NEC N8146-36 User Manual page 26

3．Replacement of dust-proof filter (blue)
3.1 Open the door of 2.5-inch hard disk drive bay (unlock if it is locked), hold the upper side of door
filter case and bring the case toward you while lifting the hook at top of the door, and pull the
case toward upside to remove it.
2.5-inch hard disk drive
bay door
Door filter case
3.2 Remove the filter from door filter case.
3.3 Hold the filter so that its surface with net faces outside and the blue mark faces toward upper left,
and insert the filter into claws on door filter case.
Engage the end faces of filter
with these claws.
3.4 Install the door filter case in reverse order of removal procedure.
4．Replacement of dust-proof filter (black)
4.1 Pull out the bezel filter case from bottom of rear face of dust-proof bezel.
4.2 Remove the dust-proof filter (black) from bezel filter case.
4.3 Hold the filter so that its surface with net faces outside and the black mark faces toward upper right,
and insert the filter into claws on bezel filter case.
Bezel filter case
Engage the end faces of
filter with these claws.
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Lift the hook in the direction shown by an arrow.
Bring the case toward you and pull it out.
Blue mark
Surface with net
Black mark
Surface with net