5-51
Table5-10 Copper management Ethernet port LED description for the LS-6850-56HF-H3
switch
LED mark Status Description
LINK/ACT
Steady green The port is operating at 10/100/1000 Mbps.
Steady green and
flashing yellow
The port is receiving or sending data.
Off No link is present on the port
Power module LEDs
The LSVM1AC650, LSVM1DC650, SW-A-PSR550-12A-B, and SW-B-PSR550-12A-B power
modules each provide a power module LED on the panel to show the power input status and power
output status. For more information about LED status, see Table5-11.
Table5-11 LED description for the LSVM1AC650 and LSVM1DC650 power modules
LED status Description
Steady green The power module is operating correctly and is a primary power module.
Flashing green The power module is operating correctly and is a secondary power module.
Steady red The power module is faulty or enters protection state.
Alternating between
red and green
An alarm occurs on the power module when one of the following conditions exists
on the power module but the power module does not enter protection state:
• Output overvoltage.
• Output undervoltage.
• Output overcurrent.
• Output power overload.
• Overtemperature.
Flashing red
The current power module has no current input. If the device has two power
modules installed and one module has current input and the other does not, the
LED for the module without current input will flash red.
Off The power module has no current input.
Table5-12 LED description for the SW-A-PSR550-12A-B and SW-B-PSR550-12A-B power
modules
LED status Description
Steady green The power module is operating correctly.
Flashing green (1 Hz) Power is being input correctly but the system is not powered on.
Flashing green (0.33
Hz)
The power module is in standby state and does not output power.
Flashing green (2 Hz) The power module is updating its firmware.
Steady amber
• The power module is faulty.
• The power module does not have power input, but the other power module
has correct power input.
Flashing amber (1 Hz) An alarm has occurred on the power module.
Off
No power modules have power input, which can be caused by an incorrect power