HP V4200 - Manual (Page 29)

Product Description
Maintenance and Service Guide 1–23
The Compaq Presario V4200 and HP Compaq nx7220 computer
TouchPad components are shown below and described in Table
1-10.
TouchPad Components, Compaq Presario V4200
Table 1-10
TouchPad Components
Compaq Presario V4200 and HP Compaq nx7220
Item Component Function
1 TouchPad Moves the pointer.
2 TouchPad horizontal
scroll zone Scrolls left or right.
3 Left and right TouchPad
buttons Function like the left and right buttons on
an external mouse.
4 TouchPad vertical
scroll zone Scrolls up or down.