Philips KV-S5055C Service Manual page 38

(Fig. 7.2.2-3) Cleaning Position 2 (Sensors, Glass, Plates)
Note: * How to blow off any dirt that has accumulated on
the self-cleaning brushes attached to the Reference
Plates (F) and (B)
1. Rotate the Reference Plates (F) and (B) in the direction
of the arrows so that you can see the brush.
2. With the included blower, blow off any dirt on the
self-cleaning brushes.
3. After cleaning, rotate the plates in the direction of the
arrow to return them to the original background color.
38