Lenovo 1761, 1938, 1962 Selecting a pre-defined color temperature, Switching to RGB adjustment

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Selecting a pre-defined color temperature

To select a pre-defined color temperature, do the following:

1.Press the brightness-up button. The following six options are displayed:

Auto adjustment

Pre-defined color temperature

Switch to RGB adjustment

Brightness adjustment

Default setting

Exit

2.Press the brightness-down button to move to Pre-defined color temperature, and then press the brightness-up button to select one of the following options:

Cold: If you select this option, your computer produces a gentle and blue-hued image.

Normal: If you select this option, your computer produces a normal image.

Warm: If you select this option, your computer produces a red-hued image.

Exit: Select this option or wait for five seconds to exit .

Switching to RGB adjustment

After the pre-defined color temperature is selected, you can switch to RGB (Red, Green, or Blue) adjustment to make color adjustment for your computer.

To switch to RGB adjustment, do the following:

1.Press the brightness-up button. The following six options are displayed:

Auto adjustment

Pre-defined color temperature

Switch to RGB adjustment

Brightness adjustment

Default setting

Exit

2.Press the brightness-down button to move to Switch to RGB adjustment, and then press the brightness-up button to bring up the following four options:

Red-adjustment

Green-adjustment

Blue-adjustment

Exit

3.Press the brightness-down button to move to the desired option, and then press the brightness-up button to select the option. A color adjustment slider is displayed.

4.Press the brightness-down button to decrease the color temperature, or press the brightness-up button to increase the color temperature.

5.Select Exit or wait for five seconds, and then you will return to the previous menu.

Making brightness adjustment

To make brightness adjustment, do the following:

18ThinkCentre User Guide

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Contents ThinkCentre User Guide Second Edition October Copyright Lenovo Contents Appendix A. Notices Service and upgrades Important safety informationStatic electricity prevention Power cords and power adapters Extension cords and related devicesExternal devices Plugs and outletsHeat and product ventilation Modem safety information Operating environmentCleaning and maintenance Power supply statementLaser compliance statement Viii ThinkCentre User Guide Features Product overviewSystem management features Color temperature adjustmentInput/Output I/O features Power supplyPreinstalled software programs Preinstalled operating systemSoftware overview SpecificationsSoftware provided by Lenovo Product Recovery ThinkVantage Password ManagerLenovo ThinkVantage Tools Lenovo WelcomeAdobe Reader Antivirus software Locations Front connector, control, and indicator locations Locating connectors on the rear of your computer Rear connector locationsAdjusting the computer stand Connector DescriptionMachine type and model label Machine type and model labelThinkCentre User Guide Using your computer Frequently asked questionsUsing the keyboard Using Windows shortcut keysUsing the blue ThinkVantage button Using a fingerprint readerUsing the wheel mouse Adjusting audioSetting the volume from the desktop Setting the volume from Control PanelUsing CDs and DVDs Adding the volume icon to the taskbarPlaying a CD or DVD Handling and storing CD and DVD mediaRecording a CD or DVD Using the single-touch and multi-touch feature Color temperature adjustmentUsing the single-touch feature Using the multi-touch featureSelecting a pre-defined color temperature Switching to RGB adjustmentMaking brightness adjustment Red-adjustment Green-adjustment Blue-adjustment ExitUsing your computer ThinkCentre User Guide Accessibility and comfort You and your computerArranging your workspace ComfortAir circulation Glare and lightingElectrical outlets and cable lengths Voltage-selection switch Replacement power cordsRegister your computer with Lenovo Moving your computer to another country or regionThinkCentre User Guide Security features SecurityBios passwords Using passwordsAttaching an integrated cable lock Windows passwords Setting the fingerprint readerUsing and understanding firewalls Protecting data against virusesThinkCentre User Guide Installing or replacing hardware Installing or replacing hardwareInstalling external options Replacing the wireless keyboard Replacing the wireless mouseOpening the battery compartment Closing the battery compartment cover Obtaining device driversCreating and using recovery media Recovery informationCreating recovery media Performing backup and recovery operations Using recovery mediaPerforming a backup operation Using the Rescue and Recovery workspace Performing a recovery operationClick the Restore your system from a backup icon Using a rescue medium Creating and using a rescue mediumCreating a rescue medium Reinstalling preinstalled applications Reinstalling preinstalled applications and device driversReinstalling preinstalled device drivers Reinstalling device drivers Reinstalling software programsSolving recovery problems Recovery information ThinkCentre User Guide Starting the Setup Utility program Using the Setup Utility programViewing and changing settings Password considerations Power-On PasswordAdministrator Password Hard Disk PasswordEnabling or disabling a device Selecting a startup deviceSelecting a temporary startup device Selecting or changing the startup device sequenceExiting from the Setup Utility program Updating flashing the Bios from a disc Using system programsUpdating system programs Updating flashing the Bios from your operating system Click Downloads and driversPreventing problems Using System UpdateKeeping your computer current Getting the latest device drivers for your computerBasics Cleaning your computer ComputerKeyboard Optical mouseCleaning a glass-screen surface Good maintenance practicesMoving your computer Troubleshooting and diagnostics Basic troubleshootingTroubleshooting procedure TroubleshootingAudio problems No audio in WindowsSound comes from one external speaker only CD problemsNo audio in DOS applications or games CD or DVD does not work DVD problemsBlack screen instead of DVD video DVD movie will not play No audio or intermittent audio while playing DVD moviePlayback is very slow or choppy Invalid disc or no disc found messageKeyboard, mouse, or pointing device problems Intermittent problemsAll or some keys on the keyboard do not work Wireless keyboard does not work Mouse or pointing device does not workPointer on the screen does not move smoothly with the mouse Fingerprint reader does not workWrong characters appear on the screen Monitor problemsImage appears to be flickering Ethernet problems Networking problemsImage is discolored Wake on LAN feature is not working Your computer cannot connect to the networkClick Start Control Panel Click Hardware and Sound Adapter stops working for no apparent reasonWireless WAN problem Wireless LAN problemBluetooth problems Option problems An option that was just installed does not workSound does not come from the Bluetooth headphone An option that previously worked does not work nowPerformance and lockup problems Click Disk CleanupInsufficient free hard disk drive space Click Start ComputerSerial port problems Printer problemsExcessive number of fragmented files Software problems Software does not work as expectedUSB problems Diagnostic programsCreating a diagnostic disc Running the diagnostic program from a diagnostic discLenovo ThinkVantage Toolbox PC-Doctor for DOSGetting information, help, and service Help and service Using the documentation and diagnostic programsCalling for service Lenovo Support Web siteUsing other services Purchasing additional servicesThinkCentre User Guide Appendix A. Notices Trademarks Appendix B. Regulatory information Export classification noticeTelevision output notice Electronic emissions noticesIndustry Canada Class B emission compliance statement Additional regulatory information ThinkCentre User Guide Important information for the European Directive 2002/96/EC Appendix C. Weee and recycling informationRecycling information ThinkCentre User Guide Index Optical mouse cleaning Password Administrator Considerations Page 0B03427