Lenovo 10093, H520S, H505S, 4746 Replacing the keyboard and the mouse, Completing the installation

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Replacing the keyboard and the mouse

To replace the keyboard:

1.Remove any media (disks, CDs, or memory cards) from the drives, shut down your operating system, and turn off the computer and all attached devices.

2.Unplug all power cords from electrical outlets.

3.Locate the connector for the keyboard. Refer to “Locating connectors on the rear of the computer” and “Locating connectors on the front of the computer”.

Note: Your keyboard will be connected to the USB connector at either the front or the rear of the computer.

4.Disconnect the failing keyboard cable from the computer and connect the new keyboard cable to the same connector.

5.The mouse can be replaced using the same method.

Completing the installation

After replacing the parts, you need to close the computer cover and reconnect cables, including telephone lines and power cords. Also, depending on the part that was replaced, you might need to confirm the updated information in the Setup Utility program. Refer to “Starting the Setup Utility” in the Hardware Maintenance Manual.

To complete the part installation:

1.Ensure that all components have been reassembled correctly and that no tools or loose screws are left inside your computer. Refer to “Locating components”, “Front view of the chassis” and “Rear view of the chassis” for the location of the various components.

2.Make sure that the cables are routed correctly before replacing the computer cover.

User Guide 43

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Contents H5s Series Important Safety Information Page Contents Hardware Replacement Guide Using the Computer Hardware Front view of the chassis Rear view of the chassis User Guide Connecting your computer Basic connector instructions Connector Description MicrophoneAudio configuration instructions Connecting the power cord How to play Blu-ray Discs selected models only Wired keyboard selected models onlyConnecting to the Internet Using Windows Switching between the main Windows 8 interfaces Switching between appsCharms Bar Shutting down the computerClosing an app Opening other system programsWindows Help and Support User Guide Using the Rescue System OneKey Recovery Driver and Application Installation Method 1 Automatic InstallationMethod 2 Manual Installation User Guide Troubleshooting Confirming Setup Solving Problems Troubleshooting Display ProblemsTroubleshooting Audio Problems Troubleshooting Software Problems Troubleshooting Problems with Optical Drives and Hard Disks Special considerations for troubleshooting Windows Bios setup utility Performing Daily Maintenance TasksUser Guide Hardware Replacement Guide Safety information for replacing CRUs OverviewAdditional information resources Tools requiredLocating components and connectors LocationsHandling static-sensitive devices Internal components Power supply Identifying parts on the system board Microprocessor and heat sink Memory slots Pre-disassembly instructions Replacing hardwareGeneral information Removing the computer coverUser Guide Removing the front bezel To remove the front bezelReplacing an optical drive To replace an optical driveUser Guide Replacing the hard disk drive To replace the hard disk driveReplacing a memory module To replace a memory module Completing the installation To complete the part installationReplacing the keyboard and the mouse To replace the keyboardUser Guide Appendix DeclarationTrademarks Energy Star Statement 4746 3230Enabling ErP compliance mode
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57312710, 31502552, 3230, 2561, 57311365 specifications

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