After The Exam Is Over
3-34 Versana Essential – User Guide
5759238-100 English
Rev. 2
Trackball
1. Power off the system.
2. Rotate the retainer counterclockwise until it can be removed
from the keyboard.
Figure 3-23. Rotate the retainer
3. Separate the trackball and the retainer. Wipe off any oil or
dust from the trackball, retainer and the trackball housing
using a cleaner or cotton swab.
4. Assemble the trackball and retainer, then put it into the
housing and rotate it clockwise until its notches are set in
position.
When cleaning, make sure not to spill or spray any liquid into
the trackball housing (keyboard or system). DO NOT use
Windex, Screen-Clean, etc. as these contain ammonia, which
will remove the anti-glare coating on the Trackball.
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