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3
Operating Instructions
3.1
Introduction
The first two subsections describe the Extensa 450 Series Notebook operating
controls and indicators. The remainder of this section contains a summary of
computer operations related to notebook maintenance including how to restore
system software.
n
Note:
For additional operating instructions, see Extensa 450 Series Notebook Com-
puter Users Guide, TI Part No.9803942-0001.
3.2
Notebook Controls and Indicators
The Extensa Series Notebooks are equipped with the following controls and
indicators:
•
Group of five LEDs just above the keyboard (Sleep Mode, Hard Drive Activity,
Num Lock, Caps Lock and Scroll Lock)
•
Power, Setup, and Standby/Suspend buttons adjacent to the status LEDs
•
Single Power LED on the leftrear corner of the notebook
•
Touch Pad and two select buttons at base of keyboard
•
Contrast Switch on Display Assembly (Dual Scan models only)
These controls and indicators are shown in Figure 3-1 and described in greater
detail in the following paragraphs.
Operating Instructions
3-1
Summary of Contents for Extensa 450 Series
Page 1: ...Maintenance Manual Extensatm 450 Series Notebook Computers 9805725 0001 November 1995 ...
Page 12: ...Figure 1 2 Extensa 450 Series Features 1 4 General Description ...
Page 42: ...Figure 4 1 Notebook Functional Block Diagram 4 2 Theory ...
Page 71: ...Figure 6 5 Touchpad Removal Replacement 6 12 Field Service ...
Page 93: ...Connector Pinouts B 11 ...
Page 100: ...Printed in U S A ...