Fujitsu LIFEBOOK E547 User Manual page 41

4. Clean the dust catcher and the air-cooling
duct.
Carefully remove the dust and dirt trapped in
the duct and on the dust catcher.
5. Install the dust catcher.
Insert the end of the dust catcher without
latch first and push the entire dust catcher in
until it locks in place with a click sound.
Do not use notebook without installing
the dust catcher, it may cause damage
of your computer.
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Be careful not
to scratch or
d a m a g e t h e
metal parts.
Dust Catcher
Projection
Air Vent