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1-48
Item
Specifications
Cable medium and maximum
transmission distance
Category-5 twisted pair, with a maximum transmission distance
of 100 m (328.08 ft.)
Function
Used for switch software upgrade and network management
Table 1-81 describes the status LEDs of the 10/100Base-TX management port.
Table 1-81
Description of the status LEDs of the 10/100Base-TX management port
LED
Description
LINK
z
OFF: No link is present.
z
ON: A link is present.
ACT
z
OFF: No data is being transmitted or received.
z
Blinking: Data is being transmitted or received.
System LEDs
z
System status LEDs
The LEDs on the card panel indicate the statuses of the power modules, fans, LPUs seated in the
twelve slots, and LSQ1MPUB0 itself.
z
Power status LEDs
PWR: The power status LEDs show the status of the power modules.
Table 1-82
Description of the power status LEDs
LED
Description
OK
z
ON: The power modules operate normally.
z
OFF: The power module is faulty or out of position.
FAIL
z
ON: At least one power module is faulty or out of position.
z
OFF: The power modules are operational or out of position.
z
Fan status LEDs
FAN: The LEDs show the status of the fan tray.
Table 1-83
Description of the fan status LEDs
LED
Description
OK
z
ON: The fans operate normally.
z
OFF: The fans are faulty or out of position.
FAIL
z
ON: The fans are faulty or out of position.
z
OFF: The fans operate normally.
z
LPU status LEDs (SLOT0 through SLOT11)
SLOT0 through SLOT11: The LEDs indicate the status of the LPUs seated in the twelve slots.