Computer Troubleshooting Theory For the A+ Certification
Computer troubleshooting theory this will be tested on the A+ certification. When trying to solve a computer related problem resist the urge to jump in and start doing rendez vous express what you think will correct it the fastest. Rather take the time to apply the troubleshooting theory.
- Before you do anything always backup the users data or make sure there are a recent set of backups already on the computer that can used and then put on removable storage. This will be crucial if the users data gets accidentally corrupted or destroyed. Having a recent backup will protect your professional reputation if something goes wrong. Windows XP Professional, 2000, and NT use NTBACKUP which can be found through a shortcut on the system tools folder. If you are troubleshooting Windows XP Home Edition you may install Windows Backup by using the distribution CD. There are also third party backup programs that may provide more features and capabilities.
- Assess the problem methodically. Divide larger problems into smaller problems then troubleshoot the smaller problems individually. This makes large problems easier to handle.
- Always look for the most obvious problems. For example always check connectors to make sure they are properly installed. Make sure the computer, monitor, keyboard, printer, and etc. have power.