Kyocera FS-1010 service manual Chapter Contents

	Chapter 4	Contents
4-1 Electrophotographic system		4-3
4-1-1 Electrophotographic cycle		4-3
Process unit mechanism		4-4
(1)	Main charging	4-5
Photo conductive drum		4-5
Charging the drum		4-6
(2)	Exposure	4-7
Laser scanner unit		4-8
Drum surface potential		4-9
(3)	Development	4-10
(4) Transfer		4-11
(5)	Fusing	4-12
Fuser unit mechanism		4-13
(6)	Cleaning	4-14
4-2 Paper feeding system		4-15
4-2-1 Paper feed control		4-16
Paper feeding mechanism		4-17
4-3 Electrical control system		4-18
4-3-1 Electrical parts layout		4-18
4-3-2 Operation of circuit boards		4-19
(1)	Main board	4-19
(2)	Engine board	4-20
Eraser lamp control circuit		4-21
Polygon motor control circuit		4-25
(3)	Power supply board	4-26
(4)	Bias board	4-27
(5)	High voltage board	4-28
Interlock switch		4-29