Oki OKIFAX 5400 User manual

OKIFAX 5400
Maintenance Manual
First Edition
Attention
The data of App.C and E are not contained in this manual (PDF).
(The contents of App.C and E are still paper drawings and in the
process of changing into computer data.)
August, 1999
Oki Data Corporation

40838301TH Rev.1
Document Revision History
Title: OKIFAX5400 Maintenance Manual
Revision
Number Revision Date Change Author
CommentsItem
1 July, '99 ISSUE E3 Iwata

40838301TH Rev.1
This manual is intended to be used for installing and maintaining OKIFAX 5400 facsimile trans-
ceiver.
Maintenance of the OKIFAX 5400 is assumed to be conducted at the following levels:
• Assembly-level maintenance for mechanical portions
• Unit-level maintenance for electrical at portions
CAUTION: DANGER OF EXPLOSION IF BATTERY IS INCORRECTLY REPLACED.
REPLACE ONLY WITH THE SAME OR EQUIVALENT TYPE RECOMMENDED BY THE
MANUFACTURER. DISCARD USED BATTERIES ACCORDING TO THE
MANUFACTURER'S INSTRUCTIONS
and
ATTENTION: IL Y A DANGER D'EXPLOSION S'IL Y A REMPLACEMENT INCORRECT
DE LA BATTERIE. REMPLACER UNIQUEMENT AVEC UNE BATTERIE DU MEME
TYPE OU D'UNT TYPE RECOMMANDE PAR LE CONSTRUCTEUR. METTRE AU
REBUT LES BATTERIES USA GEES CONFORMEMENT AUX INSTRUCTIONS DU
FABRICANT.
Programming procedures of the following uses's functions are not described in this maintenance
manual.
Please refer to user's guide.
• One-touch key programming
• Two-digit auto dial programming
• Group setting
• Programming mail box password
• Memory operation
© Copyright 1999 Oki Data Corporation
This manual is subject to alteration without prior notification.
PREFACE

40838301TH Rev.1 1
CONTENTS
CHAPTER 1 GENERAL INFORMATION
1.1 General Performance...........................................................................................................1-1
1.2 General User's Function ...................................................................................................... 1-4
1.3 General Maintenance Functions ..........................................................................................1-7
1.4 General Appearance............................................................................................................1-8
1.5 Basic Performance Specifications .......................................................................................1-10
1.6 Reports and Lists .................................................................................................................1-19
CHAPTER 2 INSTALLATION PROCEDURE
A. SETUP INFORMATION....................................................................................... 2-1
2.1 General ................................................................................................................................2-1
2.2 Site Selection .......................................................................................................................2-3
2.3 Unpacking ............................................................................................................................2-5
2.4 Check of Contents ...............................................................................................................2-8
2.5 Installation of Attachments...................................................................................................2-9
2.6 AC Cord Connection ............................................................................................................2-14
2.7 Telephone and Line Connections ........................................................................................2-15
2.8 Packing for Shipment...........................................................................................................2-15
B. PROGRAMMING AND INITIAL SETTINGS ........................................................ 2-16
2.9 Initial Settings.......................................................................................................................2-16
2.9.1 General Procedure of Key Operation......................................................................2-16
2.9.2 Technical Functions ................................................................................................2-20
2.9.3 Techical Functions Example ...................................................................................2-31
2.9.4 User’s Functions .....................................................................................................2-38
2.9.5 User's Functions Example ......................................................................................2-54
2.9.6 Clock Adjustment .................................................................................................... 2-61
2.9.7 Dual Access Operation ...........................................................................................2-62
2.9.8 System Data Programming.....................................................................................2-63
2.9.9 Dial Parameters Settings ........................................................................................2-65
2.9.10 Off-line Tests...........................................................................................................2-69
2.9.11 On-line Tests...........................................................................................................2-71
C. INSTALLATION OF OPTIONAL UNITS .............................................................. 2-74
CHAPTER 3 BRIEF TECHNICAL DESCRIPTION
3.1 Fundamentals of the Electro-Photographic Process............................................................3-2
3.2 Actual Electo-photographic Process....................................................................................3-4
3.3 Boards and Units .................................................................................................................3-5
3.3.1 Boards and Units .................................................................................................... 3-5
3.4 Overall Dimension and Mechanical Structure......................................................................3-7
CHAPTER 4 MECHANICAL DISASSEMBLY AND REASSEMBLY
4. General ................................................................................................................................4-1
4.1 Precautions for Parts Replacement .....................................................................................4-1
4.2 Tools ....................................................................................................................................4-2
4.3 How to Disassemble and Reassemble ................................................................................4-2
4.3.1 LED Print Head .......................................................................................................4-5
4.3.2 ID Unit, Rear Cover, NCU Cover, Main Cover, Separation Plate, NCU Board,
Modem Board ....................................................................................................................... 4-6

40838301TH Rev.1 2
4.3.3 Control Panel Assembly, Paper Guide (U) Assembly.............................................4-8
4.3.4 Sub-roller, ADF Roller Assembly, Pinch Roller, Contact Image Sensor,
Document Detectors (PC1 and PC2)......................................................................4-10
4.3.5 Resist Motor, Drum Motor, Release Guide Assembly, Manual Guide Assembly,
Stacker Cover, Fusing Unit .....................................................................................4-12
4.3.6 Lower Base, Motor Assembly, Back-up Roller, Transfer Roller ..............................4-14
4.3.7 Resist Roller, Hopping Roller, Sensor Plates ......................................................... 4-16
4.3.8 MCNT Board, Power Supply Unit, Contact Assembly, Transformer, Sub-PSU......4-18
CHAPTER 5 ADJUSTMENTS
5.1 Setting of LED Print Head Drive Time .................................................................................5-1
5.2.1 Confirmation Items ..................................................................................................5-2
5.2.2 Measurement ..........................................................................................................5-3
CHAPTER 6 CLEANING AND MAINTENANCE
6.1 Replacement of Consumable Parts .....................................................................................6-1
6.2 Routine Inspection ...............................................................................................................6-3
6.3 Printer Counter Display/Clear ..............................................................................................6-5
6.4 Printer Counter Display/Clear ..............................................................................................6-6
6.5 Self-diagnosis Test ..............................................................................................................6-7
6.6 Sensor Calibration Test .......................................................................................................6-10
6.7 LED Test ..............................................................................................................................6-12
6.8 Tone Send Test ...................................................................................................................6-13
6.9 High-speed Modem Send Test ............................................................................................6-14
6.10 High-speed Modem Receive Test........................................................................................6-16
6.11 MF Send Test ......................................................................................................................6-17
6.12 Tone (TEL/FAX)...................................................................................................................6-18
6.13 Protocol Dump Data Printing ...............................................................................................6-19
6.14 System Reset.......................................................................................................................6-23
6.15 Service Code .......................................................................................................................6-24
CHAPTER 7 TROUBLESHOOTING AND REPAIR FOR OKIFAX 4500
7.1 Overall Troubleshooting Flow Chart ....................................................................................7-2
7.2 No LCD Operation ...............................................................................................................7-3
7.3 ALARM LED On...................................................................................................................7-4
7.4 Printing Test Failure.............................................................................................................7-5
7.5 No Local Copy .....................................................................................................................7-6
7.6 Auto Dial Failure ..................................................................................................................7-7
7.7 Transmission Problem .........................................................................................................7-8
7.8 Auto Reception Failure ........................................................................................................7-10
7.9 Reception Problem ..............................................................................................................7-11
7.10 Sensor Calibration Test .......................................................................................................7-13
7.11 LED Test ..............................................................................................................................7-14
7.12 Tone Send Test ...................................................................................................................7-15
7.13 High-speed Modem Test......................................................................................................7-16
7.14 MF Send Test ......................................................................................................................7-18
7.15 Tone (TEL/FAX) Send Test .................................................................................................7-19
7.16 No Acoustic Line Monitor .....................................................................................................7-20
7.17 Power Supply Unit ...............................................................................................................7-21
7.18 No Document Feeding .........................................................................................................7-28
7.19 Multiple Document Feeding .................................................................................................7-29
7.20 Document Skew...................................................................................................................7-30
7.21 Document Jam.....................................................................................................................7-32
7.22 Printer Unit ...........................................................................................................................7-33
7.22.1 Precautions .............................................................................................................7-33
7.22.2 Troubleshooting Flow Charts of Printer Unit...........................................................7-34

40838301TH Rev.1 3
CHAPTER 8 DIPSWITCHS SETTING TABLES
Appendix A PC Board Description and Operation
Appendix B Description of Print Operation for OKIFAX 5400
Appendix C Circuit Diagrams and Parts List (OKIFAX 5400)
Appendix D Mechanical Expanded View Drawing and Parts List (OKIFAX 5400)
Appendix E Board Layout (OKIFAX 5400)
Appendix F Second Paper Feeder Manual
Appendix G RMCS System Manual

40838301TH Rev.1
CHAPTER 1
GENERAL INFORMATION

40838301TH Rev.1 1 - 1
1.1 General Performance
(1) Type of appearance
• Desktop type
(2) Applicable lines
• Public switched telephone network (PSTN)
• Private branch exchange (PBX)
(3) Compatibility
• ITU-T Group 3 facsimile transceiver
(4) Document width
• Max. 216 mm (NA Letter)
• Min. 148 mm (ISO A5 size)
(5) Effective reading width
• Max. 215 mm (NA Letter)
• Max. 208 mm (ISO A4 size)
(6) Scanning length
• 128 mm to 356 mm
Length setting: Unlimited (1500 mm) is also available.
(7) Automatic document feeder (ADF)
• 30 sheets (NA Letter/A4-size: 20-1b bond. Oki Data recommended paper)
• 15 sheets (NA Letter/A4-size: 13 to 28-1b bond)
Note: NA is North America
(8) Recording paper or sheet
• First cassette: NA Letter/NA Legal/A4-size plain paper cut
250 sheets capacity (20-1b bond*)
• Second cassette (Option): NA Letter/NA Legal/A4-size plain paper cut
500 sheets capacity (20-1b bond*)
• Manual loading feeder: Transparency for overhead projector, applicable.
Sheet size: NA Letter/NA Legal/A4-size
*: Oki Data recommended paper
(9) Printable width
• NA Letter: 211.3 mm (203.2 mm for assured quality)
• NA Legal: 211.3 mm (203.2 mm for assured quality)
• ISO A4: 206 mm (197.3 mm for assured quality)
(10) Printable length
• NA Letter: 273.4 mm (266.7 mm for assured quality)
• NA Legal: 349.6 mm (342.9 mm for assured quality)
• ISO A4: 291 mm (284.3 mm for assured quality)
(11) Copy stacker
• Max. 100 sheets (20-lb bond)
*: Oki Data recommended paper
(12) Scanning resolution
a) Horizontal:
• 300 dots/inch

40838301TH Rev.1 1 - 2
b) Vertical:
Transmission mode: 3.85 line/mm (STD), 7.7 line/mm (FINE) or 300 dot/inch (EX.FINE)
COPY mode: 7.7 line/ mm(FINE) or 300 dot/inch(EX.FINE)
(13) Scanning method
• 2592 bits contact image sensor
(14) Recording resolution
a) Horizontal:
300 dots/inch
b) Vertical:
Variable: Automatically adjusted to the paper length.
(300 to 395 dot/inch), STD mode (3.85 to 5.06 line/mm) and FINE
mode (7.7 to 10.13 line/mm) and EX-FINE mode (15.4 to 20.24
line/mm)
Fixed: STD mode: 3.85 line/mm
FINE mode: 7.7 line/mm
EX-FINE mode : 15.4 line/mm
: 300 dot/inch
(15) Recording method
• 211.3 mm (2496 bit) or 216.7 mm (2560 bit)
(16) Minimum scan line time for reception
• When receiving from OKIFAX or ECM: 0 ms
• When receiving from non- OKIFAX and non ECM: 10 ms at 3.85 line/mm
5 ms at 7.7 line/mm
(17) Print speed
• Max. 8 sheets per minute
(18) Pre-heating time
• Approx. 20 sec. (standby print)
(19) Coding scheme
• Modified Huffman (MH)
• Modified READ (MR)
• Modified Modified READ (MMR)
(20) Modem
• ITU-T Rec. V.29: 9600 bps for use on point-to-point 4-wire leased telephone
type circuit
• ITU-T Rec. V.27 ter: 4800 bps modem for use in PSTN (Public Switched Tele-
phone Network)
• ITU-T Rec. V.21 channel 2: 300 bps duplex modem for PSTN
• ITU-T Rec. V.17: 2-wire modem for fax application up to 14.4 kbps
• ITU-T Rec. V.34:
Note: V.34 (33.6 kbps) optional is available when V.34 optional Modem board is installed
and serviceman set enable.
(21) Transmission speed
• 6 sec. per sheet of ITU-T No. 1 sample document
• 3 sec. per sheet of ITU-T No. 1 sample document
Note: This is Phase C time at 3.85 line/mm and 28800 bps for 3 sec. and 14400 bps for
6 sec. in MMR code transmission.

40838301TH Rev.1 1 - 3
(22) Protocol
• ITU-T Rec. T.30
• OKI special protocols: High-speed protocol
(23) Error correction mode (ECM)
(24) Communication mode
• Half duplex
(25) Memory capacity
• Basic model: 2.5 M byte
• Optional memory: 4 M byte memory board can be added.
(26) Liquid crystal display (LCD)
• Two rows of 20 characters for operation guidance, check and various kinds of information
(27) Power source
• Nominal input voltage 120 VAC for ODA version
• Nominal input voltage 230 VAC for INT’L version
(28) MFP (Multi- Function Peripheral) function
• By installing the optional board (CTR board), the MFP function can be realized:
PC Printer Function
PC Scanner Function
PC FaxModem Function
Location Programing Function
Note: For details, see “Product Specification for MFP”