Oki OKIFAX 5750 User manual

OKIFAX 5750 // 5950
Facsimile Machine
SERVICE
MANUAL

Table of Contents Page
Service Guide OKIFAX 5750/5950
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 5750/5950 7
....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 Configuration Report (List of Setting) 21
........1.6.1.1 Difference From OKIFAX 5700/5900 21
........1.6.1.2 Report Image 21
....1.6.2 Function List 21
........1.6.2.1 Difference from OKIFAX 5750/5950 21
........1.6.2.2 Report Image 21
....1.6.3 Help Report 21
........1.6.3.1 Report Image (Conditions for Description) 21
....1.6.4 Telephone Directory 21
........1.6.4.1 Difference from OKIFAX 5700/5900 21
........Telephone Directory P1 for OF5750 21
........Telephone Directory P2 for OF5750 21
........Telephone Directory P3 for OF5750 21
........Telephone Directory P4 for OF5750 21
........Telephone Directory P5 for OF5750 21
........Telephone Directory P1 for OF5950 21

Table of Contents Page
........Telephone Directory P2 for OF5950 21
........Telephone Directory P3 for OF5950 21
........Telephone Directory P4 for OF5950 21
........Telephone Directory P5 for OF5950 21
........Telephone Directory P6 for OF5950 21
........Telephone Directory P6 for OF5950 21
........Telephone Directory P7 for OF5950 21
........Telephone Directory P8 for OF5950 21
........Telephone Directory 21
....1.6.5 Group Directory 21
........1.6.5.1 Difference from OKIFAX5700/5900 21
........Group Directory for OKIFAX5750 21
........Group Directory P1 for OKIFAX5950 21
........Group Directory P2 for OKIFAX5950 21
........Group Directory 21
....1.6.6 Self Diagnosis Report 21
........1.6.6.1 Difference from OKIFAX5700/OF5900 21
........1.6.6.2 Report Image 21
....1.6.7 G3 Protocol Dump 21
........1.6.7.1 Difference from OKIFAX5700/OF5900 21
........Protocol Dump P1 21
........Protocol Dump P2 21
....1.6.8 G4 Protocol Dump 21
........Protocol Dump P1 21
........Protocol Dump P2 21
....1.6.9 Relay Broadcast Confirmation 21
........Relay Broadcast Confirmation Report P1 for OKIFAX 5750 21
........Relay Broadcast Confirmation Report P2 for OKIFAX 5750 21
........Relay Broadcast Confirmation Report P1 for OKIFAX 5950 21
........Relay Broadcast Confirmation Report P2 for OKIFAX 5950 21
........1.6.10 Internet Fax Reception Error Report (Error Mail
Report) 21
........Relay Broadcast Confirmation Report 21
....1.6.11 Activity Report 21
....1.6.11.1 Difference from OKIFAX5700/5900 21
........Activity Report 21

Table of Contents Page
....1.6.12 Message Confirmation 21
........1.6.12.1 Difference from OKIFAX5700/5900 21
........Message Confirmation (When the transmission is the
normal end) 21
........Message Confirmation (Error Report) 21
........1.6.13 Power Outage Report 21
....1.6.13.1 Difference from OKIFAX5700/5900 21
........Power Outage Report 21
....1.6.14 Confidential RX Report 21
........1.6.14.1 Difference from OKIFAX5700/5900 21
........Confidential RX Report 21
....1.6.15 Active Memory File 21
........1.6.15.1 Difference from OKIFAX 5700/5900 21
........Active Memory Files P1 21
........Active Memory Files P2 21
........Active Memory Files (In case of within 1 page) 21
....1.6.16 Broadcast Entry Report 21
........1.6.16.1 Difference from OKIFAX 5700/5900 21
........Broadcast Entry Report P1 21
........Broadcast Entry Report P2 21
........Broadcast Entry Report P1 for OKIFAX 5950 (1/2) 21
........Broadcast Entry Report P1 for OKIFAX 5950 (2/2) 21
........Broadcast Entry Report (When the destination of
Broadcast TX is specified by SPEED DIAL No. 1, No. 50, and
No. 100)
21
....1.6.17 Broadcast Confirmation Report 21
....1.6.18 Relay Broadcast Entry Report 21
....1.6.19 G3 Log Report 21
....1.6.20 NIC Configuration 21
........NIC Configuration (Type 1 ODA Version) 21
........NIC Configuration (Type 2) 21
....1.6.21 NIC Information 21
....1.6.22 E-mail Maintenance Report 21
....1.6.23 Descriptions of Communication Mode Column 21
........1.6.23.1 Mode Column in Activity Report 21
........1.6.23.2 Mode Column in MCF-multi Report (with/without
pictures) 21

Table of Contents Page
....1.6.24 Output Conditions of Various MCF Reports During
Transmission 21
........1.6.24.1 Difference from OKIFAX5700/5900 21
........1.6.24.2 Reports to be output when queuing for
communication is canceled 21
........1.6.24.3 Reports to be output upon canceling
communication by pressing STOP Key 21
........1.6.24.4 Reports to be output upon the communication
error end 21
........1.6.24.5 Reports to be output when the communication is
completed normally. 21
2 Installation
2.1 General Setup Information 76
2.2 Site Selection 77
2.3 Unpacking 78
2.4 Contents Idenfication 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
........2.9.2.2.10 LED Headstrobe 99

Table of Contents Page
........2.9.2.2.11 ADMIN Email Addr. 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 TSI/CSI Option 122
............2.9.5.2.3 Sender ID 123
............2.9.5.2.4 ISDN Tid 123
............2.9.5.2.5 ISDN Sub No. 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 & Table 127
............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 of Contents Page
............2.9.5.5.1 CNG Count 134
............2.9.5.5.2 Distinctive Ring 136
........2.9.5.6 Report Options: 135
............2.9.5.7.1 POP Interval 139
............2.9.5.7.2 DOMAIN Name 140
............2.9.5.7.3 Network Settings 141
............2.9.5.7.3.1 IP Address 139
............2.9.5.7.3.2 Subnet Mask 139
............2.9.5.7.3.3 Default Gateway 141
............2.9.5.7.3.4 SMTP Server Name 141
............2.9.5.7.3.5 POP Server Name 141
............2.9.5.7.3.6 POP User ID 141
............2.9.5.7.3.7 POP Password 141
............2.9.5.7.3.8 DNS P.SRV Addr. 141
............2.9.5.7.3.9 DNS S.SRV Addr. 141
............2.9.5.7.3.10 Host Name 141
............2.9.5.7.3.11 Fax Email Addr. 141
........2.9.5.7 LAN Options (1/2) 137
........2.9.5.7 LAN Options (2/2) 137
....2.9.6 User Default Setting 1 142
....2.9.6 User Default Setting 2 142
....2.9.7 Default Setting of Dial Parameters 143
....2.9.8 Technical Default Setting 144
....2.9.9 Off-line tests 145
........2.9.9.1 Self Diagnosis Flow 146
........Self Diagnosis Report 147
........2.9.9.2 Self Diagnosis Report 146
............2.9.9.2.1 Difference from OKIFAX 5700/5900 146
....2.9.10 On-line Tests 148
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
....2.10.5 G3 Dual Line Installation Instruction 155
....2.10.6 Second Paper Cassette Unit 155

Table of Contents Page
3 Brief Technical Description
Electrophotographic Process Flow 78
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

Table of Contents Page
........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
....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 ISDN Sending Test 211
6.14 Tone Send Test G3 211
6.15 Moden Send Test G3 211
6.16 MF (Tone) Test G3 211
6.17 Protocol Data Dump Printing 211
6.18 System Reset 212
6.19 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
....6.19.3 Internet-Fax Service Code List 216
7 Troubleshooting

Table of Contents Page
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 Precautions 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
............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 7.22.3 250
............Sample Image Problems (Figure 7.22.1) 251