HP 110-023w Troubleshooting and Maintenance Guide - Page 3

Table of contents 1 Protecting your computer ...1 Computer security features ...1 2 Troubleshooting ...2 Computer does not start ...2 Power ...3 Display (monitor) ...3 Keyboard and mouse (with cable) ...3 Keyboard and mouse (wireless) ...4 Speakers and sound ...5 Internet access ...5 Software troubleshooting ...6 3 System recovery ...8 Choosing a system recovery method 8 System recovery options ...8 Recovery media ...10 4 Maintenance ...12 Schedules and tasks ...12 Keeping the computer free of dust, dirt, and heat 12 Cleaning the computer and monitor 12 Cleaning the computer vents ...13 Cleaning the keyboard and mouse ...13 Cleaning the touch screen (select models only 13 iii