Oki MC873dn User Manual

45850101TH Rev.1
v /
Oki Data CONFIDENTIAL
CONTENTS
3.4.10 Factory-Shipping mode switching ............................................................3-34
3.4.11 Self-diagnostic function setting ................................................................3-35
3.4.12 LED head serial number display ..............................................................3-36
3.4.13 Drum Manual Cleaning ............................................................................3-36
3.4.14 Functions of buttons after power-on ......................................................... 3-37
3.5 Setup after part replacement ........................................................................3-38
3.5.1 Notes on CU/ PU board replacement .......................................................3-38
3.5.2 Notes on HDD replacement .....................................................................3-40
3.6 Manual density adjustment setting .................................................................3-41
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 Belt unit ......................................................................................................4-4
4.2.2 Fuser unit ...................................................................................................4-5
4.2.3 Cover side-L-upper / Cover side-L .............................................................4-6
4.2.4 Cover side-R-upper / Cover side-R ............................................................4-6
4.2.5 Rear cover Assy. .........................................................................................4-7
4.2.6 Duplex Unit ................................................................................................. 4-8
4.2.7 LED Assy. / Spring-Head ............................................................................ 4-9
4.2.8 Main board (board Assy-6CU) / Board memory ....................................... 4-10
4.2.9 HDD Assy / Plate Assy.-Sensor / Stapler Unit ..........................................4-12
4.2.10 Scanner Unit / Cover-Hinge(L) / Cover-Hinge(R) ..................................... 4-13
4.2.10.1 Tray-Assy-Document/Cover-ADF-R..................................................4-15
4.2.10.2 Tray-Assy-Document ........................................................................4-16
4.2.10.3 Damper Assy-L/R .............................................................................4-16
4.2.10.4 ADF-unit / CONN Cord / Film-Guard(L) / Film-Guard(R) .................4-17
4.2.10.5 Sheet-document/Paper-weight-Assy/Spring-PW-ADF .....................4-19
4.2.10.6 Hinge-Assy-L / Hinge-Assy-R ...........................................................4-20
4.2.10.7 ADF-Assy .........................................................................................4-21
4.2.10.8 Guide-Retard / Cover-Assy-Top-ADF / Motor /CONN Coard / Clutch /
Photo-sensor ....................................................................................4-22
4.2.10.9 Frame Assy.-Hopping(ADF)..............................................................4-23
4.2.10.10 Guide Assy.-Top / Board Assy.-6JC ................................................4-24
4.2.10.11 Guide-Assy-Retard .........................................................................4-25
4.2.10.12 Flatbed-Unit ....................................................................................4-25
4.2.10.13 Frame-assy-FB ...............................................................................4-26
4.2.11 Frame-Assy.-OP .......................................................................................4-28
4.2.12 2bin Assy. / Guide Assy.-2Bin / Stacker Assy.-2Bin .................................. 4-29
4.2.13 Top cover Assy. .........................................................................................4-31
4.2.14 Cable-Assy-Head / Lever-SNS / Photo Sensor ........................................4-33
4.2.15 Plate-Stay(L) ............................................................................................4-35
4.2.16 Plate-Stay(R) / Plate-Board-R-Assy / Plate-Support(Stay) ......................4-35
4.2.17 Front cover Assy. ......................................................................................4-37
4.2.18 Guide Assy.-eject .....................................................................................4-38
4.2.19 Post-fuser-lock ..........................................................................................4-38
4.2.20 Relay board (P6Z) / contact Assy. / Sensor Assy. Fuser-A ....................... 4-39
4.2.21 High-voltage power supply board .............................................................4-42
4.2.22 Frame Assy.-Front ....................................................................................4-43
4.2.23 Roller Assy.-registration ...........................................................................4-45
4.2.24 Roller-feed, roller-pickup, frame Assy.-pickup,and holder sensor Assy. ...4-46
4.2.25 Low-voltage power supply Assy. ............................................................... 4-48
4.2.26 Motor Assy.-belt and motor Assy-ID ......................................................... 4-50
4.2.27 Motor DC-FU (fuser motor) / Plate cover FU ............................................4-52
4.2.28
Side-R Assy. and side-L Assy. ...........................................................................4-53
4.2.29 Feed rollers (Tray 1/2/3/4) ...............................................................................4-56
4.2.30 Paper feed rollers (MPT pick-up roller/MPT feed roller/MPT retard roller) 4-58
4.2.31 Fuser Connector ......................................................................................4-60
4.2.32 Guide Assy.-Side-L / Rack-L ....................................................................4-61
4.2.33 Guide Assy.-Side-R / Rack-R ...................................................................4-61
4.2.34 Cover-FaceUP-B ......................................................................................4-62
4.3 Portions Lubricated ........................................................................................ 4-63

Oki MC873dn Specifications

General

Duplex printing	Yes
Print technology	LED
Maximum resolution	1200 x 600 DPI
Time to first page (black, normal)	9.5 s
Print speed (black, normal quality, A3)	20 ppm
Print speed (black, normal quality, A4/US Letter)	35 ppm
Copier resize	25 - 400 %
Maximum copy resolution	600 x 1200 DPI
Maximum number of copies	999 copies
Time to first copy (black, normal)	10 s
Copy speed (black, normal quality, A4)	35 cpm
Scan to	CIFS, E-mail, FTP, HTTP, Image, USB
Scan drivers	TWAIN
Scanner type	ADF scanner
Output color depth	24 bit
Scan speed (color)	50 ppm
Image formats supported	JPG, TIF
Document formats supported	PDF, XPS
Optical scanning resolution	600 x 600 DPI
Faxing	Color faxing
Fax memory	8 MB
Modem speed	33.6 Kbit/s
Fax speed dialing (max numbers)	1000
Digital sender	-
Printing colors	Black, Cyan, Magenta, Yellow
Maximum duty cycle	75000 pages per month
Page description languages	Epson FX, IBM ProPrinter, PCL 5c, PCL 6, PDF 1.7, PostScript 3
Wi-Fi	No
Cabling technology	10/100/1000Base-T(X)
Security algorithms	802.1x RADIUS, EAP, SSL/TLS, WPA2
Ethernet LAN data rates	10, 100, 1000 Mbit/s
Supported network protocols (IPv4)	TCP, DHCP, DHCPv6, BOOTP, HTTP, HTTPS, DNS, DDNS, WINS, , UPNP, Bonjour, SNMPv1&v3, SNTP, IPP, IPPS, WSD Print, WSD Scan, LLTD, IEEE802.1X, LPR, Port9100, Telnet, FTP, IPSEC, SecureProtocolServer, LDAP, LDAPS, CIFS, FTP, FTPS, SMTP, SMTPS, POP3
Internal memory	1260 MB
Internal storage capacity	250 GB
Sound power level (standby)	37 dB
Sound pressure level (printing)	54 dB
Paper input type	Paper tray
Total input capacity	300 sheets
Maximum input capacity	400 sheets
Total number of input trays	1
Auto document feeder (ADF) input capacity	100 sheets
Envelopes sizes	10, C4, C5, DL, Monarch
Custom media width	148.5 - 297 mm
Custom media length	210 - 431.8 mm
Paper tray media types	Banner, Envelopes, Plain paper
Paper tray media weight	64 - 220 g/m²
Non-ISO print media sizes	Executive (184 x 267mm), Folio (media size), Legal (media size), Letter (media size), Statement (140 x 216mm)
ISO A-series sizes (A0...A9)	A3, A4, A5, A6
ISO B-series sizes (B0...B9)	B4, B5
Maximum ISO A-series paper size	A3
Multi-Purpose Tray media weight	64 - 256 g/m²
Auto Document Feeder (ADF) media weight	60 - 120 g/m²
Display	LCD
Control type	Touch
Product color	Black, White
Display diagonal	7 \
Market positioning	Business
Standard interfaces	Ethernet, RJ-11, USB 2.0
Optional connectivity	Wireless LAN
USB 2.0 ports quantity	2
AC input voltage	220 - 240 V
AC input frequency	50 - 60 Hz
Power consumption (max)	1400 W
Power consumption (off)	0.1 W
Power consumption (sleep)	3 W
Power consumption (PowerSave)	30 W
Power consumption (average operating)	850 W
Sustainability certificates	ENERGY STAR
Storage temperature (T-T)	0 - 43 °C
Operating temperature (T-T)	10 - 32 °C
Storage relative humidity (H-H)	10 - 90 %
Operating relative humidity (H-H)	20 - 80 %

Weight and Dimensions

Depth	600 mm
Width	563 mm
Height	700 mm