HP 1420 Series User Manual

18
Appendix B LEDs
Power LED
Table 4 Power LED description
Status Descri
p
tion
Steady green The switch is powered on and the power supply is operating correctly.
Flashing green
The switch is powered on and is performing the self-test. The switch is faulty if the LED
flashes green for five seconds.
Off The switch is not powered on or the power supply is faulty.
Copper port LEDs
Link/ACT LEDs
Table 5 Link/ACT LED description
Status Descri
p
tion
Steady yellow A 10/100-Mbps link is present.
Flashing yellow The port is receiving or sending data at 10/100 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.
PoE LEDs
Table 6 PoE status LED description
Status Descri
p
tion
Steady yellow The port is supplying power correctly.
Flashing yellow The port is supplying power incorrectly.
Off The port is not supplying power.
Table 7 PoE-MAX LED description
Status Descri
p
tion
Steady yellow The PoE power reaches the guard band (104 W to 124 W).
Off The PoE power does not reach 104 W.

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