 2-44
5.5 Fold/Delivery System ............... 2-45
5.5.1 Outline ............................... 2-45
5.5.2 Paper Folding ..................... 2-46
6 Puncher Unit (option) ........................ 2-49
6.1 Basic Operations ...................... 2-49
6.1.1 Outline ............................... 2-49
1 Features ............................................... 1-1
2 Specifications ...................................... 1-2
2.1 Specifications ............................. 1-2
2.1.1 Finisher/Saddle Assembly .... 1-2
2.1.2 Puncher unit (option) ........... 1-6
3 Names of Parts .................................... 1-8
CHAPTER 2 OUTLINE OF OPERATION
3.1 Cross Section ............................. 1-8
3.1.1 Finisher Unit ........................ 1-8
3.1.2 Saddle Unit .......................... 1-9
3.1.3 Puncher Unit (option) ........ 1-10
4 Routine Maintenance by the User ...... 1-11