Chapter 1. OverviewAdding hardware options to your NetVista computer is an easy way to increase itscapabilities. Instructions for installing external and internal options are included inthis publication. When adding an option, use these instructions along with theinstructions that come with the option.This chapter provides a brief introduction to the options and features that areavailable for your computer. Also, important information about required tools,electrical safety, and static-sensitive devices is included.ImportantBefore you install any option, read “Safety Information” on page v. Theseprecautions and guidelines will help you work safely.See Access IBM for general information about the use, operation, and maintenanceof your computer. Access IBM also contains information to help you solveproblems and get repair service or other technical assistance.Identifying your computerTo properly install options, you will need to know the model of your computer.The best way to identify your computer is by the machine type/model number.The machine type/model number indicates the various features of the computer,such as the type of microprocessor or the number of drive bays. You can find thisnumber on the small label on the front of your computer. An example of themachine type/model number is 6840-110.The information in this publication is for the desktop, minitower, and microtowermodel computers.v The desktop type is 6837.v The minitower types are 2271, 6840, 6841, and 6847.v The microtower types are 2251, 6830 and 6831.When it is necessary to distinguish between the models you will see references tothe model type. When the model is not specified, the information applies to all.See the following pages for descriptions of the three basic types.© Copyright IBM Corp. 2000 1