H3C Technologies H3C S12500 Series Switches - Manual (Page 130)

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NOTE:
When the CF card LED is on, do not unplug the CF card. To unplug it, execute the umount command in
user view to uninstall the CF card, and then unplug the CF card when the CF card LED is off.
Network management port LEDs
Table 41 Network management port LED description
LED Status Description
LINK
Off No link is present.
Steady on A link is present.
ACT
Off No data is being transmitted or received.
Flashing Data is being transmitted and/or received.
Switching fabric module LED
Table 42 Switching fabric module LED description
LED Status Description
SFC (green-red)
Flashing green All the switching fabric modules are operating correctly.
Flashing red
At least one switching fabric module is faulty or no switching
fabric modules are present.
Steady on The MPU is faulty.
Off The MPU is faulty.
LPU status LED
Table 43 LPU status LED description
LED Status Description
LC (green-red)
Flashing green All the LPUs are operating correctly.
Flashing red At least one LPU is faulty.
Steady on The MPU is faulty.
Off The MPU is faulty.