Appendix B: Taking care of your computer70Please read the important instructions listed in this section. Following theseinstructions will help you maximize the durability of your computer.Important tips• Do not expose the computer to direct sunlight. Do not place it near sourcesof heat, such as a radiator.• Do not expose the computer to temperatures below 0 ºC (32 ºF), or above35 ºC (95 ºF).• Do not subject the computer to magnetic fields.• Do not expose the computer to rain or moisture.• Do not spill water on the computer.• Do not subject the computer to heavy shock or vibration.• Do not expose the computer to dust or dirt.• Never place the system on uneven surfaces.• Do not step on the power cord or place heavy objects on top of it. Carefullyroute the power cord and any cables away from foot traffic.• When unplugging the power cord, do not pull on the cord itself insteadpull on the plug.• The total ampere rating of the equipment plugged in should not exceedthe ampere rating of the cord if you are using an extension cord. Also, thetotal current rating of all equipment plugged into a single wall outletshould not exceed the fuse rating.• Check the documentation that came with your software programs to see ifyou can select other combinations of resolution and color. Theseadjustments could make viewing the screen more comfortable.Cleaning and servicingTo clean your computer and keyboard1 Turn off the computer and unplug the power cord.2 Use a soft cloth moistened with water and gently wipe the exterior of thecomputer and the keyboard. Do not use liquid or aerosol cleaners.