Oki OKIPAGE 20Plus Manuals

Manuals and User Guides for Oki OKIPAGE 20Plus. We have 1 Oki OKIPAGE 20Plus manual available for free PDF download: Maintenance Manual

OKI OKIPAGE 20Plus Maintenance Manual

OKI OKIPAGE 20Plus Maintenance Manual (244 pages)

LED Page Printer

Brand: OKI | Category: Printer | Size: 6 MB

Table of Contents

Maintenance Manual
1
Table of Contents
3
Configuration

7
- System Configuration
  7
- Printer Configuration
  8
- Optional Configuration
  9
- Specification
  11
- Safety Standards
  13
  - Certification Label
    13
  - Warning Label
    13
Operation Description

14
- Main Control Board (BOARD-FFH)
  16
- Power Supply Unit
  20
- Electro-Photographic Process
  22
- Paper Jam Detection
  46
- Cover Open
  47
- Toner Low Detection
  48
- Stacker-Full Detection
  50
- Page Size Detection
  50
Parts Replacement

51
- Precautions for Parts Replacement
  51
- Parts Layout
  53
- How to Change Parts
  56
  - Face -Up Stacker Assy
    57
  - Contact Assy
    58
  - DC Fan Motor
    59
  - OP Panel Assy
    60
  - Board-FFH
    61
  - Stacker Assy, Damper Arm, Cover Rear
    62
  - Sensor Stacker Full
    63
  - Cable Cover (Guide Film)
    64
  - Damper
    65
  - 3.3.10 Feeder Unit-Front
    66
  - Roller Assy-Regist
    67
  - 3.3.12 Motor -Main
    68
  - 3.3.13 Guide Assy-Eject
    70
  - 3.3.14 Heat Assy
    71
  - Roller Feed (C)
    72
  - 3.3.16 Roller Assy-BK
    73
  - 3.3.17 Roller Assy-Feed
    74
  - 3.3.18 LED Head
    75
  - 3.3.19 Paper Cassette, ROLLER Ass-Feed, ROLLER-Assy-Hoppibg
    76
  - 3.3.20 Frame Assy-Separation
    77
  - 3.3.21 Transfer Roller/Tr Gear/Tr Bearing
    78
  - 3.3.22 EP Lock Shaft
    79
  - 3.3.23 LEVER Assy- out Sensor
    80
  - 3.3.24 Toner Sensor Lever
    81
  - 3.3.25 Paper Sensor Lever
    82
  - 3.3.26 Inlet Sensor Lever
    83
  - 3.3.27 Power Supply Unit
    84
  - 3.3.28 Lever-Paper End & Lever-Paper Near End
    85
  - Guide Assy-Cassette (L)
    87
  - Guide Assy-Cassette (R)
    88
Adjustment

90
- Maintenance Modes and Functions
  90
  - User Maintenance Mode
    92
  - User Maintenance Mode Menu System
    94
  - System Maintenance Mode
    96
  - Engine Maintenance Mode
    98
  - Engine Maintenance Mode Menu System
    100
  - EEPROM Initialization
    102
- Adjustment When Replacing a Part
  103
  - Resetting the Fuser Counter
    104
  - Destination Setting
    105
  - Setting of LED Head Drive Time
    106
Periodic Maintenance

109
- Periodic Replacing Part
  109
- Cleaning
  109
  - Cleaning of LED Lens Array
    109
  - Cleaning the Plastic Film
    110
Troubleshooting Procedures

111
- Troubleshooting Tips
  111
- Points to Check before Correcting Image Problems
  111
- Tips for Correcting Image Problems
  111
- Preparation for Troubleshooting
  112
- Troubleshooting Flow
  112
  - LCD Status Message/Trouble List
    112
  - LCD Message Troubleshooting
    124
  - The Printer Does Not Work Normally after Being Turned on
    125
  - Jam Error
    129
  - Paper Input Jam (1St Tray)
    129
  - Paper Input Jam (Front Feeder)
    130
  - Paper Feed Jam
    131
  - Paper Exit Jam
    134
  - Paper Size Error
    135
  - Messages Cannot be Received through the Parallel Interface
    139
  - Messages Cannot be Received through the Serial Interface
    140
  - Data Cannot be Received through the OKI HSP Interface
    141
  - Image Troubleshooting
    142
    
    Cyclic Error
    146
    
    Poor Fusing
    148
    
    Snowy Print of High Density Pattern
    150
Wiring Diagram

153
- Interconnect Signal Diagram
  153
- PCB Layout
  154
- Resistance Check
  157
- Program/Font ROM Location
  159
Parts List

160
Appendix A CENTRONICS PARALLEL INTERFACE

168
Appendix B RS-232C SERIAL INTERFACE

172
Appendix C Duplex Unit Maintenance

174
- Outline
  174
  - Functions
    174
  - External View and Component Names
    174
- Mechanism Description
  175
  - General Mechanicsm
    175
  - JAM Release Mechanism
    176
  - Removing/Installing Duplex Unit
    177
- Parts Replacement
  179
  - Precautions Concerning Parts Replacement
    179
  - Parts Layout
    181
  - Parts Replacement Methods
    182
    
    Board-LEX
    183
    
    Connector (IMSA-9714N-14A)
    184
    
    Photo Sensor
    185
    
    SOLENOID Assy
    186
    
    Motor
    187
- Troubleshooting
  188
  - Precautions Prior to the Troubleshooting
    188
  - Preparations for the Troubleshooting
    188
  - Troubleshooting Method
    189
    
    LCD Status Message List
    189
    
    Troubleshooting Flow
    190
- Connection Diagram
  193
  - Interconnection Diagram
    193
  - PCB Layout
    194
- Parts List
  195
Appendix D Second/ Third Paper Feeder Maintenance

198
- Outline
  198
  - Functions
    198
  - Appearance and Parts Name
    198
- Description of Operartion
  199
  - Driving Mechanism
    199
  - Hopper Mechanism
    201
- Parts Replacement
  202
  - Precautions Concerning Parts Replacement
    202
  - Parts Layout
    204
  - Parts Replacement Methods
    205
    
    Roller Assy Hopping, Roller Assy Feed
    206
    
    Cover Front Assy
    207
    
    Board-BBB
    208
    
    Lever Paper End, Lever Paper Near End
    209
    
    Motor
    210
    
    Connector (IMSA-9714N-14B), Connector (IMSA-9714N-14A)
    211
    
    Frange Pulley, Pulley Idle, Mini Pitch Belt, Plate Earth Shaft, Gear Double, Tray Switch Assy
    212
  - Roller Feed
    213
  - Bracket Sub Roller
    214
  - 3.3.10 Frame Side (L) Assy
    215
  - 3.3.11 Frame Side (R) Assy
    216
- Troubleshooting
  217
  - Precautions Prior to the Troubleshooting
    217
  - Preparations for the Troubleshooting
    217
  - Troubleshooting Method
    218
    
    LCD Status Message List
    218
    
    Troubleshooting Flow
    219
- Connection Diagram
  220
  - Interconnection Diagram
    220
  - PCB Layout
    221
- Parts List
  222
Appendix E Multi Feeder Maintenance

225
- Outline
  225
  - Functions
    225
  - External View and Component Names
    225
- Mechanism Description
  226
  - General Mechanism
    226
  - Hopper Mechanism
    226
- Parts Replacement
  227
  - Precautions Concerning Parts Replacement
    227
  - Parts Layout
    229
  - Parts Replacement Methods
    230
    
    Separator
    231
    
    Aole-Pcb
    232
    
    Square-Shaped Connector
    233
    
    Hopping Motor
    234
    
    Planet Gear
    235
    
    Roller B
    236
    
    Roller a
    237
    
    Mini Pitch Belt & Feed Roller
    238
- Troubleshooting
  239
  - Precautions Prior to the Troubleshooting
    239
  - Preparations for the Troubleshooting
    239
  - Troubleshooting Method
    239
    
    LCD Status Message List
    240
    
    Troubleshooting Flow
    241
- Connection Diagram
  242
  - Interconnection Diagram
    242
  - PCB Layout
    242
- Parts List
  243

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