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pointing device. An instrument, such
as a mouse, TrackPoint, or joystick, that
is used to move a pointer on the screen.
pop-up menu. On the display screen, a
menu that emerges in an upward direc-
tion from a particular point or line on a
display screen.
POST. Power-on self-test.
power mode. The ThinkPad has three
battery operation power modes, such as
maximum performance, maximum battery
life, and customized.
prompt. A visual or audible message
sent by a program to request the user's
response.
PSTN. Public-switched telephone
network.
pull-down menu. On the display
screen, a menu that emerges in an
downward direction from a particular
point or line at or near the top of the
screen.
reboot. To restart all operations of the
computer as if the power were just turned
on.
resume. To begin computer operations
again from standby mode.
ROM. Read-only memory.
SDRAM. Static dynamic random access
memory.
serial port. A port used to attach such
devices as display devices, letter-quality
printers, modems, plotters, and such
pointing devices as light pens and mice;
it transmits data 1 bit at a time.
standby mode. A kind of suspend
mode where only a part of the system
components use power.
suspend. To stop all operations of the
computer to reduce power drain and
restrict access to the files.
SVGA. Super video graphics adapter, a
video mode that produces up to
1024-by-768 resolution.
TFT. Thin-film transistor.
TSRs. Terminate-and-stay-resident pro-
grams, memory-resident programs that
are loaded into memory and stay there
so you can conveniently access them
whenever you need to.
USB. Universal serial bus.
vertical expansion. A video display
technique in character- display mode to
fit video images on the whole LCD
screen by adjusting the number of char-
acter dots vertically.
VESA. Video Electronics Standards
Association.
VGA. Video graphics adapter, a video
mode that produces up to 640-by-480
resolution.
VSYNC. Vertical synchronization fre-
quency.
XMS. Extended memory specification.
154 ThinkPad 240 User's Reference