Oki MB472w User manual

MB472w
Maintenance Manual
110614A

Copyright Information
Copyright © 2014 by Oki Data. All Rights Reserved
Disclaimer
Every effort has been made to ensure that the information in this document is complete, accurate, and up-to-
date. The manufacturer assumes no responsibility for the results of errors beyond its control. The
manufacturer also cannot guarantee that changes in software and equipment made by other manufacturers and
referred to in this guide will not affect the applicability of the information in it. Mention of software products
manufactured by other companies does not necessarily constitute endorsement by the manufacturer.
While all reasonable efforts have been made to make this document as accurate and helpful as possible, we
make no warranty of any kind, expressed or implied, as to the accuracy or completeness of the information
contained herein.
The most up-to-date drivers and manuals are available from the web site:
http://www.okiprintingsolutions.com

45762101TH Rev.1 iii /
Oki Data CONFIDENTIAL
This manual provides an overview of method for maintaining the MB472dnw.
This manual is intended for maintenance staff. For more information about how to operate the
MB472dnw, please refer to User 's manual.
Note! • Manual may be revised and updated at any time without notice.
• Unexpected mistakes may exist in the manual.
OKI will not assume any responsibility whatsoever for damage to the
equipmentrepaired/adjusted/changed by the user etc with this manual.
• The parts used for this printer may be damaged when handling
inappropriately. We strongly recommend maintaining this machine by our
registration maintenance staff.
• Please operate the machine after removing static electricity.
PREFACE
PREFACE
Risk of explosion if battery is replaced by an incorrect type.
Battery of the printer need not to be replaced. Do not touch the
battery.
Replace the whole board to replace the SU board (MSU).
In the case of replacing batteries at board repairs, replace with the
specified type ones. Installation of another type batteries may result in
explosion.
Caution for used batteries are as follows; do not recharge, force open,
heat or dispose of in fire.

45762101TH Rev.1 iv /
Oki Data CONFIDENTIAL
CONTENTS
CONTENTS
1. CONFIGURATION .................................................................1-1
1.1 System configuration ......................................................................................1-2
1.2 Structure of MFP .............................................................................................1-3
1.3 Offer of Options ...............................................................................................1-4
1.4 Specifications ..................................................................................................1-5
1.5 Interface specifications .................................................................................1-11
1.5.1 USB Interface Specification......................................................................1-11
1.5.1.1 Outline of USB Interface...................................................................1-11
1.5.1.2 USB Interface Connector and Cable ................................................1-11
1.5.1.3 USB Interface Signal ........................................................................1-11
1.5.2 Network Interface Specification................................................................1-12
1.5.2.1 Outline of Network Interface.............................................................1-12
1.5.2.2 Network Interface Connector and Cable ..........................................1-12
1.5.2.3 Network Interface Signal ..................................................................1-12
1.5.3 Telephone Line Interface Specification.....................................................1-13
1.5.3.1 Outline of telephone Line Interface ..................................................1-13
1.5.3.2 Telephone Line Interface Connector and Cable ...............................1-13
1.5.3.3 Telephone Line Interface signal........................................................1-13
1.5.4 USB Host Interface...................................................................................1-13
1.5.4.1 Outline of USB Host Interface ..........................................................1-13
1.5.4.2 USB Host Interface Connector .........................................................1-13
1.5.4.3 USB Host Interface Signal................................................................1-13
1.5.5 Wireless LAN Interface.............................................................................1-14
1.5.5.1 Outline of Wireless LAN ......................................................................1-14
2. TROUBLESHOOTING PROCEDURES ................................2-1
2.1 Precautions prior to repair ...............................................................................2-2
2.2 Items to be checked prior to taking action on abnormal images......................2-2
2.3 Precautions when taking action on abnormal images .....................................2-2
2.4 Preparations for troubleshooting ......................................................................2-2
2.5 Troubleshooting method...................................................................................2-3
2.5.1 LCD messages list .....................................................................................2-3
2.5.2 Service Call List .......................................................................................2-30
2.5.3 Fax Error List............................................................................................2-33
2.5.4 Email/Internet FAX/FAX Server Error List ................................................2-34
2.5.5 Preparing for troubleshooting...................................................................2-35
2.5.6 Print Troubleshooting................................................................................2-62
2.5.7 Response after Flash compulsive initialization.........................................2-67
2.5.8 Copy Image Abnormality Error Troubleshooting.......................................2-67
2.5.9 Network Troubleshooting..........................................................................2-68
2.5.10 Wireless Troubleshooting .........................................................................2-69
2.6 Fuse Checking ...............................................................................................2-70
3. MAINTENANCE MENUS.......................................................3-1
3.1 Maintenance Menu ..........................................................................................3-2
3.2 Service Bit Menu .............................................................................................3-9
3.3 Maintenance Utility ........................................................................................3-10
3.3.1 Maintenance Utility ..................................................................................3-10
3.4 Self-diagnostic mode ....................................................................................3-11
3.4.1 Operator Panel ........................................................................................3-11
3.4.2 Ordinary self-diagnostic mode (level 1)....................................................3-14
3.4.2.1 Entering self-diagnostic mode (level 1) ............................................3-14
3.4.2.2 Exiting self-diagnostic mode.............................................................3-14
3.4.2.3 Switch scan test ...............................................................................3-15
3.4.2.4 Motor clutch test...............................................................................3-17
3.4.2.5 Test print...........................................................................................3-19
3.4.2.6 Consumable item counter display ....................................................3-22
3.4.2.7 Number of print copies counter display ............................................3-22
3.4.2.8 Switching between the Factory mode and the Shipping mode ........3-23
3.4.2.9 Self-diagnostic function setting.........................................................3-23
3.4.2.10 LED head serial number display ......................................................3-24

45762101TH Rev.1 v /
Oki Data CONFIDENTIAL
CONTENTS
3.4.2.11 NVRAM parameter setting ...............................................................3-24
3.4.3 Adjustment at part replacement ...............................................................3-25
3.4.3.1 EEPROM data upload / download method.......................................3-25
3.5 Switch pressing function when power supply is turned on.............................3-26
3.6 Settings after Parts Replacement ..................................................................3-27
3.6.1 Notes on CU/PU board (MRM) replacement............................................3-27
3.6.2 Notes on SU board (MSU)/Scanner Unit replacement.............................3-30
4. REPLACEMENT OF PARTS .................................................4-1
4.1 Notes on replacement of parts.........................................................................4-2
4.2 Part replacement procedure ............................................................................4-4
4.2.1 Cover Side (L) ............................................................................................4-4
4.2.2 Cover Side(R).............................................................................................4-5
4.2.3 Board MRM ................................................................................................4-6
4.2.4 PWR unit ....................................................................................................4-7
4.2.5 Cover Stay(R) / Cover Stay(L)....................................................................4-8
4.2.6 Cover Front (Top) .......................................................................................4-9
4.2.7 SW Assy.....................................................................................................4-9
4.2.8 Scanner unit .............................................................................................4-10
4.2.8.1 Tray-assy-document / Cover-ADF-R-assy........................................4-12
4.2.8.2 ADF-unit ...........................................................................................4-13
4.2.8.3 Sheet-document / Paper-weight-assy / Spring-PW-ADF..................4-14
4.2.8.4 Hinge-assy-L / Hinge-assy-R ...........................................................4-15
4.2.8.5 Cover-ADF-F / Guide-assy-exit-sub / ADF-assy /
ADF board (MHD) ............................................................................4-16
4.2.8.6 Cover-assy-top-ADF / Guide-assy / Roller / Motor / Clutch /
Solenoid ...........................................................................................4-18
4.2.8.7 Guide-A-sub / Frame-assy-separator / Spring-separator /
Rubber-friction..................................................................................4-19
4.2.8.8 Cable (ADF-Rev SNS)......................................................................4-19
4.2.8.9 Cable (ADF-Reg SNS) .....................................................................4-20
4.2.8.10 Frame-assy-OP ................................................................................4-20
4.2.8.11 Frame-OP-panel / OPE board..........................................................4-21
4.2.8.12 LCD-assy..........................................................................................4-22
4.2.8.13 Frame-assy-FB.................................................................................4-23
4.2.8.14 How to remove Battery (SU Board MSU).........................................4-25
4.2.8.15 Frame-assy-hopping-ADF ................................................................4-26
4.2.9 Plate Stay L / Plate Assy Stay R ..............................................................4-27
4.2.10 LED Head.................................................................................................4-28
4.2.11 Frame-Assy-TR ........................................................................................4-28
4.2.12 Duplex Belt Assy ......................................................................................4-29
4.2.13 DC Motor .................................................................................................4-29
4.2.14 Hopping Clutch / MPT Clutch / Regist Clutch ..........................................4-31
4.2.15 HV-Board / Motor-FAN ............................................................................4-34
4.2.16 Cover Assy Stacker..................................................................................4-35
4.2.17 Stacker Cover...........................................................................................4-36
4.2.18 Fuser Assy ...............................................................................................4-37
4.2.19 MPT Assy.................................................................................................4-38
4.2.20 Cover Assy Rear ......................................................................................4-39
4.2.21 Guide Eject Lower Assy ...........................................................................4-41
4.2.22 Eject Motor ...............................................................................................4-42
4.2.23 Plate Side R Assy / Plate Side L Assy / Front Assy .................................4-43
4.2.24 Plate Side L Assy .....................................................................................4-44
4.2.25 Plate Side R Assy ....................................................................................4-45
4.2.26 Roller Regist.............................................................................................4-46
4.2.27 Roller Feed Assy ......................................................................................4-46
4.2.28
Lever In Sensor / Lever WR Sensor / Photo Interrupter....................................4-47
4.2.29 Paper feeding roller (Roller-Pick-Up, Roller-Feed-NOW)................................4-48
4.2.30 Paper feeding roller (Roller-Assy-MPT)....................................................4-49
4.2.31 Frame-Assy-Retard, Spring-Retard..........................................................4-50
4.2.32 W-LAN Board ( for MB472dnw)................................................................4-51
4.3 Lubrication point.............................................................................................4-52
4.3.1 Printer.......................................................................................................4-53
4.3.2 Scanner....................................................................................................4-63

45762101TH Rev.1 vi /
Oki Data CONFIDENTIAL
5. Periodic Maintenance ............................................................5-1
5.1 Cleaning...........................................................................................................5-2
5.2 Cleaning of LED lens array ..............................................................................5-3
5.3 Cleaning the Feed rollers and the Retard roller ...............................................5-4
5.4 Cleaning the MPT Feed rollers ........................................................................5-6
5.5 Cleaning Rollers in the ADF.............................................................................5-8
5.6 Cleaning the Document Glass .........................................................................5-9
6. CONNECTION DIAGRAMS ..................................................6-1
6.1 Connection diagram.........................................................................................6-2
6.2 Board Layout....................................................................................................6-4
6.3 Resistance value............................................................................................6-15
6.4 Firmware Information .....................................................................................6-17
6.4.1 ROM control numbers ..............................................................................6-17
6.4.2 Instruction of FW update ..........................................................................6-17
6.4.3 Checking and indication of the revision number.......................................6-18
6.4.4 Stamp of maintenance board indication...................................................6-18
7. APPENDIX.............................................................................7-1
7.1 List of Initialized range .....................................................................................7-2

Oki Data CONFIDENTIAL
1.
CONFIGURATION
1.1 System configuration ...................................................................1-2
1.2 Structure of MFP .........................................................................1-3
1.3 Offer of Options ...........................................................................1-4
1.4 Specifications ..............................................................................1-5
1.5 Interface specifications ..............................................................1-11

Oki Data CONFIDENTIAL
45762101TH Rev.1 1-2
1. CONFIGURATION
1.1 System configuration
System Configurations of the MFP Unit.
As the diagram 1-1 shows, for the MFP Unit is configured by Printer section and Scanner section.
Figure 1-1
Scanner Unit
Board
ADF Motor
ADF Relay
Board
Home Position sensor
FB Motor
Hopping Clutch
Revese Solenoid
Unit-CIS
Reverse Clutch
Paper set sensor
Reverse sensor
Scan sensor
Cover Open sensor
Speaker
LINE
TEL
FAX Unit Board
Host
Main print circuit board
LED head
Printer Section Scanner Section
Toner cartridge
Board
Image drum unit
Fuse
Relay
terminal
High voltage power supply
Unit
HUM/TEMP sensor
Fuser
FANTransfer roller
Stacker cover open
SW
Toner sensor board
Power supply
FAN
* is Option
Drum FAN
Low voltage power
supply unit
AC inlet
Fuser unit
Halogen lamp
temperature sensor
FUSE
Thermostat
USB 2.0
LAN
(10BASE-T/100BASE-TX/GigaBit Ether)
Entrance sensor
Write sensor
Faceup stacker open
sensor
2nd tray unit *
Main DC Motor
Hopping clutch (1st)
Register clutch
Hopping clutch (MPT)
Eject stepping motor
Rear cover open sensor
Wireless LAN module *
Paper end sensor (1st)
Paper end sensor (MPT)
LCD
Operator panel board
Soft power SW

Oki Data CONFIDENTIAL
45762101TH Rev.1 1-3
1. CONFIGURATION
1.2 Structure of MFP
The insides of multi function printers are composed of the following parts.
• Scanner part
• Electronic photography process part
• Paper path
• Control part (CU part/PU part)
• Power supply parts (high voltage part/low voltage part)
Figure 1-2 shows the composition of the MFP.
Figure 1-2

Oki Data CONFIDENTIAL 1. CONFIGURATION
45762101TH Rev.1 1-4
1.3 Offer of Options
This product can be installed with the following option.
(1) Second Tray Unit

Oki Data CONFIDENTIAL 1. CONFIGURATION
45762101TH Rev.1 1-5
1.4 Specifications
Print specifications
Item MB472dnw
Segment DT
Print speed
(simplex)
A4 33ppm
Letter 35ppm
Print speed (duplex) A4 17ppm
Letter 17ppm
Print Width A4 / Letter
Time to First Print 5sec.
Warm-up time from power on 30sec.
Recovery time from deep sleep 7sec.
Resolution Head 1200dpi
Maximum
Input dpi
1200x1200dpi
Output dpi 1200x1200dpi , 600x600dpi ,
300x300dpi (driver support only)
CPU Core MF2
Clock 667MHz
RAM Resident 512MB
Option No
ROM 3.0GB (eMMC)
Program + font area : 256MB
Data storage area : 2.75GB
HDD/SD card (Data storage) No
Connectivity Standard USB 2.0 ,10/100/Gigabit Ethernet,Wireless
802.11abgn,Host USB x 1 (Front),RJ11x2 (Line/Tel)
Options No
Printer Language PCL5e, PCL6(XL), EPSON FX, IBM ProPrinter, XPS
Fonts Scalable
Typefaces
87 PCL fonts
Bitmap
Typefaces
4 PCL fonts
(Line Printer, OCR-A/B, USPS ZIP Barcode)
Barcode 10 types of one dimension with 26 variations:
UPC-A, UPC-E, EAN/JAN-8, EAN/JAN-13,
Interleaved2of5, Code39, Code 128, EAN/UCC-128,
CODABAR, ZIP+4POSTNET
2 types of two dimensions : PDF417, Qrcode
Item MB472dnw
Paper
input
Paper
size
1st Tray A4,A5,A6,B5,Letter,Legal13/13.5/14,Executive,
Statement,16K (197 x 273),16K (195 x 270),
16K (184 x 260),Custom
2nd Tray
(Option)
A4,A5,B5,Letter,Legal13/13.5/14,Executive,
16K (197 x 273),16K (195 x 270),16K (184 x 260),
Custom
MPT A4,A5,A6,B5,Letter,Legal13/13.5/14,Executive,
Statement,16K (197 x 273),16K (195 x 270),
16K (184 x 260),4" x 6",5" x 7", Custom, C6, C5, DL,
Com-9, Com-10, Monarch,NAGAGATA #3,
NAGAGATA #4,YOUGATA #4,
HAGAKI,OUFUKU HAGAKI
Duplex A4,B5,Letter,Legal13/13.5/14,Executive,
16K (197 x 273),16K (195 x 270),16K (184 x 260)
Minimum
paper
size
1st Tray 3.9" x 5.8" (100 x 148mm)
2nd Tray
(Option)
5.8" x 8.3" (148x210mm) (A5 size)
MPT 3.4" x 5.5" (86 x 140mm)
Duplex 7.2" x 10.1" (182x257mm) (B5 size)
Maximum
paper
size
1st Tray/
2ndTray/
Duplex
8.5" x 14" (216 x 356mm) (Legal14 size)
MPT 8.5" x 52" (216 x 1,321mm)
Paper
weight
1st Tray/
2ndTray/
Duplex
16 - 32lb (60.16 - 120.32g/m2)
MPT 16 - 43lb (60 - 163g/m2)
Paper
Capacity
1st Tray 250 sheets (80g/m2)
2nd Tray
(Option)
530 sheets (80g/m2)
MPT 100 sheets (80g/m2)

Oki Data CONFIDENTIAL
45762101TH Rev.1 1-6
1. CONFIGURATION
Item MB472dnw
Paper
output
Paper
size
Facedown
Tray
A4,A5,A6,B5,Letter,Legal13/13.5/14,Executive,
16K (197 x 273),16K (195 x 270),
16K (184 x 260),Statement,Custom
Faceup Tray A4,A5,A6,B5,Letter,Legal13/13.5/14,Executive,
16K (197 x 273),16K (195 x 270),16K (184 x 260),
Statement,Custom, Com-9, Com-10, Monarch, DL,
C5, C6, 4" x 6", 5" x 7",HAGAKI, OUFUKU HAGAKI,
NAGAGATA #3, NAGAGATA #4, YOUGATA #4,
Banner up to 52"
Paper
weight
Facedown
Tray
16 - 32lb (60.16 - 120.32g/m2)
Faceup Tray 16 - 43lb (60 - 163g/m2)
Paper
Capacity
Facedown
Tray
150 sheets ( ≦80g/m2)
Faceup Tray 100 sheets ( ≦80g/m2)
Acoustic noise Operating 54dBA
Operating
(Quiet mode)
52dBA
Standby 30dBA
Power save
mode
Background level
Power consumption Deep sleep
mode
1.9W
Power save
mode
10W
Idle 95W
Typical
operation
600W
Peak 950W
Power Requirment <Voltage>
ODA, Taiwan : 120V AC +/-10%
OEL, ODA230, AOS : 230V AC +/-10%
<Frequency>
50/60Hz +/-2%
Operating tempature 10 - 32 (C degree)
Operating humidity 20 - 80 %
Operation panel Type/Color Mono Graphic
Size 3.5 inches
Back Light Yes (White)
LED Copy/Scan/Print/Fax(Blue),Status (Amber),Start
(Green x 2),Power save (Green),Data in memory
Item MB472dnw
Operation panel Switches Copy, Scan, Print, Fax, Status, Setting, Help,
Reset, Back, OK, Arrow(Up/Down/Left/Right),
Numerical(0-9,*,#), Clear, Mono Start, Color Start,
Stop, Power Save, Speed dial (Job macro), Shift,
One touch (x8),QWERTY keyboard
Soft power
switch
Front side : right bottom corner
Buzzer Yes (Speaker)
Dimension
(inch./mm)
Width 16.8"/427mm
Depth 16.7"/425mm
Height 17.9"/455mm
Weight Approx. 20kg
Printer life 200,000 pages or 5 years
Max. Monthly Printer duty 60,000 pages
Recommended Duty Cycle 250 to 3,000 pages
MTBF (2.3% duty) 5,700 hours
MPBF 24,000 pages
MTTR 20 minutes
Toner life Starter toner Approx. 2,000 pages (company standard)
Supplies 3,000 pages / 7,000 pages (@ISO19752)
Image drum life at
simplex (w/o power
save)
Continuous 44,000 pages
3 pages per
job
30,000 pages
1 page per
job
17,500 pages
Image drum life at
duplex (w/o power
save)
Continuous 11,500 pages
6 pages per
job
10,500 pages
2 pages per
job
8,500 pages
Transfer roller life Equal to printer Life
Fuser life Equal to printer Life

Oki Data CONFIDENTIAL
45762101TH Rev.1 1-7
1. CONFIGURATION
Copy specifications
Item MB472dnw
Copy speed
(Flatbed)
A4 up to 33cpm
Letter up to 35cpm
Copy speed
(ADF simplex,
multipul originals)
A4 up to 33cpm
Letter up to 35cpm
Copy speed
(ADF duplex,
multipul originals)
A4 16cpm
Letter 16cpm
Time to first copy 10sec
Copy resolution Scan 300x300dpi, 300x600dpi, 600x600dpi
Print 600x600dpi
Resolution
selection
High speed, Normal, High quality
Original size Flatbed A4,A5,A6,B5,Letter,Executive
Minimum size:N/A
Maximum size:8.5"x11.69" (215.9x297mm)
RADF(Simplex) A4,A5,A6,B5,Letter,Legal13"/13.5"/14",Executive
Minimum size:4.13"x5.8" (105x148mm)
Maximum size:8.5"x14" (215.9x355.6mm)
RADF(Duplex) A4,A5,B5,Letter,Legal13"/13.5"/14",Executive
Minimum size:4.13"x5.8" (105x148mm)
Maximum size:8.5"x14" (215.9x355.6mm)
Original weight Flatbed N/A
RADF 16 - 28lb (60 - 105g/m2)
Original capacity Flatbed N/A
RADF 50 sheets (80g/m2)
Copy Scaling Auto,
Manual :
25% - 400%,
Preset :
100%, 70%(A4->A5), 78%(Legal14->Letter),
81%(Legal13.5->Letter), 84%(Legal13->Letter),
86%(A4->B5), 94%(A4->Letter), 97%(Letter->A4),
98%(Fit to page), 115%(B5->A4), 141%(A5->A4)
Copy Quantity Selectcion up to 99
Document type selection Text, Photo/Text, Photo, Photo(Glossy)
Image quality adjustment Density, Background removal, Contrast
Item MB472dnw
Print Function Quiet mode Ye s
Toner save
mode
Ye s
Override A4/
Letter
Yes (for Printing)
AirPrint Ye s
Google
Cloud Print
Ye s
USB direct
print
Yes (TIFF)
Secure Print Ye s
Encrypt
secure Print
Ye s
IC card
reader
TBD (by firmware update)
Remote Firmware update Ye s
Certification Energy star (ver.2), Blue Angel,
Wi-Fi certified (WPA2 enterprise supported)

Oki Data CONFIDENTIAL
45762101TH Rev.1 1-8
1. CONFIGURATION
Item MB472dnw
Copy function Duplex copy Yes (1 to 2, 2 to 1, 2 to 2)
ID card copy Ye s
Collate Ye s
Continuous
scan
Ye s
N in 1 Yes (2in1/4in1)
Repeart Yes (x2/x4)
Mixed originals Yes (comibination of Letter and Legal 13/13.5/14)
Edge erase Yes (OFF, 2 to 50mm)
Margin shift Yes (OFF,-25 to +25mm from left/top)
Scan specifications
Item MB472dnw
Sensor type Color CIS
Optical
resolution
600dpi
Scan speed Flatbed 6 sec/page (A4, Gray, 300dpi),
11sec/page (A4, Color, 300dpi)
ADF 2 sec/page (A4, Gray, 300dpi) ,
6sec/page (A4, Color, 300dpi)
Original size Same as Copy specifications
Scan to Function Email, Shared folder (CIFS/FTP/HTTP),
USB, Computer(Local PC), Remote scan
Scan to email,
network PC, USB
Mode Color, Grayscale, Binary
Resolution 75, 100, 150, 200, 300, 400, 600dpi
File format PDF, Secure PDF, High compression-PDF,
S-TIFF/M-TIFF(RAW/G3/G4 Compressed),
JPEG(color, grayscale only), XPS
Document type
selection
Text, Photo/Text, Photo, Photo(Glossy)
Duplex scan Yes (OFF/Long edge bind/Short edge bind)
Continuous
scan (Job build)
Ye s
Image quality
adjustment
Density, Background removal, Contrast,
Hue, Saturation, RGB
Edge erase Yes (OFF, 5 to 50mm)
File
compression
level
Color / Grayscale : Low / Medium / High
Binary : Raw / Medium / High
Address book 300 locations, 20 group address
Scan profile 50 profiles
File system
(scan to USB)
FAT12, FAT(FAT16), FAT32
Scan to computer
(with Actkey)
Mode Color, Grayscale, Binary, Halftone
Resolution 75, 100, 150, 200, 300, 400, 600dpi
File format PDF（Multi/Single), TIFF（Multi/Single),
JPEG, BMP, PCX, GIF, TGA, PNG, WMF,
EMF
Remote scan Mode Color, Grayscale, Binary, Halftone
Resolution 75, 100, 150, 200, 300, 400, 600, 1200,
2400, 4800, 9600, 19200dpi,
Custom(50 to 600dpi)
Communication data storage Ye s

Oki Data CONFIDENTIAL
45762101TH Rev.1 1-9
1. CONFIGURATION
FAX specifications
Item MB472dw
Connetivity PSTN, PBX line
Speed ITU-T G3 (Super G3) up to 33.6kbps, Approx.
2seconds/page
Coding method MH, MR, MMR, JBIG
Fax memory 4MB (Approx. 200pages)
One-touch dials 16 dials (8 x 2 using Shift key)
Speed dials 300 locations, 20 groups
On hook dial Ye s
Redial Ye s
Internet Fax T.37 simple mode
Original size A4, Letter, Legal13, Legal13.5, Legal14
Resolution Std, Fine, Ex-fine, Photo
Density control Yes (7 levels)
Duplex scan/print Ye s
Continuous scan Ye s
FAX function TEl/TAD/FAX
auto switching
Ye s
Distinctive Ring
Detection
Ye s
Automatic Tray
select for Fax
print
Ye s
(Letter&Legal13/13.5/14)
Block junk FAX Ye s
PC FAX Ye s
(sending only)
Automated
delivery
Ye s
Edge erase Ye s
FAX reception
image preview
No
FAX to server
(FAX gateway)
Ye s
Common specifications
Item MB472dw
Emulation PCL / SIDM / XPS
Network (wired) 10/100/Gigabit
Network (wireless) 802.11a/b/g/n (standard)
SD memory No
FDI No
Protocol TCP/IP v4, TCP/IP v6, NetBIOS over TCP, DHCP,
BOOTP, HTTP, HTTPS, DNS, DDNS, WINS, UPNP,
Bonjour., SMTP, POP3, SNMPv1&v3, SNTP, IPP,
IPPS, WSD Print, WSD Scan, LLTD, IEEE802.1X,
LPR, Port9100, Telnet, FTP, IPSec, Secure Protocol
Server, LDAP, LDAPS, CIFS, FTP, FTPS, SMTP,
SMTPS, AirPrint, Google Cloud Print, WLAN
802.11abgn

Oki Data CONFIDENTIAL
45762101TH Rev.1 1-10
1. CONFIGURATION
Report Print
No Report Name Manual Auto
Op Panel
1 Configuration Ye s No
2 File List Ye s No
3 Error Log Ye s No
4 Demo Page Ye s No
5 MFP Usage Report Ye s No
6 Network Information Ye s No
7 PCL Font List Ye s No
8 PSE Font List No No
9 PPR Font List Ye s No
10 FX Font List Ye s No
11 Engine Menu Print Yes* No
12 File System Check
Report No No
13 Scan To Log Report Ye s No
14 E-Mail Address List Ye s No
15 Speed Dial List Ye s No
16 Group List Ye s No
17 Transmit Journal,
Receipt Journal Ye s Ye s
18 Transmit Confirmation
Report No Ye s
19 Check Message No Ye s
20 F-CODE Box Journal No Ye s
21 Erased Report No Ye s
22 F-Code Box List Ye s No
23 Block Junk Fax List Ye s No
24 T30 Monitor Ye s No
25
E-mail/Internet FAX/
FAX Server Transmit
and Receipt Journal
Ye s Ye s
No Report Name Manual Auto
Op Panel
26
E-mail/Internet FAX
Transmit Confirmation
Report
No Ye s
27
E-mail/Internet FAX
Check Message
Report
No Ye s
28 Network Syslog Print Ye s No
29 Print check Pattern Ye s No
* Default settings is not to be displayed in a menu item.

Oki Data CONFIDENTIAL 1. CONFIGURATION
45762101TH Rev.1 1-11
1.5 Interface specifications
1.5.1 USB Interface Specification
1.5.1.1 Outline of USB Interface
(1) Basic Specification
USB
(2) Transmission Mode
Hi speed (480Mbps±0.05% max.)
(3) Power Control
Self power device
1.5.1.2 USB Interface Connector and Cable
(1) Connector
• Printer side: B receptacle (female)
Upstream port
Equivalent of UBR24-4K5C00 (made by ACON)
(2) Cable
Cable length : Specification Cable of USB2.0 spec. of less than 5m.(less
than 2m is recommended)
1.5.1.3 USB Interface Signal
Name of Single Function
1 Vbus Power Supply (+5V)(red)
2 D - Data transmission (white)
3 D + Data transmission (green)
4 GND Single ground (black)
Shell Shield
2
34
1
Connector pin arrangement
• Cable side: B plug (male)

Oki Data CONFIDENTIAL
45762101TH Rev.1 1-12
1. CONFIGURATION
1.5.2 Network Interface Specification
1.5.2.1 Network Interface Basic Specification
Network Protocol
・TCP/IP related
1.5.2.2 Network Interface Connector and Cable
(1) Connector
1000 Base-T/100 BASE-TX/10 BASE-T
(auto switch and simultaneous use are not available)
18
1.5.2.3 Network Interface Signal
Pin No. Signal name Functions
1 TRD+(0) Transmit and receive Data 0 (+)
2 TRD-(0) Transmit and receive Data 0 (-)
3 TRD+(1) Transmit and receive Data 1 (+)
4 TRD+(2) Transmit and receive Data 2 (+)
5 TRD-(2) Transmit and receive Data 2 (-)
6 TRD-(1) Transmit and receive Data 1 (-)
7 TRD+(3) Transmit and receive Data 3 (+)
8 TRD-(3) Transmit and receive Data 3 (-)
Connector pin arrangement
(2) Cable
Unshielded twisted pair cable with RJ-45 connectors (category 5e or later)

Oki Data CONFIDENTIAL
45762101TH Rev.1 1-13
1. CONFIGURATION
1.5.3 Telephone Line Interface Specification
1.5.3.1 Outline of telephone Line Interface
The machine will reliably communicate with distant stations over voice-level telephone line.
1.5.3.2 Telephone Line Interface Connector and Cable
Connector Type : RJ-11
Cable Type : TEL Cable (With RJ-11 plug)
Connector contact arrengement
6 1 6 1
TEL
LINE
1.5.3.3 Telephone Line Interface signal
Contact No. Functions
TEL 1 Unspecified
2 Unspecified
3 TCP
4 TCP
5 Unspecified
6 Unspecified
LINE 1 Unspecified
2 Unspecified
3 TCP
4 TCP
5 Unspecified
6 Unspecified
TCP : Terminal Connection Point
1.5.4 USB Host Interface
1.5.4.1 Outline of USB Host Interface
(1) Basic Specification
USB
(2) Transmission Mode
Hi Speed (480Mbps±0.05% max.)
(3) Supply Power
Max. 500mA
(4) Connection devices
USB memory
1.5.4.2 USB Host Interface Connector
USB A plug connector
Equivalent of UBA-4R-D14-4DLF (JST Mfg. Co.,Ltd)
4321
Connector pin arrangement
1.5.4.3 USB Host Interface Signal
Name of Signal Function
1 Vbus Power Supply (+5V)(red)
2 D - Data transmission (white)
3 D + Data transmission (green)
4 GND Single ground (black)
Shell Shield

Oki Data CONFIDENTIAL
45762101TH Rev.1 1-14
1. CONFIGURATION
1.5.5 Wireless LAN Interface
1.5.5.1 Outline of Wireless LAN
(1) Specification
IEEE 802.11b/g/n (2.4GHz/5GHz)
(2) Power supply voltage
5V
(3) MFP side interfaces
USB
USB Port
Note! In using wireless LAN, don't connect a LAN cable to this product.