800 W Ac Power Supply; 800 W Dc Power Supply - Extreme Networks 7720 Installation Manual

Power Supplies for Use with Your Switch
Caution
If you do not install a module or a power supply in a slot, you must keep the
slot filler panel in place. If you run the chassis with an uncovered slot, the
system will overheat.

800 W AC Power Supply

Two 800 W AC power supply options, with front-to-back or back-to-front airflow, are
supported on the switch.
•
800W AC power supply - front-to-back airflow (part no. XN-ACPWR-800W-F)
•
800W AC power supply - back-to-front airflow (part no. XN-ACPWR-800W-R)
Note
AC power input cords are not provided with AC power supplies. You can order
an appropriate cord from Extreme Networks or from your local supplier. The
power cord must meet the requirements listed in
for AC-Powered Switches and AC Power Supplies
For information on installing or replacing an AC power supply, see
Power Supplies
LEDs on the 800 W AC power supply provide information on the unit's operational
status. See

800 W DC Power Supply

Two 800 W DC power supply options, with front-to-back or back-to-front airflow, are
supported on the switch.
•
800W DC power supply - front-to-back airflow (part no. XN-DCPWR-800W-F)
•
800W DC power supply - back-to-front airflow (part no. XN-DCPWR-800W-R)
Note
DC power input cords are provided with DC power supplies.
For information on installing or replacing a DC power supply, see
Power Supplies
LEDs on the 800 W DC power supply provide information on the unit's operational
status. See
on page 67.
800 W AC Power Supply LEDs
on page 67.
800 W DC Power Supply LEDs
Power Cord Requirements
on page 88.
on page 79 for details.
on page 79 for details.
Extreme 7720 Hardware Installation Guide
800 W AC Power Supply
Replace Internal
Replace Internal
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