Using Diskettes and Diskette Drives
The disk drives in your computer let you store your work and
programs for use at any time. Apex Plus systems have two 360
KB diskette drives. Apex Plus 20 systems have one 360 KB
diskette drive and one 20 MB hard disk drive.
Read the following sections to learn how diskettes work and how
to do the following:
Choose diskettes
Care for your diskettes and disk drives
Cl
Insert and remove diskettes
Write-protect diskettes
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Make backup copies of your diskettes.
If you have an Apex Plus 20, also read these sections to learn
how to do the following:
Use a hard disk
Use a single diskette drive system
Prepare the hard disk before moving the computer.
How diskettes work
The diskettes you use are made of flexible plastic, coated with
magnetic material, and enclosed in protective jackets. Like a
record, a diskette has circular tracks on both sides. Your com-
puter stores the data you enter as magnetic patterns on these
circular tracks.
Using Your Apex 2-7
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