List of abbreviations
D.1 Abbreviations
SIMATIC IPC647E
196
Operating Instructions, 11/2018, A5E45589180-AA
Abbreviation Term
Meaning
IP
Ingress Protection
Degree of protection
IRQ
Interrupt Request
Interrupt request
KVM
Keyboard Video Mouse
Keyboard video mouse bypass
LPT
Line Printer
Printer port
mDPP
mini DisplayPort
Digital monitor interface
MUI
Multilanguage User Interface
Language localization in Windows
NEMA
National Electrical Manufacturers Associa-
tion
Syndicate of manufacturers of electrical components in the
USA
NTFS
New Technology File System
Secure file system for Windows versions (2000, XP, 7)
OPC
OLE for Process Control
Standardized interface for industrial processes
PCI
Peripheral Component Interconnect
High-speed expansion bus
PCIe
Peripheral Component Interconnect express High-speed serial, differential full-duplex PtP interface with
high data rate.
PFC
Power Factor Correction
Harmonic suppression for operation on public networks.
PIC
Programmable Interrupt Controller
Programmable interrupt controller
PXE
Preboot Execution Environment
Software for running new PCs without hard disk data via the
network
RAID
Redundant Array of Independent Disks
Redundant drive array
SATA
Serial Advanced Technology Attachment
SDRAM
Synchronous DRAM
SMART
Self Monitoring Analysis and Reporting
Technology
Hard disk error diagnostics program
SJT
Service [Grade] Junior (Hard Service) Ther-
moplastic
PVC armored cable
SNMP
Simple Network Management Protocol
Network protocol
SSD
Solid State Drive
UAJ
Universal audio jack
Audio socket
TPM
Trusted Platform Module
UEFI
Unified Extensible Firmware Interface
UL
Underwriters Laboratories Inc.
US organization for tests and certifications according to own
or binational standards (with CSA / Canada) standards.
USB
Universal Serial Bus
V.24
ITU-T standardized recommendation for data transfer via
serial ports
VCC
Positive supply voltage of integrated circuits
VGA
Video Graphics Array
Video adapter which meets industrial standard
WD
Watchdog
Program monitoring with error detection and alarming.