1600 W AC Power Supplies

Two AC power supply options, with front-to-back or back-to-front airflow, are are available for the switch:

Part number XN-ACPWR-1600W-F provides 1600W AC power with front-to-back airflow for power supply cooling.
Part number XN-ACPWR-1600W-R provides 1600W AC power with back-to-front airflow for power supply cooling.

Power supplies are ordered separately for the base SLX 9740 switch. Power supplies are included with other switches.

The 1600 W AC power supply has a (C14) power inlet that requires a (C13) power cord.

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 Power Cord Requirements for AC-Powered Switches and AC Power Supplies.

LEDs on the power supplies provide information on the unit's operational status. The LEDs are located on the end of the power supply unit, arranged vertically to the left of the power cord receptacle. The following tables describe the meanings of the LEDs on the DC power supply.

Table 1. 1600 W AC Power Supply LED Status Indications
Label and Color	Description	State	Meaning
! Amber	Fault indicator	On (Solid	PSU fault
! Amber	Fault indicator	Off	No PSU fault
DC (Green)	DC output good	On (Solid	DC output OK
DC (Green)	DC output good	Off or blinking	DC output fail
AC (Green)	AC input good	On	AC input OK
AC (Green)	AC input good	Off	AC input fail

For information on installing or replacing a power supply, see Replace Power Supplies.