3Com S7906E Getting Started Manual page 34

Table 1-40 Description of the power status LEDs
LED
ON: The power modules operate normally.
OK
OFF: The power module is faulty or out of position.
ON: At least one power module is faulty or switched off.
FAIL
OFF: The power modules are operational or out of position.
Fan status LEDs
FAN: The LEDs show the status of the fan tray.
Table 1-41 Description of the fan status LEDs
LED
ON: The fans operate normally.
OK
OFF: The fans are faulty or out of position.
ON: The fans are faulty or out of position.
FAIL
OFF: The fans operate normally.
LPU status LEDs (SLOT0 through SLOT11)
SLOT0 through SLOT11: The LPU status LEDs indicate the status of the LPUs seated in the 12 slots.
Table 1-42 Description of LPU status LEDs
LED
ON/OFF: The LPU is faulty or out of position.
RUN
Blinking: The LPU is operating normally.
OFF: The LPU is operational or out of position.
ALM
ON: The LPU is faulty.
If the RUN LED flashes at a high frequency, the card is in the startup process, but is not yet operational.
At system startup, the ALM LED will be ON for a while, but it does not mean that the card is faulty
ACTIVE LED
The ACTIVE LED shows the active/standby status of the LSQ1SRP2XB0. If the ACTIVE LED is ON, the
LSQ1SRP2XB0 is active; if OFF, the LSQ1SRP2XB0 is standby.
RESET button
A reset button is provided on the LSQ1SRP2XB0 for you to reset the card when necessary.
Description
Description
Description
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