Led Behavior - HP J4900B Installation And Getting Started Manual

Installing the Switch
Installation Procedures
2.
When the switch is powered on, it performs its diagnostic self test. Self test
takes approximately 50 seconds to complete.

LED Behavior

2-10
Check the LEDs on the switch as described below.
Self Test LED
Power and
Fault LEDs
PoE
Test LED
During the self test:
• Initially, all the switch and port LEDs are on. Most of the LEDs go off
and then may come on again during phases of the self test.
• For the duration of the self test, the Self Test LED stays on.
Switch port LEDs
Switch 2650-PWR
Switch 2650