Oki OF5700 User manual

Service Guide OKIFAX 5700/5900
Chapter 0 Introduction
Front Cover
OKIFAX 5700/5900
FACSIMILE PRODUCTS
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of the OKIDATA Service Training Manual.
10/25/98
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Table of Contents Page
Service Guide OKIFAX 5700/5900
0 Introduction
Copyright 2
1 General Information
1.1 General Performance 3
1.2 General User's Function 4
1.3 General Maintenance Functions 5
1.4 General Appearance 6
....1.4.1 General Appearance of OKIFAX 5700/5900 7
........Telephone Directory P6 8
....1.4.2 Control Panel 9
1.5 Basic Performance Specifications 10
....Table 1.5.1 (1/8) Basic Performance Specifications 11
....Table 1.5.1 (2/8) Basic Performance Specifications 12
....Table 1.5.1 (3/8) Basic Performance Specifications 13
....Table 1.5.1 (4/8) Basic Performance Specifications 14
....Table 1.5.1 (5/8) Basic Performance Specifications 15
....Table 1.5.1 (6/8) Basic Performance Specifications 16
....Table 1.5.1 (7/8) Basic Performance Specifications 17
....Table 1.5.1 (8/8) Basic Performance Specifications 18
1.6 Reports and Lists 19
....1.6.1 Reports & List Specifications (1/2) 20
....1.6.1 Shows Reports and Lists (2/2) 21
........Active Memory Files P1 22
........Active Memory Files P2 23
........Active Memory Files 24
........Activity Report 25
........Message Confirmation (Normal Report) 26
........Memory Confirmation (Error Report) 27
........Broadcast Entry Report P1 28
........Broadcast Entry Report P2 29
........Broadcast Entry Report P1 30
........Broadcast Entry Report P2 31
........Broadcast Entry Report (Broadcast TX) 32
........Broadcast Confirmation Report P1 33
........Broadcast Confirmation Report P2 34
........Broadcast Confirmation Report P1 35
........Broadcast Confirmation Report P2 36
........Broadcast Confirmation Report (Broadcast TX by Speed
dial) 37
........Configuration P1 38
........Configuration P2 39
........Configuration P3 40
........Configuration P1 41
........Configuration P2 42
........Telephone Directory P1 43
........Telephone Directory P2 44
........Telephone Directory P3 45
........Telephone Directory P4 46
........Telephone Directory P5 47
........Telephone Directory P1 48

Table of Contents Page
........Telephone Directory P2 49
........Telephone Directory P3 50
........Telephone Directory P4 51
........Telephone Directory P5 52
........Telephone Directory P6 53
........Telephone Directory P7 54
........Telephone Directory P8 55
........Telephone Directory (Speed dial) 56
........Power Outage Report 57
........Confidential RX Report 58
........Protocol Dump P1 59
........Protocol Dump P2 60
........Self Diagnosis Report 61
........Function List P1 62
........Function List P2 63
........Function List P3 64
........Function List P1 65
........Function List P2 66
........Function List P3 67
........Group Directory 68
........Group Directory P1 69
........Group Directory P2 70
........Group Directory (Speed dial) 71
........Protocol Dump P1 72
........Protocol Dump P2 73
........NIC Configuration 74
........Banner Sheet 75
2 Installation
2.1 General Setup Information 76
2.2 Site Selection 77
2.3 Unpacking 78
2.4 Check of Contents 79
2.5 Installation of Attachments 80
2.6 AC Cord Connection 81
2.7 Telephone and Line Connections 82
2.8 Packing for Shipment 83
2.9 Initial Settings 84
....2.9.1 General Procedure of Key Operation 85
........User Functions 86
....2.9.2 Technical Functions 87
........2.9.2.1 Technical Functions Operation 1 88
........2.9.2.2 Technical Functions Operation 2 89
........2.9.2.2.1 T1 (TX) Timer Value 90
........2.9.2.2.2 T1 (RX) Timer Value 91
........2.9.2.2.3 T2 Timer *100ms 92
........2.9.2.2.4 Error Criterion 93
........2.9.2.2.5 Attenuator 94
........2.9.2.2.6 T/F Tone Att. 95
........2.9.2.2.7 MF Att. 96
........2.9.2.2.8 Ring Dura. *10ms 97
........2.9.2.2.9 CML Timing *100ms 98

Table of Contents Page
........2.9.2.2.10 LED Headstrobe 99
........Service Personnel Initial Settings Table 2.9.2.3 (1/11) 100
........Service Personnel Initial Settings Table 2.9.2.3 (2/11) 101
........Service Personnel Initial Settings Table 2.9.2.3 (3/11) 102
........Service Personnel Initial Settings Table 2.9.2.3 (4/11) 103
........Service Personnel Initial Settings Table 2.9.2.3 (5/11) 104
........Service Personnel Initial Settings Table 2.9.2.3 (6/11) 105
........Service Personnel Initial Settings Table 2.9.2.3 (7/11) 106
........Service Personnel Initial Settings Table 2.9.2.3 (8/11) 107
........Service Personnel Initial Settings Table 2.9.2.3 (9/11) 108
........Service Personnel Initial Settings Table 2.9.2.3 (10/11) 109
........Service Personnel Initial Settings Table 2.9.2.3 (11/11) 110
........2.9.2.4 TEL/FAX Automatic Switching 111
........2.9.2.5 TAD mode 112
........2.9.2.6 Outline of Parallel Pickup 113
....2.9.3 User's Functions 114
....2.9.4 Location Program 115
........2.9.4.1 Select Menu is shown as below: 116
........2.9.4.1 Location Program (1/2) 117
........2.9.4.1 Location Program (2/2) 118
....2.9.5 Setup 119
........2.9.5.1 Clock Adjustment 120
........2.9.5.2 ID/Password Programming 121
............2.9.5.2.1 TSI/CSI 122
............2.9.5.2.2 Sender ID 123
........2.9.5.3 Machine Settings: 124
............2.9.5.3.1 Auto Answer Mode 125
............2.9.5.3.2 TX Mode Default 126
........2.9.5.4 Dial Options 127
........2.9.5.4 Dial Options Table 128
............2.9.5.4.1 Redial Tries 129
............2.9.5.4.2 Redial Interval 130
............2.9.5.4.3 Dial Prefix 131
........2.9.5.5 Incoming Options 132
............Table 2.9.5.5 Incoming Options 133
............2.9.5.5.1 CNG Count 134
........2.9.5.6 Report Options: 135
............2.9.5.5.2 Distinctive Ring 136
........2.9.5.7 LAN Options: 137
............2.9.5.7 Table 138
............2.9.5.7.1 IP Address 139
............2.9.5.7.2 Subnet Mask 140
............2.9.5.7.3 Default Gateway 141
....2.9.6 User Default Setting 142
....2.9.7 Technical Default Setting 143
....2.9.8 Default Setting of Dial Parameters 144
....2.9.9 Off-line tests 145
........2.9.9.1 Self Diagnosis Flow 146
........Self Diagnosis Report 147
....2.9.10 On-line Tests 148
........2.9.10.1 Typical Transmission Flow Diagram 149

Table of Contents Page
........2.9.10.2 Typical Reception Transmission Diagram 150
2.10 Installation of optional units 151
....2.10.1 Optional units 152
....2.10.2 Memory Board Installation Instruction 153
....2.10.3 Network Card Installation Instruction 154
....2.10.4 G4 Board Installation Instruction 155
3 Brief Technical Description
Electrophotographic Process Flow 156
3.1 Fundamentals of the Electro-Photographic Process 157
3.2 Actual Electrophotographic Process 158
3.3 Board and Units 159
3.4 Overall Dimension and Mechanical Structure 160
4 Disassembly
4.0 General 161
....4.1 Precautions for Parts Replacement 162
....4.2 Tools 163
....4.3 How to Disassemble and Reassemble 164
........Whole Unit Picture 165
........4.3.1 Document Table Cover 166
........4.3.2 Rear Cover and NCU Cover 167
........4.3.3 Main Cover 168
........4.3.4 Operation Unit 169
........4.3.5 NCU Board 170
........4.3.6 MODEM Board 171
........4.3.7 Plate Package 172
........4.3.8 Scanner Unit (CIS) 173
........4.3.9 Stacker Frame 174
........4.3.10 Printer Unit 175
........4.3.11 Fan and Fan Guard 176
........4.3.12 Main Board 177
........4.3.13 Contact Assembly and High-/Low Voltage Power
Supply Boards 178
........4.3.14 Disassembling the Operation Unit 179
............4.3.14.1 Disassembling the Operation Unit 180
........4.3.15 Disassembling the Scanner Unit (L) 181
........4.3.16 Scanner (CIS) 182
........4.3.17 PC1/PC2 Sensors 183
........4.3.18 Speaker 184
........4.3.19 Scanner Motor 185
........4.3.20 Disassembling the Printer Unit 186
........4.3.21 LED Head 187
........4.3.22 Toner Lockout Board 188
........4.3.23 Stacker Cover 189
........4.3.24 Fusing Unit 190
........4.3.25 Manual Feed Assembly 191
........4.3.26 Back-up Roller, Transfer Roller 192
........4.3.27 Resist Roller, Hopping Roller, Sensor Plates 193
........4.3.28 Eject Guide Assembly 194
5 Adjustments
5.1 Setting of LED Print Head Drive Time 195
....Settings of Technical Function No. 26 (Table 5.1.1) 196

Table of Contents Page
....5.2.1 Confirmation Items 197
....5.2.2 Measurement 198
6 Cleaning and Maintenance
6.1 Replacement of Consumables 199
6.2 Routine Inspection 200
6.3 Printer Counter Display/Clear (User) 201
6.4 Printer Counter Display/Clear (Service) 202
6.5 Self-Diagnosis Test 203
6.6 Sensor Calibration Test 204
6.7 LED Test 205
6.8 Tone Send Test 206
6.9 High-Speed Modem Send Test 207
6.10 High-Speed Modem Receive Test 208
6.11 MF Send Test 209
6.12 Tone (TEL/FAX) 210
6.13 Protocol Data Dump Printing 211
6.14 System Reset 212
6.15 Service Codes 213
....Service Code list [Table 6.15.1] (1/2) 214
....Service Code list [Table 6.15.1] (2/2) 215
....G4 Service Code Lists 216
7 Troubleshooting
7.0 Extension cable lists 217
7.1 Overview 218
....7.1 Overall Troubleshooting Flow Chart 219
....7.2 No LCD Operation 220
....7.3 ALARM LED On 221
....7.4 Printing Test Failure 222
....7.5 No Local Copy 223
....7.6 Auto Dial Failure 224
....7.7 Transmission Problem 225
....7.8 Auto Reception Failure 226
....7.9 Reception Problem 227
....7.10 Sensor Calibration Test 228
....7.11 LED Test 229
....7.12 Tone Send Test 230
....7.13 High-Speed Modem Test 231
....7.14 MF Send Test 232
....7.15 Tone (TEL/FAX) Send Test 233
....7.16 No Acoustic Line Monitor 234
....7.17 Power Supply Unit 235
....7.18 No Document Feeding 236
....7.19 Multiple Document Feeding 237
....7.20 Document Skew 238
....7.21 Document Jam 239
....7.22 Printer Unit 240
........7.22.1 Precaution 241
........7.22.2 Troubleshooting Flow Charts of Printer Unit 242
........Table 7.22.2 Alarm Display 243
............Troubleshooting flow chart 1: Top Cover is Open 244
............Troubleshooting flow chart 2: Replace Image Drum
Message 245

Table of Contents Page
............Troubleshooting flow chart 3: Engine Controller Error 246
............Troubleshooting flow chart 4: Fuser Unit Thermal Error 247
............Troubleshooting flow chart 5: Paper Jams 248
............Troubleshooting flow chart 6: No Paper Tray or No
Paper 249
............Action Items (Printer Unit-LCD Message) Table 7.22.2 250
............Sample Image Problems (Figure 7.22.1) 251
............Troubleshooting flow chart 7: Light or Blurred Output 252
............Troubleshooting flow chart 8: Smeared Background on
Output 253
............Troubleshooting flow chart 9: Blank Output 254
............Troubleshooting flow chart 10: Vertical Black Stripes on
Output 255
............Troubleshooting flow chart 11: Evenly Spaced Marks on
Output 256
............Troubleshooting flow chart 12: Missing Print on Output 257
............Troubleshooting flow chart 13: Vertical White Stripes on
Output 258
............Troubleshooting flow chart 14: Poor Fusing 259
8 Dipswitch Setting Tables
Portuguese 260
A Board Descriptions
Preface 261
Service Caution 262
A1.1 Unit Configuration and Block Diagram 263
....Block Diagram 264
A2.1 Signal Flow Explanation 265
....1. Copy 266
....2. G3 TX (MH/MR/MMR) 267
....2-1. G3 TX (JBIG): OKIFAX 5900 only 268
....3. G3 RX (MH/MR/MMR) 269
....3-1. G3 RX (JBIG): OKIFAX 5900 only 270
....4. PC Print (Option) 271
....5. PC Scanner (Option) 272
....6. PC-FAX TX (Option) 273
....7. PC-FAX RX (Option) 274
....8. ISDN PC-FAX G3 TX (Option) 275
....9. ISDN PC-FAX G3 RX (Option) 276
....10. ISDN G3 TX (Option) 277
....11. ISDN G3 RX (Option) 278
....12. G4 TX (Option) 279
....13. G4 RX (Option) 280
....14. LAN Print (Option) 281
....A3.1 Toner Low Detection 282
....A3.2 Centronics Parallel Interface 283
....A3.3 Electrophotographic Process 284
....A3.4 Process Operation Descriptions 285
B Print Operation Description
B.1 Mechanical Components 286
B.2 Description of Print Operations 287
....1) Hopping and feeding 288

Table of Contents Page
....2) Charging 289
....3) Exposure 290
....4) Developing 291
....5) Transfer 292
....6) Fusing 293
....7) Cleaning 294
....8) Cleaning of rollers 295
B.3 Errors 296
....B.3.1 Errors List 297
....B.3.2 Major Trouble Errors 298
........B.3.2.1 Fuse Error 299
........B.3.2.2 Fan Error 300
........B.3.2.3 Paper Feed Monitoring 301
........B.3.2.4 2'nd Tray Communication Error 302
........B.3.2.5 Cover Open 303
....B.3.3 Recoverable errors 304
........B.3.3.1 Toner Low Detection 305
B.4 Other Special Cases 306
....B.4.1 Manual Paper Feed 307
....B.4.2 Cleaning 308
....B.4.2 Diagram - Description of Print Operations 309
C Illustrated Parts List
Illustrated Parts List 310
....Section 1: Cabinet Assembly 311
....Section 2: Control Panel Assy 312
....Section 3: Printer Assembly 313
....Section 4: Base Assembly 314
....Section 5: Frame Assy Scanner - (L) 315
....Section 6: Frame Assy - Scanner (U) 316
....Section 7: Cables, Option Boards 317
D Second Paper Feeder
Preface 318
1. Outline 319
....1.1 Functions 320
....1.2 External View and Component Names 321
2. Mechanism Description 322
....2.1 General Mechanism 323
....2.2 Hopper Mechanism 324
3. Parts Replacement 325
....3.1 Precautions Concerning Parts Replacement 326
....3.2 Parts Layout 327
....3.3 Parts Replacement Methods 328
........3.3.1 Stepping motor (Hopping) 329
........3.3.2 TQSB2 PCB 330
........3.3.3 Hopping Roller Shaft Assy and One-way Clutch Gear 331
4. Troubleshooting 332
....4.1 Precautions Prior to the Troubleshooting 333
....4.2 Preparations for the Troubleshooting 334
....4.3 Troubleshooting Method 335
........4.3.1 LCD Status Message List 336
5. Connection Diagram 337

Table of Contents Page
....5.1 Interconnection Diagram 338
....5.2 PCB Layout 339
6 Parts List 340
E PC-Loading
PC Loading 341
....1. General 342
........1.1 Application 343
........1.2 General 344
........1.3 Note on Explanation 345
........1.4 Related Document 346
....2. Basic Operation 347
........2.1 Supported Functions 348
........2.2 Differences from HSLS 349
........2.3 G4 PC Loading 350
............2.3.1 Operating Conditions 351
....3. PC Loading Procedure 352
........3.1 PC Loading Upon Memory Error Occurrence 353
............3.1.1 Explanation on Procedure 354
............3.1.2 Procedural Sequence Diagram 355
........3.2 PC Loading by Manual Operation 356
............3.2.1 Explanation of Procedure 357
............3.2.2 Procedural Sequence Diagram 358
............3.2.3 Operation Flow 359
........3.3 G4 Board PC Loading Procedure 360
............3.3.1 Explanation of Procedure 361
............3.3.2 Sequence Diagram 362
............3.3.3 G4 PC Loading Flow 363
....4. LCD Messages 364
....5. Buzzer Sounding Patterns 365
........5.1 Upon Start of PC Loading 366
........5.2 Upon Normal End 367
........5.3 Upon Error Occurrence 368
....6. List of Error Causes and Corresponding Codes 369
....7. Cautions 370
....8. Loading Processing Time 371
........8.1 Main Board 372
........8.2 ISDN Option Board 373
Service Manual for OF53/56Plus
7 Troubleshooting
............Overall Troubleshooting Flowchart 374

Page: 2
Service Guide OKIFAX 5700/5900
Chapter 0 Introduction
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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Copyright Listing
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.
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.
ZIP Code is a registered trademark of the United States Postal Service.
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)