Lenovo 4089, 806, 810, 821, 823, 827, 829, 832, 835, 842, 844, 846, 848, 851

Figure 5 shows the locations of the drive bays in your computer.

1 Bay 1 - Optical drive bay (with an optical drive installed)

2 Bay 2 - Slim card reader drive bay

3 Bay 3 - Primary SATAhard disk drive bay (with a 3.5-inch SATA hard disk drive

installed)

4 Bay 4 - Secondary SATAhard disk drive bay

Figure 5. Drive bay locations

12 User Guide

Contents

Main Page Page Page Contents Important safety information ......v Chapter 1. Product overview ......1 Chapter 2. Installing or replacing hardware..............13 Chapter 3. Recovery information . . . 43 Chapter 4. Using the Setup Utility program ..............51 Page Important safety information Page Chapter 1. Product overview Features 2 Page Specifications Software overview 4 Software provided with your Windows operating system Software provided by Lenovo Page Lenovo ThinkVantage Toolbox PC-Doctor for Rescue and Recovery 6 Adobe Reader Antivirus software Page Locating connectors and parts on the rear of your computer 8 Page Locating components 10 Locating parts on the system board Locating internal drives Page Chapter 2. Installing or replacing hardware Handling static-sensitive devices Installing or replacing hardware Installing external options Removing the computer cover 14 Removing and reinstalling the front bezel 16 Installing or replacing a PCI card 18 Installing or replacing a memory module 20 Replacing the battery 22 Replacing the power supply assembly 24 Replacing the heat sink and fan assembly 26 Replacing the microprocessor 28 Page Replacing the optical drive 30 Replacing the hard disk drive 32 Page Replacing the front audio and USB assembly 34 Replacing the rear fan assembly Replacing the USB keyboard or mouse 36 Completing the parts replacement Obtaining device drivers Basic security features 38 Integrated cable lock Padlock Password protection 40 Erasing a lost or forgotten password (clearing CMOS) Page Page Chapter 3. Recovery information Creating and using recovery media Creating recovery media Using recovery media 44 Performing backup and recovery operations Performing a backup operation Performing a recovery operation Using the Rescue and Recovery workspace 46 Creating and using a rescue medium Creating a rescue medium Using a rescue medium 48 Installing or reinstalling device drivers Solving recovery problems 50 Chapter 4. Using the Setup Utility program Starting the Setup Utility program Viewing or changing settings Using passwords Password considerations Power-on password 52 Administrator password Setting, changing, or deleting a password Enabling or disabling a device Selecting a startup device Selecting a temporary startup device Viewing or changing the startup device sequence Exiting the Setup Utility program 54 Chapter 5. Updating system programs Using system programs Updating (flashing) the BIOS from a disc Updating (flashing) the BIOS from your operating system Recovering from a POST and BIOS update failure 56 Page Page Chapter 6. Troubleshooting and diagnostic programs Basic troubleshooting Diagnostic programs Lenovo ThinkVantage Toolbox 60 PC-Doctor for Rescue and Recovery PC-Doctor for DOS Creating a diagnostic disc Running the diagnostic program from the diagnostic disc Cleaning an optical mouse 62 Chapter 7. Getting information, help, and service Information resources Online Books folder Lenovo ThinkVantage Tools ThinkVantage Productivity Center Lenovo Welcome 64 Access Help Safety and warranty Lenovo Web site (http://www.lenovo.com) Help and service Using the documentation and diagnostic programs Calling for service Using other services 66 Purchasing additional services Page Appendix. Notices Television output notice European conformance CE mark Trademarks 70 Index A B C D E L M 72 N O T U V W

Lenovo - page 20

Models: 4089 806 810 821 823 827 829 832 835 842 844 846 848 851