Manuals / Lenovo / Computer Equipment / Personal Computer

Lenovo 10120/90A0 [K450 NON-ES], 10121/90A1 [K450 ES] manual Connecting the power cord

Models: 10120/90A0 [K450 NON-ES] 10121/90A1 [K450 ES] 10089/1168/4744 [K410] 10086/3109/4743 [K430] 10090/2556/4748 [K415]

1 69

Download 69 pages 40.91 Kb

Page 16

Connecting the power cord

3.Select 7.1 surround from audio channels in the pop-up Speaker setup dialog box and proceed with the speaker setup by following the prompts.

4.7.1 surround sound can be used once this configuration procedure is complete.

Note: If the audio configuration interfaces above are different from those on your computer, you may use the above steps as a reference to configure the

7.1surround sound audio device system in your actual audio configuration interface and read the electronic Help information for further assistance.

Connecting the power cord

Connect the power cord to an electrical outlet. We recommend using a grounded connection or a surge protector.

User Guide 11

Image 16

Lenovo 10120/90A0 [K450 NON-ES], 10121/90A1 [K450 ES], 10086/3109/4743 [K430] manual Connecting the power cord

Contents

User Guide IdeaCentre K4 Series31503699 Important Safety Information Page Contents Important Safety InformationUsing Windows Using the Rescue SystemUsing the Software Hardware Replacement GuideAppendix Troubleshooting and Confirming SetupThis chapter contains the following topics Using the Computer HardwareUser Guide Front view of the chassis Rear view of the chassis IdeaCentre K4504 User Guide IdeaCentre K410 6 User Guide Basic connector instructions Use this connector to attach a microphone to yourcomputer when you want to record sound or if you Use this connector to attach headphones to yourConnecting your computer 5.1 Audio configuration instructions The configurations are as followings7.1 Audio configuration instructions Sound configuration is as followsConnecting the power cord Display connecting instructions when playing Blu-ray Discs Connecting to the InternetWired keyboard selected models only Hot-swappable hard disk selected models only Using the hot-swappable hard diskComponents Hot-swappable hard diskDo not install the operating system on the hot-swappable hard disk Power Control Switch selected models only To display the main screen of the software COOL AUTO18 User Guide TURBO 20 User Guide Using Windows This chapter contains the following topicsSwitching between the main Windows 8 interfaces The Charms BarShutting down the computer 22 User GuideSwitching between apps Closing an appOpening other system programs Windows Help and Support24 User Guide Using the Rescue System This chapter contains the following topicsNote about the service partition OneKey RecoveryMethod 1 Automatic Installation Driver and Application InstallationMethod 2 Manual Installation 28 User Guide This chapter contains the following topic Using the SoftwareUser Guide Service and Warranty Lenovo SupportRegistration User GuideTroubleshooting and Confirming Setup  Troubleshooting and Problem ResolutionThis chapter contains the following topic User GuideSolving Problems Troubleshooting Display ProblemsTroubleshooting Audio Problems Troubleshooting Problems with Optical Drives and Hard Disks Troubleshooting Software Problems34 User Guide Special considerations for troubleshooting Windows Windows Help and Support BIOS setup utility36 User Guide Performing Daily Maintenance Tasks 38 User Guide Hardware Replacement Guide This chapter contains the following topics Identifying internal components  Removing the front bezelSafety information for replacing CRUs OverviewAdditional information resources Tools requiredHandling static-sensitive devices Locations Identifying internal componentsHard disk drive User GuideIdentifying parts on the system board Lenovo K450Front panel connector Battery Lenovo K430Lenovo K410 46 User GuideLenovo K415 Replacing hardware Pre-disassembly instructionsGeneral information Removing the computer cover To remove the computer coverRemoving the front bezel To remove the front bezelReplacing a memory module To replace a memory moduleLenovo K415 Slot fourSlot one or three Slots one and two, three and four or one and threeReplacing a hard disk drive To replace a hard disk driveReplacing an optical drive To replace an optical driveReplacing a graphics card To replace a graphics cardc. Remove the screw that secures the graphics card to the chassis 56 User Guideb. Remove the screw that secures the graphics card to the chassis Replacing the TV-Tuner card To replace the TV-Tuner card7. Reattach the computer cover Replacing the keyboard and mouse To replace the keyboardAppendix DeclarationTrademarks Energy Star Statement Enabling ErP compliance mode