HP Compaq nx8220 Maintenance And Service Manual page 21

Item Component
1 Pointing stick
(select models only)
2 Speakers
3 Pointing stick buttons
(select models only)
4 TouchPad scroll zone
5 TouchPad buttons
6 TouchPad
Maintenance and Service Guide
Table 1-7
Top Components, Part 2
Function
Moves the pointer and selects or activates
items on the screen.
Produce stereo sound.
Function like the buttons on an external
mouse.
Scrolls up or down.
Function like the buttons on an
external mouse.
Moves the pointer and selects or activates
items on the screen. Can be set to perform
other mouse functions, such as scrolling,
selecting, and double-clicking.
Product Description
1–17