Extreme Networks 12800 Series manual Recommended Installation Sequence View from Rear of Chassis

Extreme Networks 325 W DC Power Supply

To install an Extreme Networks 325 W DC PSU:

1Attach an ESD-preventive wrist strap to your wrist and connect the metal end to the ground receptacle on the top right corner of the switch front panel.

2Make sure that the Extreme Networks 325 W DC PSU is right side up (see Figure 52).

Figure 52: Extreme Networks 325 W DC PSU

325W DC PSU

Torino DC PSU_04A

3Carefully slide the PSU all the way into an open power supply bay (see Figure 53) until you hear a click.

Extreme Networks recommends that you populate the two left power supply bays before the two right power supply bays. Refer to Table 19 for the recommended installation sequence.

Table 19: Recommended Installation Sequence (View from Rear of Chassis)

Left Power Supply Bays		Right Power Supply Bays
Installation #	1	Installation # 3
		(If this bay is empty, a cover plate is required.)
Installation #	2	Installation # 4
		(If this bay is empty, a cover plate is required.)

NOTE

A minimum of two Extreme Networks 325 W DC PSUs are required to run a BlackDiamond 12802 switch.

WARNING!

Do not put your hand into an open power supply bay when a power supply is not present. Empty power supply bays require a cover plate at all times.

CAUTION

Do not slam the Extreme Networks 325 W DC PSU into the system switch backplane.

CAUTION

To prevent an electrical hazard, make sure before you install the PSU in the power supply bay that the DC power cord is not connected to the PSU.

BlackDiamond 12800 Series Switches Hardware Installation Guide 91