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