Derecho

ThinkCentre User Guide

Machine Types: 0804, 0809, 0811, 0822, 0825, 0828, 0830, 0833, 0837, 0843, 0845, 0847, and 0849

ThinkCentre User Guide

Note Before using this information and the product it supports, be sure to read and understand the ThinkCentre Safety and Warranty Guide and “Notices,” on page 75.

First Edition (August 2010) © Copyright Lenovo 2010. LENOVO products, data,computer software, and services have been developed exclusively at private expense and are sold to governmental entities as commercial items as defined by 48 C.F.R. 2.101 with limited and restricted rights to use, reproduction and disclosure. LIMITED AND RESTRICTED RIGHTS NOTICE: If products, data, computer software, or services are delivered pursuant a General Services Administration ″GSA″contract, use, reproduction, or disclosure is subject to restrictions set forth in Contract No. GS-35F-05925.

Contents
Important safety information . . . . . . v Chapter 1. Product overview . . . . . . 1
Features . . . . . . . . . . . . . . . . 1 Specifications . . . . . . . . . . . . . . 4 Software overview . . . . . . . . . . . . 4 Software provided with your Windows operating system . . . . . . .. . . . . . . . 4 Locations . . . . . . . . . . . . . . . 7 Locating connectors, controls, and indicators on the front of your computer . . . . . . . . 7 Locating connectors and parts on the rear of your computer . . . . . . . . . . . . . . 8 Locating components . . . . . . . . . . 10 Locating parts on the system board . . . . . 11 Locating internal drives . . . . . . . . . 12 Using a rescuemedium . . . . . Installing or reinstalling device drivers . Solving recovery problems . . . . . . . . . . . . . . . 54 . 55 . 55

Chapter 4. Using the Setup Utility program . . . . . . . . . . . . . . 57
Starting the Setup Utility program . . . . . . . Viewing or changing settings . . . . . . . . Using passwords . . . . . . . . . . . . Password considerations . . . . . . . . . Power-on password .. . . . . . . . . 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 . . . . . . . 57 57 57 58 58 58 58 59 59 59 60 60

Chapter 2.Installing or replacing hardware . . . . . . . . . . . . . . 13
Handling static-sensitive devices . . . . . . Installing or replacing hardware . . . . . . Installing external options . . . . . . . Removing the computer cover . . . . . . Removing and reinstalling the front bezel . . Accessing the system board components and drives . . . . . . . . . . . . . . Installing or replacing a PCI card . . . . .Installing or replacing a memory module . . Replacing the battery . . . . . . . . . Replacing the heat sink and fan assembly . . Replacing the microprocessor . . . . . . Replacing the power supply assembly . . . Replacing the optical drive . . . . . . . Replacing the hard disk drive . . . . . . Replacing the front fan assembly . . . . . Replacing the USB keyboard or mouse . . . Completing the partsreplacement . . . . . Obtaining device drivers . . . . . . . . . Basic security features . . . . . . . . . . Integrated cable lock . . . . . . . . . Padlock. . . . . . . . . . . . . . Password protection . . . . . . . . . Erasing a lost or forgotten password (clearing CMOS) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13 13 14 14 15 17 18 20 22 24 27 30 35 38 41 44 4445 45 46 47 47

Chapter 5. Updating system programs

61

Using system programs . . . . . . . . . . 61 Updating (flashing) the BIOS from a disc . . . . 61 Updating (flashing) the BIOS from your operating system . . . . . . . . . . . . . . . . 62 Recovering from a POST and BIOS update failure 62

Chapter 6. Troubleshooting and diagnostic programs . . . . . . . . . 65
Basic troubleshooting...