Siemens SIMATIC IPC847D Operating Instructions Manual page 203

Abbreviation Term
RxD Receive Data
SAS Serial attached SCSI
SATA Serial Advanced Technology Attachment
SCSI Small Computer System Interface
SDRAM Synchronous DRAM
SELV Safety Extra Low Voltage
SLC Second Level Cache
single-level cell
SMART Self Monitoring Analysis and Reporting Technology
SMS Short Message Service
SNMP Simple Network Management Protocol
SO-DIMM Small Outline Dual Inline Memory Module
SOL Serial over LAN
SOM SafeCard on Motherboard (SOM)
SPP Standard Parallel Port
SRAM Static Random Access Memory
SSD Solid State Drive
SVGA Super Video Graphics Array
SVP Serial number of the device
SW Software
TCO Total Cost of Ownership
TFT Thin-Film-Transistor
TTY Tele Type
TxD Transmit Data
TXT Trusted Execution Technology
TWD Watchdog Time
UEFI Unified Extensible Firmware Interface
UL Underwriters Laboratories Inc.
UMA Unified Memory Architecture
URL Uniform Resource Locator
USB Universal Serial Bus
UXGA Ultra Extended Graphics Array
V.24
VCC
VDE Verein deutscher Elektrotechniker (Union of German
Electrical Engineers)
VGA Video Graphics Array
VRM Voltage Regulator Module
SIMATIC IPC847D
Operating Instructions, 01/2014, A5E32997454-AA
Meaning
Data transfer signal
Safety extra low voltage
Memory cells in which only one bit per cell is
saved
Hard disk error diagnostics program
Short message via telecommunication network
Network protocol
Text-based remote control
Synonym for parallel port
Static RAM
Enhanced VGA standard with at least 256 colors
Type of LCD flat-screen
Asynchronous data transfer
Data transfer signal
Hardware implementation
Watchdog monitoring time
US organization for tests and certifications
according to own or binational standards (with
CSA / Canada) standards.
Video memory
Designation of the full address of an Internet
page
Graphic standard, maximum resolution
1600x1200 pixels.
ITU-T standardized recommendation for data
transfer via serial ports.
Positive supply voltage of integrated circuits
Video adapter which meets industrial standard
Abbreviations
203