1-1-1 Specifications..........................................................................................................................................1-1-1

1-1-2 Parts names............................................................................................................................................1-1-7

(1) Printer................................................................................................................................................1-1-7

(2) Operation panel.................................................................................................................................1-1-8

1-1-3 Cross section view ..................................................................................................................................1-1-9

1-2 Handling Precautions

1-2-1 Drum unit and developer 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 for 16/18 ppm printers) ..............................................................1-3-6

1-3-3 Installing a memory card (optional for 16/18 ppm printers).....................................................................1-3-7

1-4 Maintenance Mode

1-4-1 Service mode ..........................................................................................................................................1-4-1

(1) Executing service mode ....................................................................................................................1-4-1

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

1-5-2 Self-diagnosis .........................................................................................................................................1-5-3

(1) Self-diagnostic function .....................................................................................................................1-5-3

(2) Self diagnostic codes ........................................................................................................................1-5-4

1-5-3 Electric problems ..................................................................................................................................1-5-14

1-5-4 Image formation problems ....................................................................................................................1-5-17

1-5-5 Mechanical problems ............................................................................................................................1-5-23

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

1-6-3 Paper feeding/conveying section ............................................................................................................1-6-4

(1) Detaching and refitting the paper feed roller .....................................................................................1-6-4

(2) Detaching and refitting the transfer roller ..........................................................................................1-6-5

1-6-4 Process section.......................................................................................................................................1-6-6

(1) Detaching and refitting the developer unit and drum unit..................................................................1-6-6

(2) Drum unit optimization.......................................................................................................................1-6-7

(3) Detaching and refitting the main charger unit....................................................................................1-6-8

1-6-5 Fuser unit ................................................................................................................................................1-6-9

(1) Detaching and refitting the fuser unit.................................................................................................1-6-9

(2) Detaching and refitting the heater lamp, heat roller, fuser thermistor, thermal cutout,

and press roller................................................................................................................................1-6-11

1-6-6 PWBs ....................................................................................................................................................1-6-15

(1) Detaching and refitting the main PWB (16 ppm GDI printer) ..........................................................1-6-15

(2) Detaching and refitting the main PWB (16/18 ppm printers) ...........................................................1-6-16

(3) Detaching and refitting the engine/high voltage PWB and power source PWB ..............................1-6-17

1-6-7 Others ...................................................................................................................................................1-6-20

(1) Detaching and refitting the laser scanner unit .................................................................................1-6-20

(2) Detaching and refitting the eraser lamp (PWB)...............................................................................1-6-22

(3) Detaching and refitting the drive unit...............................................................................................1-6-23

(4) Detaching and refitting the main motor ...........................................................................................1-6-24

CONTENTS

2GL/2FV/2FW

Table of Contents