Sony VPL-HW55ES Guide De Référence Rapide page 22

7
Remove the filter holder.
8
Remove the air filter.
9
Attach the new air filter so that it fits
into each claws (10 positions) on the
filter holder.
Note
Attach the air filter aligning it with the
shape of the filter holder.
Also, do not touch the fan after removing
the air filter that is set deep inside the
projector.
10
Attach the filter holder.
Note
The projector will not turn on unless the
filter holder is securely closed.
22
US
11
Wipe dust off the ventilation holes
(intake) with a soft cloth.
Ventilation holes (intake)
12
Place the project back on its original
position.
13
Turn on the projector, then select the
desired setting item on the Setup
menu. The menu screen below will be
appeared.
Claws
Tip
If "Settings Lock" is set to "Level B," set to
"Off" once.
14
Select "Yes".
Caution
Do not put your hands into the lamp
replacement slot, and do not allow any liquid or
other objects into the slot to avoid electrical
shock or fire.