Philips S90 series User Manual page 33

4 Remove the shavings heads from the shaving
head holder and throw them away.
5 Place new shaving heads in the holder.
Note: Make sure the notches on both sides of the
shaving heads fit exactly onto the projections in the
shaving-head holder.
6 Place the retaining ring holder on the retaining
ring (1), place it on the shaving head (2) and
turn it clockwise (3) to reattach the retaining
ring.
Repeat this process for the other retaining rings.
Note: Hold the shaving head holder in your hand
when you reinsert the shaving heads and reattach the
retaining rings. Do not place the shaving head holder
on a surface when you do this, as this may cause
damage.
7 Reattach the shaving head holder to the
bottom part of the shaving unit.
8 To reset the shaver, press and hold the on/off
button for approx. 7 seconds. Wait until you
hear two beeps.
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