111
-
Status Indicator
A display which reports the condition of some portion of your hardware. On your LIFEBOOK Ultrabook this is an LCD
screen just above the keyboard.
Subnet mask
TCP-IP network is controlled by being divided into multiple smaller networks (subnets). IP address consists of the
subnet address and the address of each computer. Subnet mask defines how many bits of IP address comprise the
subnet address. The same value shall be set among computers communicating with each other.
System Clock
An oscillator of fixed precise frequency which synchronizes the operation of the system and is counted to provide time
of day and date.
TCP/IP
Transmission Control Protocol/Internet Protocol. A standard Internet protocol that is most widely used.
TFT
Thin Film Transistor – A technology for flat display panels which uses a thin film matrix of transistors to control each
pixel of the display screen individually.
UL
Underwriters Laboratories – An independent organization that tests and certifies the electrical safety of devices.
USB
Universal Serial Bus. Standard that allows you to simultaneously connect up to 127 USB devices such as game pads,
pointing devices, printers, and keyboards to your computer.
VRAM
Video Random Access Memory. A memory dedicated to video display data and control.