User's Guide
RDX
8000
83
2.2
Cooling
fan
The cooling fan is a
CRU
(Customer
Replaceable
Unit)). The fan is located on the rear side of the unit and is fixed with
2 thumb
screws.
The fan is speed controlled. The speed varies in 4 steps (low, medium, high and max) and is
controlled by a micro controller and thermal sensors.
For technical specification,
see
section ”1. Product specification” on page 75.
2.2.1
Removing
a cooling
fan
1. Power down the unit by pressing the power button on the front panel.
2.
Locate the
cooling
fan
on
the
middle
of
the
rear
panel
of
the
unit,
shown
in
section “3.1
Rear
panel
layout
”
on
page 10.
3. Remove the power cord on the rear panel of the
unit.
4. Loosen the two thumbscrews located on the rear of the cooling fan using a #3 Phillips screwdriver or
your
fingers.
5. Pull the cooling fan straight out from the rear of the
unit.
6. To store or ship the removed cooling fan,
repackage
it in the original or replacement device packaging
materials.
2.2.2 Installing a cooling
fan
1.
Locate
the
cooling
fan
bay
on
the
middle
of
the
rear
panel
of
the
RD
X
8000
unit,
shown
in
section “3.1
Rear
panel
layout” on page
10
.
2. Before installing the cooling fan, inspect the connectors on the cooling fan
CRU
and the mating connector in
the
RDX
8000 unit.
Ensure
that the connectors are intact, free of any foreign objects, and have no
cracks
or
deformed
or bent contacts.
3. Push the cooling fan straight into the cooling fan bay until it
seats
itself against the back of the
unit.
Figure 55 — Installing a cooling
fan
4. Tighten the two thumbscrews using a #3 Phillips screwdriver or your fingers to secure the cooling fan to the
unit.