Acer Extensa 5220, Extensa 5620, Extensa 5620Z User Guide
The built-in touchpad is a pointing device that senses movement on its surface.
This means the cursor responds as you move your finger across the surface of
the touchpad. The central location on the palmrest provides optimum comfort
The following items show you how to use the touchpad:
Move your finger across the touchpad (2) to move the cursor.
Press the left (1) and right (4) buttons located beneath the touchpad to
perform selection and execution functions. These two buttons are similar
to the left and right buttons on a mouse. Tapping on the touchpad is the
same as clicking the left button.
Use Acer Bio-Protection fingerprint reader (3) supporting Acer FingerNav
4-way control function (for selected models) or the 4-way scroll (3) button