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Lexmark C77x manual Administrative support, Adjusting control panel brightness, Brightness

Models: C77x

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12 Administrative support

Adjusting control panel brightness

If you are having trouble reading your control panel display, the LCD brightness can be adjusted through the Settings menu.

Brightness

1Make sure the MFP is on.

2Touch the Menus button on the home screen.

3Touch Settings.

4Touch General Settings.

5Touch the down arrow until Brightness appears.

6Touch the left arrow to decrease the brightness, or touch the right arrow to increase the brightness. Brightness values can be adjusted from 5–100 (100 is the default value).

7Touch Submit.

8Touch Home.

Restoring factory default settings

When you first enter the MFP menus from the control panel, you may notice an asterisk (*) to the left of a value in the menus. This asterisk indicates the factory default setting. These settings are the original MFP settings. (Factory defaults may vary for different regions.)

When you select a new setting from the control panel, Submitting Selection appears. When the Submitting Selection message disappears, an asterisk appears next to the setting to identify it as the current user default setting. These settings are active until new ones are stored, or the factory defaults are restored. To restore the original MFP factory default settings:

Warning: All downloaded resources (fonts, macros, and symbol sets) in MFP memory (RAM) will be deleted. (Resources residing in flash memory or on the hard disk remain unaffected.)

1Make sure the MFP is on.

2Touch the Menus button on the home screen.

3Touch Settings.

4Touch General Settings.

5Touch the down arrow until Restore Defaults appears.

Administrative support

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Lexmark C77x Administrative support, Adjusting control panel brightness, Restoring factory default settings, Brightness

Contents

MFP Option United States Government Rights Static sensitivity notice Contents Contents Understanding paper and specialty media guidelines Index 111 Basic functions of the scanner Learning about the MFPAutomatic document feeder and flatbed Understanding the MFP control panelStatus Indicates Learning about the MFPCallout Control panel item Function With fax functions Copy Home screen and Home screen buttonsFax Mail Callout number Button FunctionButton Button name Function FTPArrow buttons, see Information on touch-screen buttons CancelJobs Button Button name Function or description Using the LCD touch-screen buttonsSample screen one Information on touch-screen buttons Submit ScanScan Submit Flatbed BackDown arrow Sample screen twoCancel Job See Cancel Jobs onOther touch-screen buttons ContinueScreen buttons on page 11 for more information DoneFeature Feature name Description FeaturesMenus Paper Menu Reports Network/Ports SettingsHelp Manage ShortcutsMultiple page copying CopyingQuick copy Copying Using the flatbedUnderstanding the copy screens and options Understanding the copy screens and options Making transparencies Copying from one size to anotherCopying to letterhead Copying photographsCopying mixed-sized media Making copies using media from a selected trayTouch Photograph Touch Scan Next or DoneReducing and enlarging copies Setting the duplex optionAdjusting copy quality Setting paper saving options Setting collation optionsPlacing separator sheets between copies Touch Separator SheetsPlacing an overlay message on each Placing the date and time at the top of eachCreating a custom job job build Touch Date/Time StampWhile copying pages using the flatbed Canceling a copy jobCopy tips While the document is in the ADFMail Using a shortcut numberEntering an e-mail address Touch E-mail ItMailing to a profile Using the address bookAdding e-mail subject and message information MailChanging the output file type Click E-mail Destination SetupMailing color documents Creating an e-mail shortcutCreating an e-mail profile Canceling an e-mailUnderstanding e-mail options From the MFPUnderstanding e-mail options Address book setup Mail server setupSending a fax FaxingFaxing Using fax destination shortcutsSending faxes from a computer Creating shortcuts Click Fax Shortcut SetupUnderstanding fax options Adjusting the Darkness setting Changing the fax resolutionTouch Advanced Options Touch Delayed Send Sending a fax at a later timeFax tips Cancel an outgoing faxViewing a fax log Entering the FTP address FTPFTP options Click FTP Shortcut SetupFTP options FTP tips Click Scan Profile Click Create Scan Profile Scanning to a PC or USB flash memory deviceCreate a scan to PC profile Scanning to a PC or USB flash memory device Understanding scan to PC optionsScanning to a USB flash memory device Solving scan quality problemsScanning tips Touch Scan to USB drivePrinting from a USB flash memory device PrintingPrinting Canceling a print jobCanceling a job from a Macintosh computer Canceling a job from the MFP control panelCanceling a job from a computer running Windows Printing a network setup Printing the menu settingsPrinting a font sample list Printing a directory listPrinting a confidential job Printing confidential and held jobsEntering a personal identification number PIN Printing and deleting held jobsPrinting Printing on specialty media Loading 500-sheet trays Loading standard trays and optional traysPrinting Loading the 2000-sheet tray Printing Loading the multipurpose feeder Linking trays Supported print media Print media sizes Print media types Print media weightsUnderstanding paper and specialty media 8 guidelines Understanding paper and specialty media guidelines DimensionsGlossy papers Optional Finisher Standard Offset StaplePaper Grain long2,3 MaximumGrain short2,3 Transparencies2Paper Paper characteristicsSelecting print media Transparencies Fiber contentUnacceptable paper Grain directionEnvelopes Card stock LabelsAutomatic document feeder Storing print mediaAvoiding jams Printer Accessing the printer system board Installing and removing optionsInstalling and removing options Installing a memory cardInstalling a firmware card Installing the interface card Replacing the access cover plate Storing supplies Maintaining the MFPPage Maintaining the MFP Cleaning the scanner glass and backing materialRecycling Lexmark products Cleaning the automatic document feeder Touch Automatic Scanner Registration Touch Exit Configuration MenuScanner registration Removing the scanner top Preparing the MFP for shipment Moving the MFPMoving the MFP within the office Copy Fax Mail Clearing jamsIdentifying jams Clearing jams Printer access doors and traysMessage Check Areas What to do Understanding printer jam messages290, 291, 292, and 294 Scanner Jams Clearing scanner jamsAdjusting control panel brightness Administrative supportRestoring factory default settings Touch Settings Touch General SettingsAdministrative support Adjusting screen timeoutAdjusting Power Saver Restricting Function Access Configuring the MFPSetting Password Protect for the menus Locking the MFP using the Device Lockout PIN Preventing access to the menus from the control panelUnlocking the MFP using the Device Lockout PIN Disabling the Driver to Fax menu itemSetting security using the Embedded Web Server EWS Setting a password before printing received faxesSetting the Advanced Password Select Always On for Held Fax ModeDisabling SNMPv1 and SNMPv2 Using the secure EWSDisabling ports and protocols Click TCP/IP Port AccessSupporting IPSec Internet Protocol Security Confidential Print Setup Using 802.1x authenticationClick 802.1x Authentication Click Confidential Print SetupEncrypting the hard disk Touch Exit Config Menu to exitHard disk wiping Using the Restricted Server List functionUnderstanding MFP messages TroubleshootingOnline technical support Checking an unresponsive MFP Locating the port name and IP addressSolving scan quality problems Solving copy quality problemsTroubleshooting Symptom SolutionSolving paper feed problems Solving fax problemsSymptom Cause Solution See Ordering an ADF pick roller for more informationPart Conventions Electronic emission noticesIndustry Canada compliance statement Avis de conformité aux normes de l’industrie du Canada103 European Community EC directives conformityMalti Radio interference noticeBsmi EMC notice R31306Part South Africa telecommunications notice Other telecommunications noticesUsing this product in Switzerland Using this product in GermanyNoise emission levels Mailing addressMeter average sound pressure, dBA Power regulation noticePart Name Hazardous Substances or Elements China RoHSIndex Index 113 114