When Using Your Computer 13• Handle components and cards with care. Do not touch the components or contacts on acard. Hold a card by its edges or by its metal mounting bracket. Hold a component suchas a microprocessor chip by its edges, not by its pins.CAUTION: There is a danger of a new battery exploding if it is incorrectly installed.Replace the battery only with the same or equivalent type recommended by themanufacturer. Do not dispose of the battery along with household waste. Contactyour local waste disposal agency for the address of the nearest battery deposit site.Protecting Against Electrostatic DischargeStatic electricity can harm delicate components inside your computer. To prevent staticdamage, discharge static electricity from your body before you touch any of your computer’selectronic components, such as the microprocessor. You can do so by touching an unpaintedmetal surface on the computer chassis.As you continue to work inside the computer, periodically touch an unpainted metal surface toremove any static charge your body may have accumulated.You can also take the following steps to prevent damage from electrostatic discharge (ESD):• Do not remove components from their antistatic packing material until you are ready toinstall the component in your computer. Just before unwrapping the antistatic packaging,discharge static electricity from your body.• When transporting an electrostatic sensitive component, first place it in an antistaticcontainer or packaging.• Handle all electrostatic sensitive components in a static-safe area. If possible, useantistatic floor pads and workbench pads.Ergonomic Computing HabitsCAUTION: Improper or prolonged keyboard use may result in injury.CAUTION: Viewing the monitor screen for extended periods of time may result ineye strain.For comfort and efficiency, observe the ergonomic guidelines in the Tell Me How help file whensetting up and using your computer. To access the Tell Me How help file, see "Finding HelpInformation" on page 34.When Using Your Computer(continued)