Sooner or later, most PC users find themselves confronted with hardware or software failure or the need to upgrade or optimise a system for some new application. Newnes PC Troubleshooting Pocket Book provides a concise and compact reference which describe in a clear and straightforward manner the principles and practice of fault finding and upgrading PCs. This fully updated edition further explains how to diagnose more basic faults and carry out simple modifications and repairs. It is aimed at those who are involved with the installation, configuration, maintenance, upgrading, repair or support of PC systems and provides non-technical users with sufficient background information.