Oki MB451 User Manual

Replacing Consumable Items
-168-
Replacing Toner Cartridges
Procedure for Replacement
1 Open the top cover and remove the used
toner cartridge.
Memo
 When disposing of used toner cartridges by necessity,
poly-bag them, and be sure to follow instructions and
regulations of your local government.
 Rotate the blue lever of the toner cartridge in
the direction of the arrow of on the toner
cartridge until it stops.
 Remove the toner cartridge.
2 Install a new toner cartridge.
 Unpack the new toner cartridge.
 Hold the toner cartridge and gently shake it
several times.
 Place the toner cartridge horizontally and
partially remove the tape from it.
 Hold the toner cartridge with the tape face
down and the blue lever on the right side.
 Insert the toner cartridge, while matching its
left side with the protrusion on the left side of
the image drum.
 Firmly press the grooves on the right side of
the toner cartridge against the protrusion of
the cartridge guide on the right side of the
image drum.
 While holding down the toner cartridge top
with your hand to prevent it from rising,
rotate the blue release lever on the right side
in the direction of the arrow of on the
toner cartridge until it stops.
Note
 When the toner cartridge is not fully fixed, a decline in
print quality may occur.
3 Lightly wipe the whole LED head with a
soft cloth or soft tissue paper.
Model Type
MB451/
MB461/
MB471/
MB471w/
ES4161
MFP
Starter toner cartridge
Toner cartridge
Toner cartridge
(Medium)
MB491/
ES4191
MFP
Starter toner cartridge
Toner cartridge
Toner cartridge
(Medium)
Toner cartridge (Large)
MB441/
MB451/
MB451w
Starter toner cartridge
Toner cartridge
Toner cartridge (Small)
WARNING
Be sure not to throw used toner
cartridges into fire; toner in the
cartridges may scatter and ignite,
causing burn injuries.
Toner cartridge
lever
Toner cartridge
Tape
Protrusion of image drum
lever

Oki MB451 Specifications

General

Duplex printing	Yes
Print technology	LED
Time to first page (black, normal)	5 s
Print speed (black, normal quality, A4/US Letter)	29 ppm
Dimensions (WxDxH)	455 x 425 x 427 mm
All-in-one functions	Copy, Fax, Print, Scan
Color all-in-one functions	No
Maximum duty cycle	30000 pages per month
Copier resize	25 - 400 %
Maximum number of copies	99 copies
Time to first copy (black, normal)	11 s
Scan to	CIFS, Fax, FTP, USB
Grayscale levels	7
Scan speed (black)	37.5 ppm
Scan speed (color)	10 ppm
Image formats supported	BMP, GIF, JPG, PCX, PNG, TGA
Faxing	Mono faxing
Fax memory	200 pages
Modem speed	33.6 Kbit/s
Fax transmission speed	2 sec/page
Total input capacity	- sheets
Total output capacity	150 sheets
Maximum input capacity	350 sheets
Total number of input trays	2
Multi-Purpose tray input capacity	100 sheets
Envelopes sizes	9, 10, C5, C6, DL
Maximum print size	210 x 297 mm
Duplex media weight	60 - 112 g/m²
Paper tray media types	Envelopes
Paper tray media weight	60 - 120 g/m²
ISO A-series sizes (A0...A9)	A4, A5, A6
ISO B-series sizes (B0...B9)	B5
Maximum ISO A-series paper size	A4
Multi-Purpose Tray media weight	60 - 150 g/m²
Display	LCD
Display resolution	320 x 128 pixels
Market positioning	Business
Standard interfaces	Ethernet, USB 2.0
USB 2.0 ports quantity	USB 2.0 ports have a data transmission speed of 480 Mbps, and are backwards compatible with USB 1.1 ports. You can connect all kinds of peripheral devices to them.
Security algorithms	SSL/TLS
Processor frequency	330 MHz
Sound power level (standby)	55 dB
Sound pressure level (quiet mode)	30 dB
AC input voltage	220 - 240 V
AC input frequency	50 - 60 Hz
Power consumption (off)	3 W
Power consumption (PowerSave)	14 W
Power consumption (average operating)	580 W
Mac operating systems supported	Mac OS X 10.4 Tiger, Mac OS X 10.5 Leopard, Mac OS X 10.6 Snow Leopard, Mac OS X 10.7 Lion
Server operating systems supported	Windows Server 2003, Windows Server 2003 x64, Windows Server 2008, Windows Server 2008 R2, Windows Server 2008 x64
Windows operating systems supported	Windows 7 Home Premium, Windows 7 Home Premium x64, Windows 7 Professional, Windows 7 Professional x64, Windows 7 Starter, Windows 7 Starter x64, Windows 7 Ultimate, Windows 7 Ultimate x64, Windows Vista Business, Windows Vista Business x64, Windows Vista Home Basic, Windows Vista Home Basic x64, Windows Vista Home Premium, Windows Vista Home Premium x64, Windows Vista Ultimate, Windows XP Home, Windows XP Home x64, Windows XP Professional, Windows XP Professional x64
Operating temperature (T-T)	10 - 32 °C
Operating relative humidity (H-H)	20 - 80 %