Before you begin
Before installing a 750 W DC power supply (part no. XN-DCPWR-750W-F or
XN-DCPWR-750W-R):
- Verify that the airflow direction for the power supply is
the same as the airflow direction of the installed fan modules in the
switch.
About this task
To install the power supply, follow these steps:
![Caution](images/caution.png)
Caution
The handle on the
power supply is not designed to be used to lift or carry the power supply or the
switch to which it is attached.
Procedure
-
Attach an ESD-preventive wrist
strap to your bare wrist and connect the metal end to an appropriate ground
point on the rack.
-
If necessary, remove a blank
panel from the rear of the switch.
-
Verify that the power supply is
right side up (label on the bottom).
-
Carefully slide the power supply
all the way into the power supply bay.
-
Push the power supply in until
the latch snaps into place.
![Caution](images/caution.png)
Caution
Do not slam
the power supply into the switch.
-
To install a second power
supply, repeat the procedure.
What to do next
When you are finished, connect the
ground wire to each power supply. See Connecting the Ground Wire to a 750 W DC Power Supply.