Button Switches - Texas Instruments Extensa 450 Series Maintenance Manual

3.2.1
The TFT version of the notebook contains no operating controls or indicators. The
Dual Scan version of the display contains a contrast switch on the lower right side
as shown in Figure 3-1.
3.2.2
The notebook contains two button switches above the keyboard including:
3-2 Operating Instructions
Figure 3-1 Extensa Series Controls and Indicators
LCD Contrast Control

Button Switches

Power On/Off Switch- Alternate action, button type switch that controls power
to the unit.Pressing the Power button causes power to be applied to the
notebook and power up self test to be run. The PWR LED (left rear corner of
notebook) glows green and the computer then loads Windows 95. When the
Power button is pressed again, the Notebook powers down and all data in RAM
memory is lost.
Standby/Suspend Button Switch- an alternate action touch switch that
invokes the save to disk feature and places the unit in Standby Mode (if
previously On) or On if previously in Standby Mode.