Norco BIS-6330A, User Manual, Page: 61 / 64

BIS-6330A
Digital Signage Player
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Dual-Inline-Memory-Modules. It is a small circuit board with memory chipset providing 64 bit
memory bus width.
DRAM
Dynamic Random Access Memorizer. It is a normal type of memory often with a transistor and
a capacitance to store 1 bit. With the development of the technology, more and more types of
DRAM with different specifications exist in computer applications. For example: SDRAM/DDR
SDRAM/RDRAM.
LAN
Network interface. Network grouped by correlative computers in a small area, generally in a
company or a building. Local area network is buildup by sever, workstation, some
communications links. Terminals can access data and devices anywhere through cables,
which enables users to share costly devices and resource.
LED
Light-Emitting Diode. A semiconductor device that shines when power supply is connected, It is
often used to denote information directly, for example, to denote power on or HDD working
normally.
PnP
Plug-and-Play. It is a specification that allows PC to configure its external devices automatically
and can work independently without the manual operation by its user . To achieve this function,
its BIOS should be able to support PnP and a PnP expansion card
POST
Self-test when power on. While the system is booting, BIOS will do an uninterrupted testing to
the system, including RAM, keyboard, hard disk drive etc. to check if all the components are in
normal situation and work well.
PS/2
A keyboard & mouse connective interface specification developed by IBM.PS/2 is a DIN
interface with only 6PIN; it also can connect other devices, like modem