1-1-1 Specifications..........................................................................................................................................1-1-1
1-1-2 Parts names............................................................................................................................................1-1-4
(1) Overall ...............................................................................................................................................1-1-4
(2) Operation panel.................................................................................................................................1-1-5
1-1-3 Machine cross section ............................................................................................................................1-1-6
1-2 Installation
1-2-1 Installation environment ..........................................................................................................................1-2-1
1-2-2 Unpacking ...............................................................................................................................................1-2-2
(1) Unpacking .........................................................................................................................................1-2-2
1-3-1 Maintenance mode .................................................................................................................................1-3-1
1-4 Troubleshooting
1-4-1 Paper misfeed detection .........................................................................................................................1-4-1
(1) Paper misfeed indication ...................................................................................................................1-4-1
(2) Paper misfeed detection....................................................................................................................1-4-1
1-4-2 Self-diagnostic function...........................................................................................................................1-4-2
(1) Self-diagnostic function .....................................................................................................................1-4-2
(2) Self diagnostic codes ........................................................................................................................1-4-2
1-4-3 Image formation problems ......................................................................................................................1-4-9
(1) Completely blank printout..................................................................................................................1-4-9
(2) All-black printout..............................................................................................................................1-4-10
(3) Dropouts..........................................................................................................................................1-4-11
(4) Black dots........................................................................................................................................1-4-11
(5) Black horizontal streaks. .................................................................................................................1-4-13
(6) Black vertical streaks.......................................................................................................................1-4-13
(7) Unsharpness. ..................................................................................................................................1-4-13
(8) Gray background.............................................................................................................................1-4-14
1-4-4 Electric problems ..................................................................................................................................1-4-15
1-5 Assembly and Disassembly
(1) Precautions .......................................................................................................................................1-5-1
(2) Drum..................................................................................................................................................1-5-1
(3) Toner container .................................................................................................................................1-5-1
1-5-2 Outer covers ...........................................................................................................................................1-5-3
1-5-3 Paper feed section ..................................................................................................................................1-5-6
1-5-4 Developing section................................................................................................................................1-5-11
1-5-5 Drum section.........................................................................................................................................1-5-12
CONTENTS