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7-3
Case
LED
Color
Status
INPUT
Green
The power input is normal.
OUTPUT
Red
The power module goes into the
self-protection state.
The power module is
over-temperature protected.
FAN
Green
The power module fan works normally.
INPUT
Green
The power input is normal.
OUTPUT
Green
The power output is normal.
The fan tray is faulty.
FAN
Red
The power module fan is faulty.
INPUT
Green
The power input is normal.
OUTPUT
Red
No power is output
Two seconds after the fan
tray is faulty.
FAN
Red
The power module fan is faulty.
After the power supply is cut off, it takes a short while for the power LED to go off. This is normal.
On the SRPUs, there are also LEDs indicating the working status of the power modules. For details,
refer to related description about the power LEDs on the SRPUs other than the LSQ1MPUA0 in
Chapter 1 “Product Overview”.
Troubleshooting the PSR1400-D
The power module PSR1400-D has four LEDs, which indicate the input and output statuses of the
power module and the working statuses of the power module fan and the PoE power supply,
respectively.
Table 7-2
Description of LEDs on the PSR1400-D
Case
LED
Color
Status
INPUT
OFF
The power input is normal.
OUTPUT
OFF
No power is output.
FAN
OFF
A fan does not rotate.
The power module is
connected but the SYSTEM
power switch is turned off.
PoE
OFF
No PoE is output.
INPUT
Green
The power input is normal.
OUTPUT
Green
The power output is normal.
FAN
Green
The power module fan works normally.
The power module is
connected and the SYSTEM
power switch is turned on, but
the PoE switch is turned off.
PoE
OFF
No PoE is output.
INPUT
Green
The power input is normal.
OUTPUT
Green
The power output is normal.
FAN
Green
The power module fan works normally.
The power module is
connected, and the SYSTEM
power switch and PoE switch
are turned on.
PoE
Green
PoE is output.