HP ProCurve 2824 Install Manual page 14

Introducing the Switch
Front of the Switch
Switch LEDs State
T/M On
(green – ports
21 - 24 or 45-
48)
Fan Status On
(green)
Blinking*
RPS Status On
(green)
Blinking
Off
* The blinking behavior is an on/off cycle once every 1.6 seconds, approximately.
Table 1-2.
EPS/RPS This table describes the behavior of the EPS/RPS and LEDs associated with EPS/RPS operation (Power,
modes: EPS/RPS, Fault)
Power LEDs EPS/RPS
LED
On Off
On On
On On/Off
Off On
Off Off
On Blinking
On Blinking
1-6
Meaning
For the dual-personality ports, indicates the enabled connector:
• if the "T" is on, the 10/100/1000Base-T RJ-45 connector is enabled.
• if the "M" is on, the mini-GBIC connector is enabled.
Normal operation, all fans are ok.
One of the unit's fans has failed. The switch Fault LED will be blinking simultaneously.
Normal operation. An HP ProCurve EPS/RPS unit is connected and operating correctly.
The EPS/RPS could be powering the unit - see table below.
The EPS/RPS is connected but may be powering another switch or the EPS/RPS has
experienced a fault.
The EPS/RPS is not connected or is not powered.
EPS/RPS LED Behavior
Fault LED Description
Off Normal operation. EPS/RPS is not connected or not powered
Off Normal operation. EPS/RPS is available.
Blinking Unit has experienced a fault and another LED will be blinking to
determine fault.
Blinking EPS/RPS is running unit in failover mode. No AC power to the unit, or
the internal power supply has failed
Off Unit is un-powerd by AC input line and the external EPS/RPS
Blinking EPS/RPS unit has experienced a fault
Off EPS/RPS unit is unavailable to power the unit in the event of an internal
power supply failure. The external EPS/RPS is designed to provide
power to one of its connected switch devices at a time. The Power
Status LED on the external EPS/RPS unit will also be blinking for this
device.