1-6
Introducing the Switch
Front of the Switch
Introducing the Switch
Table 1-2. RPS LED Behavior
Mdl (Module
Status, green)
On
Blinking
Off
Expansion module is plugged into expansion slot and operating correctly
Expansion module is plugged into expansion slot but has experienced a fault
Expansion module is not plugged into expansion slot
RPS Status
(green)
On
Blinking
Off
Normal operation. RPS is connected and operating correctly. RPS could be powering
the unit - see table below.
RPS is connected but has experienced a fault.
RPS is not connected or is not powered.
Fan Status
(green)
On
Blinking*
Normal operation, all fans are ok.
One of the unit’s fans has failed. The switch Fault LED will be blinking simultaneously.
T/M
(green – ports
21 - 24 or 45-
48)
On For the dual-personality ports, indicates the enabled port:
• if the “T” is on, the 10/100/1000Base-T RJ-45 port is enabled.
• if the “M” is on, the mini-GBIC port is enabled.
Auxiliary
(green)
On
Off
Port is in use
Port is not in use
* The blinking behavior is an on/off cycle once every 1.6 seconds, approximately.
Switch LEDs State Meaning
RPS modes This table describes the behavior of the RPS LED associated with the 600 RPS/EPS operation. (Power,
RPS/EPS, Fault)
Power LED RPS LED Fault LED Description
On Off Off Normal operation. The 600 RPS/EPS is not connected or not powered.
On On Off Normal operation. The 600 RPS/EPS is available.
On On/Off Blinking Unit has experienced a fault and another LED will be blinking to
determine fault.
On On Blinking The 600 RPS/EPS is running the switch in failover mode. No AC power
to the unit, or the internal power supply has failed.
Off Off Off Unit is un-powered by AC input line and the external 600 RPS/EPS
On Blinking Blinking The 600 RPS/EPS unit has experienced a fault.
On Blinking Off The 600 RPS/EPS unit is unavailable to power the Switch in event of an
internal power supply failure. The 600 RPS/EPS is designed to provide
power to one of its connected switch devices at a time. The Power
Status LED on the 600 RPS/EPS unit will also be blinking for this device.
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