Oki MB451 User Manual

Configuring Copy Settings
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4 When the pop-up message is displayed,
press the or to select [Start] and
then press .
Reference
 For details on how to load the paper in the MP tray, refer to
"Loading Paper on the MP Tray (MB451/MB451w/MB471/
MB471w/MB491/ES4191 MFP)" P. 34.
Changing Image Orientation
of Document (Direction)
You can select [Portrait] or [Landscape] for the
document's orientation. Specify an appropriate
orientation to get the copy result you want.
Reference
 For details on how to load documents in each orientation,
refer to "Loading Documents" P. 38.
1 Press the to enter the [Change
Settings] menu.
2 Press the to select [Direction] and
then press .
3 Press the to select the orientation of a
document and then press .
4 Press the until the start screen is
displayed.
Making Enlarged or Reduced
Copies (Zoom)
You can make enlarged or reduced copies by
setting [Zoom]. You can set the zoom ratio in
the following three ways:
 Using [Auto]
 Selecting a preset zoom ratio
 Setting the zoom ratio using the ten-key pad
Using [Auto]
By selecting [Auto], the zoom ratio is
automatically determined according to the
selected scan size and paper tray.
Note
 You can use [Auto] only when copying on A4, A5, A6, B5
letter, legal 13/13.5/14, and executive paper.
1 Press the to enter the [Change
Settings] menu.
2 Press the to select [Zoom] and then
press .
3 Press the to select [Auto] and then
press .
4 Press the until the start screen is
displayed.
Memo
 Setting the [Paper Tray] to [Automatic] will
automatically set [Enlarge/Reduce] to [100%]. When
selecting another scaling factor, initially set [Paper Tray],
and then set [Enlarge/Reduce].
Selecting a Preset Zoom Ratio
1 Press the to enter the [Change
Settings] menu.
2 Press the to select [Zoom] and then
press .
3 Press the to select the desired value
and then press .
Memo
 By selecting [Fit to page(98%)], if the sizes of the
document and the paper are the same, the document
is reduced to fit onto the paper.
Settable Values:
Portrait* Landscape
*indicates the factory default.
OK
OK
OK
Values:
100%* A4->A5(70%)
Leg14->Let(78%) Leg13.5->Let(81%)
Leg13->Let(84%) A4->B5(86%)
A4->Let(94%) Let->A4(97%)
Fit to page(98%) B5->A4(115%)
A5->A4(141%)
*indicates the factory default.
OK
OK
OK
OK

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 %