Lenovo Netvista A20i User Guide for NetVista 2255 and 2275 systems (English) - Page 3

Contents Safety Information v Lithium battery notice vi Modem safety information vi Laser compliance statement vii About this book ix How this book is organized ix Information resources ix Chapter 1.Overview 1 Identifying your computer 1 Desktop model computer 2 Microtower model computer 2 Features 2 Specifications 4 Physical specifications-desktop model 5 Physical specifications - microtower model 6 Available options 7 Tools required 7 Handling static-sensitive devices 7 Chapter 2.Installing external options. . . . . 9 Locating the connectors on the front of your computer 9 Locating the connectors on the rear of your computer 11 Obtaining device drivers 13 Chapter 3.Installing internal optionsdesktop model 15 Removing the cover 15 Locating components 16 Installing options on the system board 16 Accessing the system board 16 Identifying parts on the system board 16 Installing memory 18 Removing a DIMM 18 Installing a DIMM 18 Installing adapters 19 Adapter slots 19 Installing adapters 19 Installing internal drives 20 Drive specifications 20 Power and signal cables for internal drives 21 Installing internal drives 22 Replacing the cover and connecting the cables 23 Chapter 4.Installing internal optionsmicrotower model 25 Removing the cover 25 Locating components 26 Removing the power supply 26 Installing options on the system board 28 Accessing the system board 28 Identifying parts on the system board 28 Installing memory 30 Removing a DIMM 30 Installing DIMMs 30 Installing adapters 31 Adapter slots 31 Installing adapters 31 Installing internal drives 31 Drive specifications 32 Power and signal cables for internal drives 33 Installing internal drives 33 Replacing the cover and connecting the cables . . . . . 34 Chapter 5.Updating the computer configuration 37 Configuration/Setup Utility menu 37 Viewing system information and product data 38 Changing parameter settings 38 Load FDDless Defaults 38 Load Optimized Defaults 38 Canceling the default settings 38 Exiting Setup 39 Start Options 39 Startup Sequence 39 Virus Warning 39 Quick Power-On Self Test 39 Boot Up Floppy Seek 40 Boot Up NumLock Status 40 Gate A20 Option 40 Typematic Rate Setting 40 Typematic Rate (Chars/Sec 40 Typematic Delay (Msec 40 Halt When Error occurence 40 Halt On 40 Date and Time 41 Advanced Setup 41 Power Management Setup 41 Set Administrator Password 41 Set User Password 41 Erasing a lost or forgotten password (clearing CMOS 41 Appendix A.Changing the battery 43 Appendix B.Updating System Programs 45 System programs 45 Appendix C.System address maps . . . . . 47 System memory map 47 I/O address map 47 Appendix D.Interrupt request and direct memory access channel assignments . . 49 Appendix E.Notices and trademarks. . . . 51 Trademarks 51 Index 53 iii