Epson Endeavor - Manual (Page 174)

High-density
A type of diskette format that allows you to store more data
than on single- or double-density diskettes. A 5.25-inch,
high-density diskette can store 1.2MB of data. A 3.5-inch,
high-density diskette can store 1.44MB of data.
IDE
Integrated Drive Electronics. A type of hard disk drive interface
in which the controller is located on the drive, instead of on a
controller card. Your computer includes an interface on the
main system board for up to two IDE hard disk drives.
Input/output (l/O) port
See Port.
lnterface
A physical or software connection used to transmit data
between equipment or programs so they can work with each
other.
Jumper
A small moveable plug that connects two pins on a device’s
circuit board. Jumpers can be used to alter the operation of a
particular function.
Key disk
A diskette containing a copy-protected program that must
remain in a diskette drive while you use the program. See also
Copy-protected program.