Oki OKIOFFICE 84 User manual

Service Guide OKIOFFICE 84
Chapter 0 About This Manual
Front Cover
OKIOFFICE 84
MULTIFUNCTIONAL PRODUCTS
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10/01/99
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Table of Contents Page
Service Guide OKIOFFICE 84
0 About This Manual
Read Me First 2
Copyright 3
1 General Information
1.1 General Performance 4
1.2 General User's Function 5
1.3 General Maintenance Functions 6
1.4 General Appearance 7
....1.4.1 General Appearance of OKIOFFICE 84 8
....1.4.2 Control Panel 9
1.5 Basic Performance Specifications 10
....Table 1.5.1 (1/9) Basic Performance Specifications 11
....Table 1.5.1 (2/9) Basic Performance Specifications 12
....Table 1.5.1 (3/9) Basic Performance Specifications 13
....Table 1.5.1 (4/9) Basic Performance Specifications 14
....Table 1.5.1 (5/9) Basic Performance Specifications 15
....Table 1.5.1 (6/9) Basic Performance Specifications 16
....Table 1.5.1 (7/9) Basic Performance Specifications 17
....Table 1.5.1 (8/9) Basic Performance Specifications 18
....Table 1.5.1 (9/9) Basic Performance Specifications 19
1.6 Reports and Lists 20
....1.6.1 Reports & List Specifications (1/2) 21
....1.6.1 Shows Reports and Lists (2/2) 22
........Call-back Message Format: (Example) 23
........Sender ID Format: (Example) 24
........TSI Printing and Local Date and Time Printing Format:
(Example) 25
........Power Outage Report Format: (Example) 26
........Activity Report Format: (Example) 27
........Active Memory Files 28
........Message Confirmation Report Format: (Example) 29
........Broadcast Entry Report Format: (Example) 30
........Broadcast Confirmation Report Format: (Example) 31
........Confidential Reception Report Format: (Example) 32
........Telephone Directory: Example 33
........Configuration Report (User) 34
........Service Default Report (Configuration Report: Service
bit=ON) 35
2 Installation
2.1 General Setup Information 36
2.2 Site Selection 37
2.3 Unpacking 38
2.4 Check of Contents 39
2.5 Installation of Attachments 40
2.6 AC Cord Connection 41
2.7 Telephone and Line Connections 42
2.8 Packing for Shipment 43
2.9 Initial Settings 44
....2.9.1 General Procedure of Key Operation 45
........Key Operation Flowchart 46

Table of Contents Page
....2.9.2 Technical Functions 47
........Service Personnel Initial Settings Table 2.9.2 (1/7) 48
........Service Personnel Initial Settings Table 2.9.2 (2/7) 49
........Service Personnel Initial Settings Table 2.9.2 (3/7) 50
........Service Personnel Initial Settings Table 2.9.2 (4/7) 51
........Service Personnel Initial Settings Table 2.9.2 (5/7) 52
........Service Personnel Initial Settings Table 2.9.2 (6/7) 53
........Service Personnel Initial Settings Table 2.9.2 (7/7) 54
........TEL/FAX Automatic Switching 55
........TEL/FAX Mode Flow Chart 56
........TAD Mode Flow Chart (Type 1) 57
........TAD Mode Flow Chart (Type 2) 58
....2.9.3 Technical Functions Example 59
........Technical Functions 01 to 11 (Table 2.9.3, 1/5) 60
........Technical Functions 12 to 16 (Table 2.9.3, 2/5) 61
........Technical Functions 24 to 27 (Table 2.9.3, 3/5) 62
........Technical Functions 17 to 23 (Table 2.9.3, 4/5) 63
........Technical Functions 28 to 31 (Table 2.9.3, 5/5) 64
....2.9.4 User's Functions 65
........User's Function Table 2.9.4 (1/5) 66
........User's Function Table 2.9.4 (2/5) 67
........User's Function Table 2.9.4 (3/5) 68
........User's Function Table 2.9.4 (4/5) 69
........User's Function Table 2.9.4 (5/5) 70
........User's Initial Settings 71
........Table 2.9.4 (1/5) User's Initial Settings (One-touch key
Program) 72
........Table 2.9.4 (2/5) User's Initial Settings (One-Touch Key) 73
........Table 2.9.4 (3/5) User's Initial Settings (One-Touch Key
Program) 74
........Table 2.9.4 (4/5) User's Initial Settings (One-Touch Key
Program) 75
........Table 2.9.4 (5/5) User's Initial Settings (One-Touch Key
Program) 76
........Table 2.9.4 (1/5) User's Initial Settings (Functions
Program) 77
........Table 2.9.4 (2/5) User's Initial Settings (Functions
Program) 78
........Table 2.9.4 (3/5) User's Initial Settings (Functions
Program) 79
........Table 2.9.4 (4/5) User's Initial Settings (Functions
Program) 80
........Table 2.9.4 (5/5) User's Initial Settings (Functions
Program) 81
....2.9.5 User's Functions Example 82
........Table 2.9.5 (1/3) User's Functions 83
........Table 2.9.5 (2/3) User's Functions 84
........Table 2.9.5 (3/3) User's Functions 85
........2.9.5 User's Functions 86
........2.9.5 User's Functions Example 87
........2.9.5 User's Functions Example 88

Table of Contents Page
........2.9.5 User's Functions Example 89
....2.9.6 Clock Adjustment 90
....2.9.7 Dual Access Operation 91
....2.9.8 System Data Programming 92
....2.9.9 Dial Parameter Settings 93
........Procedure 94
........Default Settings of Dial Parameters 95
........Dial Parameters Settings (Table 2.9.9) 96
....2.9.10 Off-line Tests 97
........Self-Diagnosis Print Test (Example) 98
3 Brief Technical Description
Electrophotographic Process Flow 99
3.1 Fundamentals of the Electro-Photographic Process 100
3.2 Actual Electrophotographic Process 101
3.3 Board and Units 102
....Block Diagram (Figure 3.3.1) 103
3.4 Overall Dimension and Mechanical Structure 104
4 Disassembly
4.1 General 105
....4.1 Precautions for Parts Replacement 106
....4.2 Tools 107
....4.3 How to Disassemble and Reassemble 108
........Disassembly Procedure Flow Figure 4.3 (1/2) 109
........Disassembly Procedure Flow Figure 4.3 (2/2) 110
........Whole Unit Picture 111
........4.3.1 LED Print Head 112
........4.3.2 Image Drum Unit, Rear-cover, Cover-Main and
Board-NCU 113
........4.3.3 Unit 0-48 OPE-Panel 114
........4.3.4 Separation Rubber, Sensor Frame Roller Assembly
(U) 115
........4.3.5 Roller Assembly-ADF, CIS, Lever-PC1 and PC2 116
........4.3.6 Board-R51, Power Supply Unit, Board HV-P6L 117
........4.3.7 Printer Unit Section 118
........4.3.8 Transfer Roller 119
........4.3.9 High-Voltage Power Supply Unit (TLHV/OLHV) 120
........4.3.10 Holder Assembly 121
........4.3.11 Plate-Side M and Gear-Idle 122
........4.3.12 Registration Roller 123
........4.3.13 Drive Shaft E (Eject) and Eject Roller 124
........4.3.14 Heat Assembly 125
........4.3.15 Pressure Roller B (Back Up Roller) 126
........4.3.16 Hopping Shaft Assembly 127
........4.3.17 Paper Sensor E, Paper Sensor Exit and Toner
Sensor Assembly 128
........4.3.18 Printer Unit 129
5 Adjustments
5.1 Setting of LED Print Head Drive Time 130
....Settings of Technical Function No. 26 (Table 5.1.1) 131
....5.2.1 Confirmation Items 132
....5.2.2 Measurement 133

Table of Contents Page
6 Cleaning and Maintenance
6.1 Replacement of Consumables 134
....User Replaceable Items Life 135
....Service Parts Life 136
....Consumables Diagram (Figure 6.1.1) 137
........Reliability Table (6.1.1) 138
6.2 Preventative Maintenance 139
....Preventative Maintenance (Table 6.2.1) 140
........Preventative Maintenance Diagram (Figure 6.2.1) 141
6.3 Printer Counter Display/Clear (User) 142
6.4 Printer Counter Display/Clear (Service) 143
6.5 Self-Diagnosis Test 144
....Self-Diagnosis Test Sample (Figure 6.5.1) 145
6.6 Sensor Calibration Test 146
6.7 LED Test 147
6.8 Tone Send Test 148
6.9 High-Speed Modem Send Test 149
....High-Speed Modem Send and Receive Test Diagram (Figure
6.9.1) 150
6.10 High-Speed Modem Receive Test 151
6.11 MF Send Test 152
6.12 Tone (TEL/FAX) 153
6.13 Protocol Data Dump Printing 154
....Data Dump description (Figure 6.13.1) 155
....Analysis from the Data (Figure 6.13.2) 156
....Facsimile Control Field Conversion Table 157
6.14 System Reset 158
6.15 Service Code 159
....Service Code list [Table 6.15.1] (1/2) 160
....Service Code list [Table 6.15.1] (2/2) 161
7 Troubleshooting
7.1 Overview 162
....7.1 Overall Troubleshooting Flow Chart 163
....7.2 No LCD Operation 164
....7.3 ALARM LED On 165
....7.4 Printing Test Failure 166
....7.5 No Local Copy 167
....7.6 Auto Dial Failure 168
....7.7 Transmission Problem 169
....7.8 Auto Reception Failure 170
....7.9 Reception Problem 171
....7.10 Sensor Calibration Test 172
....7.11 LED Test 173
....7.12 Tone Send Test 174
....7.13 High-Speed Modem Test 175
....7.14 MF Send Test 176
....7.15 Tone (TEL/FAX) Send Test 177
....7.16 No Acoustic Line Monitor 178
....7.17 Power Supply Unit 179
....7.18 No Document Feeding 180
....7.19 Multiple Document Feeding 181

Table of Contents Page
....7.20 Document Skew 182
....7.21 Document Jam 183
....7.22 Printer Unit 184
........7.22.1 Precaution 185
........7.22.2 Troubleshooting Flow Charts of Printer Unit 186
............Troubleshooting flow chart 1: 187
............1: Top Cover is Open 188
............2: Replace Image Drum Message 189
............3: Engine Controller Error 190
............4: Fuser Unit Thermal Error 191
............5: Paper Jams 192
............6: No Paper Tray or No Paper 193
............Sample Image Problems (Figure 7.22.1) 194
............Action Items (Printer Unit-LCD Message) Table 7.22.2 195
............7: Light or Blurred Output 196
............8: Smeared Background on Output 197
............9: Blank Output 198
............10: Vertical Black Stripes on Output 199
............11: Evenly Spaced Marks on Output 200
............12: Missing Print on Output 201
............13: Vertical White Stripes on Output 202
............14: Poor Fusing 203
A Board Descriptions
Preface 204
Service Caution 205
A1.1 Unit Configuration and Block Diagram 206
....OKIOFFICE 84 Block Diagram Figure (A1.2.1) 207
....Block Diagram Abbreviations 208
A1.2 Function of Each Unit 209
....Main Control (R51) Board 210
....Operation Panel Unit: O4W board 211
....NCU Board 212
....Power Supply Unit 213
A2.1 Signal Flow Explanation 214
....Copy Mode 215
....Copy Picture Signal (Figure A2.1) 216
....G3 Send Mode 217
....G3 Send Picture Signal (Figure A2.2) 218
....G3 Receive Mode 219
....G3 Receive Picture Signal (Figure A2.3) 220
....300 bps Send Mode 221
....300 bps Send Signal (Figure A2.4) 222
....300 bps Receive Mode 223
....300 bps Receive Signal (Figure A2.5) 224
....Report Printing 225
....Report Print Signal (Figure A2.6) 226
....Memory Transmission 227
....Memory Reception 228
....A3.1.1 R51 Circuit Diagram (Page 1/12) 229
....A3.1.2 R51 Circuit Diagram (Page 2/12) 230
....A3.1.3 R51 Circuit Diagram (Page 3/12) 231

Table of Contents Page
....A3.1.4 R51 Circuit Diagram (Page 4/12) 232
....A3.1.5 R51 Circuit Diagram (Page 5/12) 233
....A3.1.6 R51 Circuit Diagram (Page 6/12) 234
....A3.1.7 R51 Circuit Diagram (Page 7/12) 235
....A3.1.8 R51 Circuit Diagram (Page 8/12) 236
....A3.1.9 R51 Circuit Diagram (Page 9/12) 237
....A3.1.10 R51 Circuit Diagram (Page 10/12) 238
....A3.1.11 R51 Circuit Diagram (Page 11/12) 239
....A3.1.12 R51 Circuit Diagram (Page 12/12) 240
....A3.1.13 Sensor and Switch Control Figure 241
....A3.1.14 Fuser Unit Temperature Control Figure 242
....A3.1.15 High/Medium Voltages Control Figure 243
....A3.1.16 Related Signals of IEXSEED Figure 244
A3.2 OPE (04W) Circuit Diagram 245
A3.3 Power Supply Unit for OKIOFFICE 84 246
....A3.3.1 048 POW (120V/230V) Circuit Diagram 247
....Block Diagram of 048 POW (Figure A3.5.1) 248
A3.4 P2H Circuit Diagram 249
A3.5 UNC, WN5, FN5 and DN5 Circuit Diagram 250
B Print Operation Description
B1.1 Electrophotographic Processor 251
....Schematic Drawing of OKIOFFICE 84 Paper Feeding 252
B1.2 Electrophotographic Process 253
.... Electrophotographic Process Diagram (Figure B1.3) 254
B.2.1 Operations Process Explanation 255
....Hopping 256
....Printing and Warm-up 257
....Charging 258
....Exposure 259
....Development 260
....Transfer 261
....Fusing 262
....Cleaning 263
B.3 Paper Jam Detection 264
....Paper Feed Check List 265
....Timing Chart for Paper Feed (Tray Feed) 266
B.4 Toner Low Detection 267
B.5 Cover Open 268
C Illustrated Parts List
Illustrated Parts List 269
Section 1: Cabinet Assembly 1/2 270
Section 1: Cabinet Assembly 2/2 271
Section 2: Printer Unit 272
Section 3: Operator Panel 273
Section 4: Operator Panel Assembly 274
Section 5: Frame Assembly Scanner (L) 275
Section 6: Plate Assembly-Scanner (B) 276
Section 7: Plate Assembly-Scanner (R) 277
Section 8: Frame Assembly-Scanner (U) 278
Section 9: Cover Assembly-Top 279
Section 10: Plate Assembly-Base 280

Table of Contents Page
Section 11: Printer Base Frame Unit (1 of 2) 281
Section 11: Printer Base Frame Unit (2 of 2) 282
Section 12: Cables 283

Page: 2
Service Guide OKIOFFICE 84
Chapter 0 About This Manual
Read Me First
Kit Contents
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This Read Me First SheetlQuick StartlCertification ManuallHardware HandbooklService ManuallSoftware GuidelWord Scan Plus User’s Guidel
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If any items are missing, please contact OKIDATA Order Processing at the appropriate number listed below.
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P/N 58323301
Copyright 1998, Okidata, Division of OKI America, Inc. All rights reserved. See the OKIDATA Business Partner
Exchange (BPX) for any updates to this material. (http://bpx.okidata.com)

Page: 3
Service Guide OKIOFFICE 84
Chapter 0 About This Manual
Copyright
This document may not be reproduced without the written permission of Okidata Training and Publications. Every
effort has been made to ensure the accuracy of the information contained in this training course. Okidata is not
responsible for errors beyond its control.
Copyright / About Information
Copyright 1999 by Okidata All rights reserved.
Written by Okidata Training and Publications
Contact
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OKIDATA is a registered trademark of Oki Electric Industry Company, Ltd.; marques deposee de Oki Electric
Industry Company, Ltd.; marca registrada, Oki Electric Industry Company, Ltd.
Faxable Facts is a trademark, All Rights Reserved, 1993
IBM, PC, PC-DOS, and Proprinter XL are registered trademarks of International Business Machines Corporation.
Microsoft and MS-DOS are registered trademarks and Microsoft Basic, Windows, TrueImage, and TrueType are
trademarks of Microsoft Corporation.
Okilink II is a trademark of Oki Electric Industry Company, Ltd.
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Copyright 1998, Okidata, Division of OKI America, Inc. All rights reserved. See the OKIDATA Business Partner
Exchange (BPX) for any updates to this material. (http://bpx.okidata.com)