List of abbreviations
SIMATIC IPC547D
122 Operating Instructions, 06/2011, A5E03473780-01
Abbreviatio
n
Term Meaning
VGA Video Graphics Array Video adapter which meets industrial
standard
VRM Voltage Regulator Module
VT Virtualization Technology Intel technology with which a virtually
closed environment can be made
available.
VT-D Virtualization Technology for Directed I/O Enables the direct assignment of a
device (e.g. network adapter) to a virtual
device.
W2k Windows 2000
WAN Wide Area Network
WAV Wave Length Encoding Loss-free file format for audio data
WD Watchdog Program monitoring with error detection
and alarming.
WLAN Wireless LAN LWireless local area network
WoL Wake on Local Area Network
WWW World Wide Web
XD Execute Disable Capability Hardware implementation
XGA Extended Graphics Array Graphic standard, maximum resolution
1024x768 pixels.