Servicing Personal Computers, 3rd Edition

4

Tape and disk drives

Serious personal computer users soon realize the need for long-term mass storage of programs

and data and, while this can easily be provided using nothing more than a domestic cassette

recorder, such devices can be slow and unreliable. Many users have, therefore, recognized

the benefits of disk-based systems and as a consequence a market for low-cost disk drives has

been created. Several manufacturers have entered this competitive market with realistically

priced products and the cost of drives has progressively fallen while, at the same time, storage

capacities have risen. A double-sided mini-floppy drive capable of