HP 1420 Series User Manual

19
NOTE:
A
port with a smaller port ID has a hi
g
her priority for getting power. When the PoE power reaches the
guard band and a new port requires power, the switch compares the port IDs and performs one of the
following actions:
• Does not supply power to the new port if the ID of the new port is greater than IDs of all existing ports.
• Stops power supply to existing ports whose IDs are greater than the ID of the new port, and supplies
power to the new port.
Fiber port LEDs
Table 8 SFP port LED description
Status Descri
p
tion
Steady yellow A 100-Mbps link is present.
Flashing yellow The port is receiving or sending data at 100 Mbps.
Steady green A 1000-Mbps link is present.
Flashing green The port is receiving or sending data at 1000 Mbps.
Off No link is present.
Table 9 SFP+ port LED description
Status Descri
p
tion
Steady yellow A 1000-Mbps link is present.
Flashing yellow The port is receiving or sending data at 1000 Mbps.
Steady green A 10-Gbps link is present.
Flashing green The port is receiving or sending data at 10 Gbps.
Off No link is present.

HP 1420 Series Specifications

General

Type	Unmanaged
Form Factor	Rack-mountable or desktop
Power Supply	Internal
Layer	Layer 2
Energy Efficient Ethernet	Yes
Management	Unmanaged
Power Consumption	Varies by model
Dimensions	Varies by model
Weight	Varies by model
Uplink Ports	SFP (selected models)
Fanless	Yes (selected models)
Jumbo Frame Support	Yes
Ports	8, 16, or 24 RJ-45 10/100/1000 ports or 24 RJ-45 10/100/1000 ports + 2 SFP ports