Lenovo 10080, 10091, 1194, 1196, 2558, 3099, 57312430, 57312709, 57RF0010, B540, H430 4

4User Guide

Audio line-out connector

Audio line-in connector

Standalone graphic card (selected models only)

Expansion card slots (access connectors for any installed PCI express cards)

Lenovo H415

Voltage selection switch (selected models only)

Power connector

On-board VGA connector (selected models only)

HDMI connector (selected models only)

USB connectors (4)

Ethernet connector

Microphone connector

Audio line-out connector

Contents

Main Important Safety Information Page Contents ii Hardware Replacement Guide ................................................27 Appendix. ..................................................................................48 Using the Computer Hardware 2 Front view of the chassis Rear view of the chassis 4 Connecting your computer 6 Basic connector instructions 5.1 Audio conguration instruction 8 Connecting the power cord How to play Blu-ray Discs (selected models only) Wired keyboard (selected models only) Connecting to the Internet Page Using Windows 8 12 Switching between the main Windows 8 interfaces The Charms Bar Shutting down the computer Switching between apps Closing an app Opening other system programs Windows Help and Support Page Using the Rescue System 16 Note about the service partition: OneKey Recovery Driver and Application Installation Method 1: Automatic Installation Method 2: Manual Installation Page Page 20 Solving Problems Troubleshooting Display Problems Troubleshooting Audio Problems 22 Troubleshooting Software Problems Troubleshooting Problems with Optical Drives and Hard Disks 24 Special considerations for troubleshooting Windows Windows Help and Support BIOS setup utility Performing Daily Maintenance Tasks 26 Hardware Replacement Guide 28 Overview Safety information for replacing CRUs Additional information resources Tools required 30 Handling static-sensitive devices Locations Locating components 32 Identifying parts on the system board Page 34 Replacing hardware Removing the computer cover To remove the computer cover: Page 36 Removing and replacing the front bezel To remove and replace the front bezel: Replacing a memory module To replace a memory module: 38 Replacing the hard disk drive To replace the hard disk drive: Replacing an optical drive To replace an optical drive Page Replacing the heatsink assembly To replace the heatsink assembly: Page Replacing a PCI or AGP adapter To replace an adapter: Page Replacing the keyboard and mouse To replace the keyboard: 46 Completing the installation To complete the installation: Page 48 Appendix. Declaration Trademarks 50 Energy Star Statement Enabling ErP compliance mode