Apple 145B manual Insert a floppy disk, Double-sided 800K disk, Second hole, Working With Disks

Insert a floppy disk

Your computer’s floppy disk drive can accommodate 3.5-inch

(89-millimeter) floppy disks of two types:

mhigh-density disks, which can hold up to 1.4 megabytes (MB) of information

mdouble-sided disks, which can hold up to 800 kilobytes (K) of information

(The next page explains kilobytes and megabytes.)

Double-sided (800K) disk High-density (1.4 MB) disk

Second hole

High-density disk symbol

Follow these steps to insert your new disk into the disk drive.

1.Write “Practice” on a blank disk label.

2.Attach the label to your new floppy disk.

The molding of the disk’s plastic case indicates where the label goes. Do not affix the label over the metal shutter.

3.Hold the disk with your thumb on the label and the metal shutter pointing away from you.

4.Push the disk into the floppy disk drive, label side up and metal shutter first.

Insert metal end first.

The next section, “Initialize a Disk,” explains what to do about the message that appears on your screen.

74 Chapter 4: Working With Disks