Leds - HP ProCurve 4000M Installation Manual

Introducing the HP ProCurve Switch 4000M and 8000M
Front of the Switch

LEDs

As described in the next three tables, there are LEDs on the switch chassis,
on the Switch Engine Module, and on the switch modules that keep you
informed of the status of the switch and the network connections.
Table 1-1.
LEDs State
Power On
(green)
Off
Fault Off
(orange)
†
Flashing
On
†
The flashing behavior is an on/off cycle once every 1.6 seconds, approximately.
Table 1-2.
LED State
Switch Engine Fail Off
(orange)
On or
Flashing
Self Test Off
(green)
On
Flashing
Mode Select Act
(3 green LEDs)
Fdx
100
1-4
Switch LEDs
Meaning
The switch is receiving power.
The switch is NOT receiving power.
The normal state; indicates that there are no fault conditions on the switch.
A fault has occurred on the Switch Engine, one of the switch modules, a power supply,
or a fan. The Status LED for the module or other device with the fault will flash
simultaneously.
On briefly at the beginning of switch self test after the switch is powered on or reset. If
on for a prolonged time, the switch has encountered a fatal hardware failure, or has failed
its self test. See chapter 3, "Troubleshooting" for more information.
Switch Engine LEDs
Meaning
The normal state; indicates that there are no fault conditions on the Switch Engine.
A fault has occurred on the Switch Engine. The switch Fault LED and the Self Test
†
LED will also be either on or flashing simultaneously, depending on the type of failure.
The normal operational state; the switch is not undergoing self test.
The switch self test and initialization are in progress after you have power cycled
or reset the switch. The switch is not operational until this LED goes off. The Self
Test LED also comes on briefly when you "hot swap" a module into the switch and
the module is automatically self tested.
†
A component of the switch has failed its self test. The Status LED for that component,
for example a switch module, and the switch Fault LED will flash simultaneously.
Indicates that the port Mode LEDs are displaying network activity information.
Indicates that the port Mode LEDs are lit for ports that are in Full Duplex Mode.
Indicates that the port Mode LEDs are lit for ports that are operating at 100 Mbps.