NEC N8146-36 User Manual page 22

9. Remove a screw from power supply unit, and install the exhaust air filter A to the location shown in
the figure below.
Remove a screw
Insert the leftmost hook into the angle hole located at
upper left corner of exhaust hole. In similar way, insert
the other three hooks.
10. Install the exhaust air filter B according to the procedure described below.
10.1 Lift the lock plate on stabilizer, slide it to the direction shown by an arrow, and then remove it.
10.2 Remove the side cover according to Step 3.
10.3 Remove the screw shown in the figure below.
Remove the screw.
Lock plate
22
Engage these hooks with angle
holes at upper part of exhaust
hole.
Secure the exhaust air filter A
with a screw removed from the
power supply unit.