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Lexmark C748 Color Quality Guide

Lexmark C748
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Color quality guide
The Color quality guide helps users understand how operations available on the printer can be used to adjust and customize
color output.
Quality menu
Use To
Print Mode
Color
Black Only
Specify whether images are printed in black and white or in color.
Notes:
Color is the factory default setting.
The printer driver is capable of overriding this setting.
Color Correction
Auto
Off
Manual
Adjust the color output on the printed page.
Notes:
Auto is the factory default setting. Auto applies different color conversion tables to
each object on the printed page.
Off turns off color correction.
Manual allows customization of the color tables using the settings available in the
Manual Color menu.
Due to the differences in additive and subtractive colors, certain colors that appear on
computer monitors are impossible to duplicate on the printed page.
Print Resolution
1200 dpi
4800 CQ
Specify the printed output resolution in dots per inch or color quality (CQ).
Note: 4800 CQ is the factory default setting.
Toner Darkness
1–5
Lighten or darken the printed output.
Notes:
4 is the factory default setting.
Selecting a smaller number can help conserve toner.
If Print Mode is set to Black Only, then a setting of 5 increases toner density and
darkness to all print jobs.
If Print Mode is set to Color, then a setting of 5 is the same as a setting of 4.
Enhance Fine Lines
On
Off
Enable a print mode preferable for files such as architectural drawings, maps, electrical circuit
diagrams, and flow charts.
Notes:
Off is the factory default setting.
To set Enhance Fine Lines from the software program, with a document open, click
File > Print, and then click Properties, Preferences, Options, or Setup.
To set Enhance Fine Lines using the Embedded Web Server, type the printer IP address
in a Web browser.
Color quality guide
Page 1 of 6

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Lexmark C748 Specifications

General IconGeneral
ColorYes
Print technologyLaser
Time to first page (black, normal)9 s
Print speed (black, normal quality, A4/US Letter)35 ppm
Printing colorsBlack, Cyan, Magenta, Yellow
Maximum duty cycle100000 pages per month
Recommended duty cycle2500 - 10000 pages per month
Number of print cartridges1
Page description languagesMicrosoft XPS, PCL 6, PDF 1.6, PPDS, PostScript 3, XHTML
Total input capacity650 sheets
Total output capacity300 sheets
Maximum input capacity4300 sheets
Total number of input trays2
Maximum number of input trays6
Envelopes sizes7 3/4, 9, 10, B5, C5, DL
Maximum print size216 x 356 mm
Paper tray media typesCard stock, Envelopes, Labels, Plain paper, Transparencies
Non-ISO print media sizesExecutive (184 x 267mm), Folio (media size), Letter (media size), Oficio (media size), Statement (140 x 216mm), Legal (media size)
ISO A-series sizes (A0...A9)A4, A5, A6
ISO B-series sizes (B0...B9)B5
Maximum ISO A-series paper sizeA4
Wi-FiNo
Security algorithmsLEAP, MD5, PEAP, SSL/TLS
Mobile printing technologies-
Supported network protocols (IPv4)TCP/IP, AppleTalk
Supported network protocols (IPv6)TCP/IP, TCP, UDP
Standard interfacesEthernet, USB 2.0
Optional connectivityParallel, Serial (RS-232), Wireless LAN
USB 2.0 ports quantity3
Noise level (idle)32 dB
Processor frequency800 MHz
Maximum internal memory1536 MB
Sound pressure level (printing)55 dB
DisplayLCD
Control typeTouch
CertificationCAN/CSA-C22.2 60950-1, CSA E60825-1, ICES-003, UL 60950-1, EN/IEC 60320-1, CE, CB IEC 60950-1, EN 60950-1, EN/IEC 61000-3, EN 55022, EN 55024, 60825-1
Product colorBlack, White
Display diagonal4.3 \
AC input voltage220 V
Power consumption (printing)- W
Sustainability certificatesENERGY STAR
Minimum RAM1024 MB
Minimum storage drive space305 MB
Mac operating systems supportedMac OS X 10.10 Yosemite, Mac OS X 10.11 El Capitan, Mac OS X 10.6 Snow Leopard, Mac OS X 10.7 Lion, Mac OS X 10.8 Mountain Lion, Mac OS X 10.9 Mavericks
Linux operating systems supportedDebian 7.0, Debian 8.0, SuSE Linux 10.2, SuSE Linux 10.3, SuSE Linux 11, SuSE Linux 11.1, SuSE Linux 11.2, SuSE Linux 12.0, Ubuntu 12.04, Ubuntu 14.04, Ubuntu 15.04
Server operating systems supportedWindows Server 2008, Windows Server 2008 R2, Windows Server 2008 x64, Windows Server 2012, Windows Server 2012 R2
Windows operating systems supportedWindows 10 Education, Windows 10 Education x64, Windows 10 Enterprise, Windows 10 Enterprise x64, Windows 10 Home, Windows 10 Home x64, Windows 10 Pro, Windows 10 Pro x64, Windows 7 Enterprise, Windows 7 Enterprise x64, Windows 7 Home Basic, Windows 7 Home Basic x64, 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 8, Windows 8.1, Windows Vista Business, Windows Vista Business x64, Windows Vista Enterprise, Windows Vista Enterprise x64, Windows Vista Home Basic, Windows Vista Home Basic x64, Windows Vista Home Premium, Windows Vista Home Premium x64, Windows Vista Ultimate, Windows Vista Ultimate x64, Windows XP Home, Windows XP Home x64, Windows XP Professional, Windows XP Professional x64
Operating altitude0 - 3048 m
Operating temperature (T-T)16 - 32 °C
Operating relative humidity (H-H)8 - 80 %
Package depth553 mm
Package width588 mm
Package height545 mm
Package weight30100 g
Weight and Dimensions IconWeight and Dimensions
Depth400 mm
Width435 mm
Height455 mm

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