Lenovo ThinkSystem HR330A User Manual And Hardware Maintenance Manual page 167

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IP
Internet Protocol
IRQ
Interrupt Request; A signal sent to the microprocessor via an IRQ line to inform the later of impending data sending or receipt by
peripheral devices.
KB
Kilobytes, equivalent to 1024 bytes.
LAN
Local Area Network
LCD
Liquid Crystal Display
LED
Light Emitting Diode; An electronic device that emits light when a current passes through it.
LUN
Logical Unit Number
MB
Megabytes; Equivalent to 1,048,576 bytes.
MBR
Master Boot Record
MHZ
Megahertz
MTBF
Mean Time Before Failures
NIC
Network Interface Controller
NTFS
NT File System
PCI
Peripheral Component Interconnect
POST
Power-On Self-Test; After booting up and before loading the operating system, POST is performed to examine the various components
of the system.
RAM
Random Access Memory Commonly referred to as memory.
ROM
Read-Only Memory
RTC
Real-Time Clock
SDRAM
Synchronous Dynamic Random Access Memory
SMART
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