Lexmark C772, C770 manual 101

Page 101

Troubleshooting

increment value that defines the difference between the RGB value that each color box differs by. If the user selects Print, a printout generates which consists of the user-specified color and the colors that exist near this color based on the increment value.

This process can be duplicated for Cyan (C), Magenta (M), Yellow (Y), and Black (K) color conversion tables, too. Collectively, these values are known as CMYK color. The default increment is 10 percent for Black and 20 percent for Cyan, Magenta, and Yellow. The increment value defined by the user for Detailed Color Samples applies to Cyan, Magenta, Yellow, and Black.

Solving color quality problems

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Image 101

Contents C770, C772 Trademarks Safety informationEdition March Contents Contents Internal options Input optionsOutput options Continue with Installing a 500-sheet drawer Installing a 2000-sheet drawerInstalling and removing options Installing a 500-sheet drawer Installing a duplex unit Installing an output expander Installing the printerInstalling an output expander Installing a 5-bin mailbox Installing a StapleSmart finisher Installing a memory card Installing memory and option cardsRemoving the system board access cover Installing a firmware card Installing a hard disk Card Function Installing an option cardConnector Removing memory and option cards Accessing the printer system boardRemoving an option card Removing memory cardsInstalling and removing options Removing a hard disk Removing a firmware card Reinstalling the system board access cover Understanding the printer operator panel PrintingStatus Indicates Operator panel buttonsPrinting Button Function Sending a job to printPrinting from a USB flash memory device Canceling a job from a computer running Windows Canceling a print jobCanceling a job from the printer operator panel Printing a network setup Printing a menu settingsCanceling a job from a Macintosh computer Canceling a job from a Macintosh computer running Mac OSLoading the trays Printing a font sample listPrinting a directory list Loading 500-sheet trays Printing Loading the 2000-sheet tray Printing Loading the multipurpose feeder Printing Windows Printing on specialty media transparencies, labels, otherMac OS Loading the trays Loading the multipurpose feederSelect File Print Linking traysHolding a job in the printer Linking output binsPrinting and deleting held jobs Value DescriptionWindows Printing confidential jobsMacintosh Print Time FiltersEnter PIN At the printerEntering a personal identification number PIN Reserve Print Verify PrintRepeat Print Copies & Pages or General pop-up menu, choose Job RoutingPrint All Delete All JobName1 JobName2 Storing supplies Tips for successful printingStoring paper Avoiding jams Paper Paper characteristicsMedia guidelines Media specifications Selecting paper Media specifications Unacceptable paperStoring paper Selecting preprinted forms and letterhead TransparenciesPrinting on letterhead Media source or process Print side TopEnvelopes Media specifications Selecting transparenciesLabels Card stock Identifying media sources and specificationsStoring media Media sizes and support DimensionsMedia support by type for optional features Media types and weights input options Maximum2,4 Media types and weights output optionsMaximum Paper labels Media capacitiesVinyl labels Banner paperReady. Tray 1 Low, Tray Determining the status of suppliesStatus / Supplies View supplies Y KConserving supplies Supply Menu selection item What the setting doesOrdering supplies Print cartridges Maintaining the printerFuser and ITU Toner waste containerOrdering a fuser Type of fuser Printer voltage Part numberOrdering staple cartridges Recycling Lexmark productsOrdering an image transfer unit and transfer roller Identifying jams Clearing paper jamsClearing paper jams Access doors and traysPaper jam messages Understanding jam messagesMessage Check Areas What to do Expander jams Area MArea B Clearing the entire paper pathArea a Area D Area CArea Tx Area T1Area E Area L Area JArea K Clearing fuser jams Clearing mailbox, finisher, or output expander jams Area MClearing fuser jams Clearing image transfer unit jams Clearing paper jams Clearing paper jams Clearing paper jams Clearing paper jams Clearing paper jams If you still need help Disabling operator panel menus Adjusting operator panel brightness and contrastEnabling operator panel menus Restoring factory default settingsAdministrative support Encrypting the disk Adjusting Power SaverSetting the system password Setting security using the Embedded Web Server EWSUsing the secure Embedded Web Server Click ConfigurationSupporting IPSec Internet Protocol Security Using Secure modeClick TCP/IP Port Access Click 802.1x Authentication Using 802.1x AuthenticatingClick Menu Lockout Setup Locking the operator panel menusConfidential Print Setup Black only modeClick Confidential Print Setup Printing LockoutAligning the image transfer unit Disabling size sensing Using the Coverage EstimatorSize sensing Using the Setup Menu Configuring printer alertsUsing MarkVision Professional Using MarkVision MessengerSymptom Cause Solution Online customer support Calling for serviceChecking an unresponsive printer Check the Print as image boxSet Page Protect to Off from Print Recovery Solving printing problemsTroubleshooting Output expander jams Area M Solving mailbox problemsFor more informations, see Clearing mailbox, finisher, or Option Action Solving option problemsSee Solving high capacity feeder problems Problem Solution Solving high capacity feeder problemsSolving print quality problems Solving paper feed problemsSee Loading the trays or Loading Paper pathMultiple times on a Marks occur repeatedly only in one colorMarks occur down the page repeatedly in all ColorsTo be replaced Cartridges BCD E Frequently asked questions FAQ about color printing Solving color quality problemsWhat is RGB color? How does the printer know what color to print?Is it possible to increase the gloss in the printed output? What is Manual Color Correction?RGB What are Detailed Color Samples and how do I access them?101 Electronic emission notices With a network cable installedIndustry Canada compliance statement Avis de conformité aux normes de l’industrie du CanadaKorean MIC statement Without a network cable installed104 German GS mark notice Noise emission levelsHinweis zum GS-Zeichen Durchschnittlicher Schallpegel dBA in 1 m UmkreiMode Description Power consumption Power SaverProduct energy consumption Total energy usageLaser notice Laser advisory labelLexmark International, Inc. Lexington, KY Statement of Limited Warranty109 Index PIN Index112

C772, C770 specifications

The Lexmark C770 and C772 series of printers are robust color laser printers designed for medium to large workgroups that demand high-quality printing along with impressive speed and efficiency. These models stand out due to their impressive set of features and advanced technologies, catering to a range of business printing needs.

One of the hallmarks of the Lexmark C770 and C772 is their print quality. With a resolution of up to 1200 x 1200 dpi, these printers deliver sharp text and vibrant color graphics, making them ideal for producing professional-looking documents, presentations, and marketing materials. Additionally, the printers utilize Lexmark's unique Unison toner technology, which ensures consistent, high-quality printing throughout the life of the cartridge, reducing the need for frequent replacements and maximizing productivity.

Speed is another significant advantage of the C770 and C772 series. Both models are capable of printing at impressive speeds of up to 35 pages per minute for black and white prints and slightly lower for color documents. This rapid output allows businesses to meet tight deadlines without compromising on quality. Furthermore, the first-page-out time is notably fast, ensuring that users do not waste time waiting for their documents.

Connectivity options are extensive with the C770 and C772. These printers support USB, Ethernet, and optional wireless connections, enabling seamless integration into various network environments. This flexibility allows multiple users and devices to access the printer, facilitating collaboration and streamlining workflows.

Additionally, user-friendly features such as a large, intuitive LCD screen and an easy-to-navigate interface simplify printer management and operation. The printers also support advanced finishing options, including duplex printing, which saves paper and reduces costs, making them environmentally friendly choices for businesses.

Moreover, security features are incorporated to protect sensitive data, with options for secure printing and data encryption. This makes these printers suitable for environments where confidentiality is crucial.

In summary, the Lexmark C770 and C772 series are powerful color laser printers that combine exceptional print quality, impressive speed, versatile connectivity, and advanced features, making them a worthy investment for businesses looking to enhance their printing capabilities.