Installation Manual
H3C S7500E Series Ethernet Switches
Chapter 1 Product Overview
1-51
V. System LEDs
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System status LEDs
The LEDs on the card panel indicate the statuses of the power modules, fans, LPUs
seated in the twelve slots, and LSQ1SR12GB0 itself.
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Power status LEDs
PWR: The power status LEDs show the status of the power modules.
Table 1-80
Description of the power status LEDs
LED
Description
ON: The power modules operate normally.
OK
OFF: The power module is faulty or out of position.
ON: The power module is faulty or out of position.
FAIL
OFF: The power modules are operational or out of position.
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Fan status LEDs
FAN: The fan status LEDs show the status of the fan tray.
Table 1-81
Description of the fan status LEDs
LED
Description
OK
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ON: The fans operate normally.
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OFF: The fans are faulty or out of position.
FAIL
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ON: The fans are faulty or out of position.
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OFF: The fans operate normally.
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LPU status LEDs (SLOT0 through SLOT11)
SLOT0 through SLOT11: The LEDs indicate the status of the LPUs seated in the twelve
slots.
Table 1-82
Description of the LPU status LEDs
LED
Description
RUN
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ON/OFF: The LPU is faulty or out of position.
z
Blinking: The LPU is operating normally.
ALM
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OFF: The LPU is operational or out of position.
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ON: The LPU is faulty.