Acer Aspire E5-571 User Manual - Page 9

Safety instructions Basic care and tips for using your computer - 9 Product servicing Do not attempt to service this product yourself, as opening or removing covers may expose you to dangerous voltage points or other risks. Refer all servicing to qualified service personnel. Unplug this product from the wall outlet and refer servicing to qualified service personnel when: • The power cord or plug is damaged, cut or frayed. • Liquid was spilled into the product. • The product was exposed to rain or water. • The product has been dropped or the case has been damaged. • The product exhibits a distinct change in performance, indicating a need for service. • The product does not operate normally after following the operating instructions. • The product exhibits a distinct change in performance, indicating a need for service. • The product does not operate normally after following the operating instructions. Note Adjust only those controls that are covered by the operating instructions, since improper adjustment of other controls may result in damage and will often require extensive work by a qualified technician to restore the product to normal condition. Cleaning and servicing When cleaning the computer, follow these steps: 1. Turn off the computer and remove the battery pack. 2. Disconnect the AC adapter. 3. Use a soft, moist cloth. Do not use liquid or aerosol cleaners.