Kyocera FS C5020N - Color LED Printer Service Manual page 3

1-1 Specifications
1-1-1 Specifications..........................................................................................................................................1-1-1
1-1-2 Parts names...........................................................................................................................................1-1-5
(1) Overall ...............................................................................................................................................1-1-5
(2) Operation panel.................................................................................................................................1-1-6
1-1-3 Cross section view ..................................................................................................................................1-1-7
1-2 Handling Precautions
1-2-1 Drum unit ................................................................................................................................................1-2-1
1-2-2 Installation environment .........................................................................................................................1-2-1
1-3 Installation
1-3-1 Unpacking and installation .....................................................................................................................1-3-1
(1) Installation procedure ........................................................................................................................1-3-1
1-3-2 Installing expansion memory (optional) ..................................................................................................1-3-8
1-3-3 Installing a memory card (optional).......................................................................................................1-3-10
1-3-4 Installing the network interface card (optional) .....................................................................................1-3-11
1-3-5 Installing the hard disk unit (optional) ...................................................................................................1-3-12
1-4 Maintenance Mode
1-4-1 Service mode ..........................................................................................................................................1-4-1
(1) Executing service mode ....................................................................................................................1-4-1
1-4-2 Maintenance .........................................................................................................................................1-4-18
(1) Method of removing the toner soiling which comes in contact with heat roller and press
roller/belt
1-5 Troubleshooting
1-5-1 Paper misfeed detection .........................................................................................................................1-5-1
(1) Paper misfeed indication ...................................................................................................................1-5-1
(2) Paper misfeed detection
1-5-2 Self-diagnosis .........................................................................................................................................1-5-3
(1) Self-diagnostic function .....................................................................................................................1-5-3
(2) Self-diagnostic code ..........................................................................................................................1-5-3
1-5-3 Electrical problems................................................................................................................................1-5-21
1-5-4 Image formation problems ....................................................................................................................1-5-24
1-6 Assembly and Disassembly
1-6-1 Precautions for assembly and disassembly............................................................................................1-6-1
(1) Precautions .......................................................................................................................................1-6-1
1-6-2 Outer covers ...........................................................................................................................................1-6-2
(1) Detaching and refitting the top cover.................................................................................................1-6-2
(2) Detaching and refitting the rear cover ...............................................................................................1-6-3
(3) Detaching and refitting the right cover...............................................................................................1-6-4
(4) Detaching and refitting the left cover.................................................................................................1-6-5
1-6-3 Paper feed unit........................................................................................................................................1-6-6
(1) Detaching and refitting the paper feed unit .......................................................................................1-6-6
(2) Detaching and refitting the paper feed roller .....................................................................................1-6-7
(3) Detaching and refitting the retard roller .............................................................................................1-6-8
(4) Detaching and refitting the secondary transfer roller.........................................................................1-6-9
1-6-4 MP tray feed unit...................................................................................................................................1-6-10
(1) Detaching and refitting the MP tray feed unit ..................................................................................1-6-10
(2) Detaching and refitting the MP tray feed roller ................................................................................1-6-11
1-6-5 Developing section................................................................................................................................1-6-12
(1) Detaching and refitting the developer unit.......................................................................................1-6-12
1-6-6 Drum section.........................................................................................................................................1-6-13
(1) Detaching and refitting the drum unit ..............................................................................................1-6-13
(2) Replacing the LED print head and drum unit
1-6-7 Primary transfer section ........................................................................................................................1-6-22
CONTENTS
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............ ............... ........................................................................................1-5-2
....... .............. .............................................................1-6-15
2F3/2F4-3.0