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Oki
4M, 4W PLUS
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124 pages, 2.64 Mb
3 - 20
<Dismounting Inlet>
<Disconnecting Connector>
Screw driver
Clamp lever
(–) Screw driver
3
1
1
6
7
8
9
4
1
4
B
0
2
A
1
5
Contents
Main
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CONTENTS
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1. CONFIGURATION 1.1 System Configuration
1.2 Printer Configuration
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1.4 Specification
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1.5 Safety Standards
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2. OPERATION DESCRIPTION
2 - 2
<Power Supply Unit>
Figure 2-1 Block Diagram (OKIPAGE 4w Plus)
<Main Control Board>
M
2 - 3
Figure 2-1 Block Diagram (OKIPAGE 4m)
<Main Control Board>
<Power Supply Unit>
M
2.1 Main Control Board
2.2 Power Supply Unit
2.3 High-Voltage Power Supply Board
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2.4 Electro-Photographic Processor
2 - 8
Figure 2-3 Layout Drawing of Electro-Photographic Processor
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2 - 10
Figure 2-4 Schematic Drawing of OKIPAGE4w Plus/4m Paper Feeding
2.5 Electro-Photographic Process
2 - 12
Figure 2-5 Flow for Electro-Photographic Process
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2 - 19
2.6 Paper Jam Detection
2 - 20
Timing Chart for Paper Feed (Tray Feed)
2.7 Toner Low Detection
2.8 Cover Open
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3. PARTS REPLACEMENT
3.1 Precautions for Parts Replacement
3 - 2
[Maintenance Utility] Table 3-2 Maintenance Utility
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3 - 4
[Base Frame Unit]
Figure 3-2
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4. ADJUSTMENT
4.1 Adjustment Types and Functions
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4.2 Adjustment When Replacing a Part
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5. PERIODICAL MAINTENANCE 5.1 Periodical Replacement Parts
5.2 Cleaning
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6. TROUBLESHOOTING PROCEDURES 6.1 Troubleshooting Tips
6.2 Check Points Before Correcting Image Problems
6.3 Notes When Correcting Image Problems
6.4 Preparation Before Troubleshooting
6.5 Troubleshooting
6 - 3
Table 6-1
Note:
6 - 4
Table 6-1 (Cont'd)
6 - 5
Table 6-1 (Cont'd)
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1The OKIPAGE 4w Plus/4m malfunctions after the power supply has been turned on.
[JAM error] 2-1 Paper input jam
Page
[JAM error] 2-2 Paper feed jam
2-3 Paper exit jam
3Paper size error
4Heat assy error
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1An image is light or blurred entirely.
2Dark background density
3A blank paper is output.
4Vertical black belt/stripe
5Cyclic defect
6A blank paper is output.
7Poor fusing
8Vertical white belt/spripe
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7 - 1
7. WIRING DIAGRAM 7.1 (a)Interconnect Signal Diagram (OKIPAGE 4w Plus)
Switch
Charge Roller OPC Drum
Main Control Board
CN9 (Not Used)
(HBMC-2 PCB)
Power Supply Unit High-Voltage
Power Supply Board
Main Control Board
CN9 (Not Used)
(HBMC-2 PCB)
Power Supply Unit High-Voltage
Power Supply Board
7.2 PCB Layout
7 - 4
7.2 PCB Layout
7.2.2 Main Control Board (HBMC-3 PCB) (OKIPAGE 4m)
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8 - 4
Table 8-2 Base Frame Unit
8 - 5
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8 - 9
Table 8-4 Base Plate Unit
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Appendix B PARALLEL INTERFACE
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AppendixC Macintosh INTERFACE (OKIPAGE 4m)
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Appendix D MAINTENANCE UTILITY 1. OUTLINE OF MAINTENANCE UTILITY
2. ROLE OF MAINTENANCE UTILITY
3. OUTLINE OF MAINTENANCE UTILITY FUNCTIONS
4. DETAIL OF EACH FUNCTION 4.1 Engine Menu Setting
4.2 Engine Counter
4.3 Printer Status
4.4 Test Print
4.5 Option
