Norco ATX-6991, User Manual

Page: 74 / 78

ATX-6991 User's Manual
48
Appendix 2: Glossary
ACPI
Advanced Configuration and Power Management. ACPI specifications allow operating
system to control most power of the computer and its add-ons. Windows 98/98SE
，
Windows
2000 and Windows ME supports this specification.
BIOS
Basic input/output system. It is a kind of software including all in/out control code interface
in PC. It will do hardware testing while system is booting. BIOS provides is stored in a ROM
chip.
BUS
In a computer system, it is the channel among different parts for exchanging data; it is also
a set of hardware lines. BUS here refers to part lines inside CPU and the main components of
system memory.
Chipset
Chipset is an integrated set of chips for executing one or more related functions
。
Here it
refers to a system level chipset structured by South bridge & North bridge; Chipset decides the
structure and main functions of motherboard.
CMOS
Complementary Metal-Oxide Semiconductor, which is a widely used semiconductor with
the characteristics of high-speed and low-power. COMS here refer to part of space on-board
CMOS RAM for saving date, time, system information and system parameter, etc.
COM
Cluster Communication Port. A universal serial communication interface, usually adopts
normative DB 9 connector.