EPS 2011-04

3-1

Introducing the HP 620 Redundant and

External Power Supply

The HP 620 Redundant and External Power Supply can supply both backup

system power to HP switches that are equipped to accept that power, and

additional PoE power to HP PoE switches.

Figure 3-1. HP 620 Redundant and External Power Supply (J8696A)

Throughout this manual, this unit will be abbreviated as the HP 620 RPS/EPS.

The HP 620 RPS/EPS has two redundant power supply (RPS) ports supporting

backup power to two supported HP networking switches. The HP 620 RPS/

EPS also has two external power supply (EPS) ports that provide PoE power

for up to two HP networking PoE switches.

This chapter describes the HP 620 RPS/EPS including:

■ front of the unit (page 3-2)

■ back of the unit (page 3-3)

■ RPS port operation (page 3-4)

■ EPS port operation (page 3-5)

■ supported switches (page 3-5)