HP J4900B User Manual

2-28
Installing the Switch
Installation Procedures
Installing the Switch
In this example each switch receives 408 watts of PoE power. Each switch is
connected to one port of each pair. If the two switches were connected to both
ports of a pair, both ports of pair A for example, then each switch receives 204
watts. See the following example.
The following illustration demonstrates an example of connectivity between
a 610 EPS device and four Switch devices as a PoE power supply. In this
example each switch receives 204 watts of PoE power.
Power
Fault
hp procurve
610 eps
J8169A
Fan/Temp Status flash = Temperature too high
Fan/Temp Status + Fault flash = Fan failure
Fan/Temp Status
Internal Power Status
In Ready
Out Ready
Backup Power Ports Status
EPS Ports Pair A
(
408 W total for PoE applications
)
EPS Ports: 50V 8.3A max each.
EPS A1
Power
Status
A2
B1
B2
A1
Device
Connected
EPS A2 EPS B1
Power
Status
Device
Connected
EPS B2
EPS Ports Pair B
(
408 W total for PoE applications
)
100-240 V~ 7.5 A
Line: 50/60 Hz.
50 V 16 A
RPS
12 V 7.5 A
100-240 V~ 7.5 A
Line: 50/60 Hz.
50 V 16 A
RPS
12 V 7.5 A

HP J4900B Specifications

General

Brand	HP
Model	J4900B
Category	Switch
Language	English