OKI 6ex Manual De Usuario
CONTENTS
1.1
System Configuration ........................................................................ 1 - 1
1.2
Printer Configuration .......................................................................... 1 - 2
1.3
Optional Configuration ....................................................................... 1 - 3
1.4
Specification ...................................................................................... 1 - 5
1.5
Safety Standards ............................................................................... 1 - 7
1.5.1
Certification Label .................................................................................... 1 - 7
1.5.2
Warning Label ......................................................................................... 1 - 8
1.5.3
Warning/Caution Marking ........................................................................ 1 - 9
Control Board..................................................................................... 2 - 4
2.2
PS Board ........................................................................................... 2 - 6
2.3
RAM Board ........................................................................................ 2 - 7
2.4
Power Supply Board .......................................................................... 2 - 8
2.5
Electrophotographic Process ............................................................. 2 - 10
2.5.1
Electrophotographic Process Mechanism ............................................... 2 - 10
2.5.2
Electrophotographic Process .................................................................. 2 - 13
2.5.3
Process Operation Descriptions .............................................................. 2 - 16
2.6
Paper Jam Detection ......................................................................... 2 - 27
2.7
Cover Open ....................................................................................... 2 - 30
2.8
Toner Low Detection.......................................................................... 2 - 31
3. PARTS REPLACEMENT ........................................................................... 3 - 1
Precautions for Parts Replacement ................................................... 3 - 1
3.2
Parts Layout ....................................................................................... 3 - 3
3.3
How to Change Parts......................................................................... 3 - 6
3.3.1
Upper Cover ............................................................................................ 3 - 7
3.3.2
Stacker .................................................................................................... 3 - 8
3.3.3
LED Head ................................................................................................ 3 - 9
3.3.4
Eject Roller Assy ..................................................................................... 3 - 10
3.3.5
Pulse Motor (Main) .................................................................................. 3 - 11
3.3.6
Pulse Motor (Registration) ....................................................................... 3 - 12
3.3.7
Lower Base Unit ...................................................................................... 3 - 13
3.3.8
Motor Assy .............................................................................................. 3 - 14
3.3.9
Hopping Roller Assy ................................................................................ 3 - 15
3.3.10
Stacker Cover Assy ................................................................................. 3 - 16
3.3.11
Registration Roller ................................................................................... 3 - 17
3.3.12
Transfer Roller ......................................................................................... 3 - 18
3.3.13
Fusing Unit Assy ..................................................................................... 3 - 19
3.3.14
Back-up Roller ......................................................................................... 3 - 20
3.3.15
Sensor Plate (Inlet) .................................................................................. 3 - 21
3.3.16
Toner Sensor (Adhesion) ........................................................................ 3 - 22
3.3.17
Sensor Plate (Outlet) ............................................................................... 3 - 23
3.3.18
Manual Feed Guide Assy ........................................................................ 3 - 24
3.3.19
Sensor Plate (Paper Supply) ................................................................... 3 - 25
3.3.20
Main Control PCB .................................................................................... 3 - 26
3.3.21
Power Supply Board and Contact Assy .................................................. 3 - 27