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LED
SD
Stacking
The following table describes how LEDs on the SwitchBlade x908 report
operations and faults on the rear panel stacking ports.
LEDs
LED
STATUS
PORT 1
and
PORT 2
PWR01
The following table describes LEDs on the PWR01 power supply unit.
LEDs
LED
Fault
PWR
PWR02
The following table describes LEDs on the PWR02 power supply unit.
LEDs
LED
Fault
PWR
State
Description (cont)
Green
The Secure Digital memory card is active and should
flashing
not be ejected. The card can be safely ejected when
the LED remains off. Valid for AT-9924Ts,
x900-12XT/S, x900-24XT, x900-24XT-N,
x900-24XS, and SwitchBlade x908 switches.
State
Description
Green
The switch is the stack master.
Amber
The switch is a stack member.
Green
The switch is in the process of learning the stack
flashing
topology and selecting the stack master.
Off
The switch is not a stack member.
Green
A link has been established.
Amber
The link has a transmission fault.
flashing
State
Description
Red
The temperature on the PSU has exceeded the limit of
75º C (167º F), or the fan failed.
Green
A PSU is installed in the switch and is delivering power.
A FOM does not have this LED.
State
Description
Red
The temperature on the PSU has exceeded the limit of
75º C (167º F), or the fan failed.
Green
A PSU is installed in the switch and is delivering power.
A FOM does not have this LED.
Installation and Safety Guide
21
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