Glossary
Glossary-18
SIMATIC Rack PC IL 40 SManual
A5E00200171-01
STEP 7
Programming software for the creation of user programs for SIMATIC S7 control.
STN Display
Super Twist Nematic passive display
Suspend to Disk
Transition to power-off status, with prior saving of the system contents to the hard
disk drive.
Suspend to RAM
Transition to power-saving status, with prior saving of the system contents to the
RAM.
SVGA
Super Video Graphics Array is a video standard established by the Video
Electronics Standards Association (VESA) in 1989 to provide high-resolution color
display on IBM-compatible computers.
System Guard
Is a monitoring function of the motherboard (Termal Management Controller). It
indicates the monitor, fan speed and temperatures.
T
Text Cursor
The cursor shows where text may be entered, for example, in text editors and in
dialog windows. In many applications the position of the cursor can be changed by
moving and clicking with the mouse pointer.
TFT
Thin-Film-Transistor. Technology for liquid crystal displays (LCD). The display
consists of a large grid of LCD cells. Each one of the pixels represents a single
cell. The electrical field in the cells is supported by thin film transistors.
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