NEC MH4500 User Manual

Page 172

Glossary

ECC

(Error Checking and Correction) A method of detecting and correcting errors.

EEPROM

(Electrically Erasable Programmable Read-Only Memory) A type of memory
device that stores password and configuration information.

EGA

(Enhanced Graphics Adapter) A type of video display system that provides
medium-resolution text and graphics on TTL monochrome, color, and enhanced
color monitors.

EMP

The Emergency Management Port (EMP) Console provides an interface to the
Emergency Management Port (EMP) called the Console Manager. This interface
allows remote server management via a modem or direct connection.

EMS

(Expanded Memory Specification) A method of accessing memory beyond the
640K limit of DOS by exchanging data in and out of main memory at high speeds.
Some software requires EMS to operate.

EPROM

(Erasable Programmable Read-Only Memory) A type of memory device that is
usually used to store system BIOS code. This code can be erased with ultraviolet
light, but is not lost when the computer is powered off. See also flash EPROM and
ROM.

expanded memory

See EMS.

expansion slot

See backplane slot.

extended memory

The protected memory above 1M that is directly accessible by the microprocessor
through certain utilities and operating systems. This memory is used in computers
with 80286, 80386, and 80486 microprocessors.

flash EPROM

A type of memory device that is usually used to store system BIOS code. This code
can be replaced with updated code from a floppy disk, but is not lost when the
computer is powered off. See also EPROM and ROM.

floppy disk drive

See disk drive.