H3C S7500E Series Installation Manual page 155

LED
FAN
PoE
PSR2800-ACV power module status LEDs
The PSR2800-ACV power module provides five red-green status LEDs—power input LED (INPUT), power
output LED (OUTPUT), fan LED (FAN), PoE input LED (PoE INPUT), and PoE output LED (PoE OUTPUT).
Table 75 PSR2800-ACV power module status LED description
LED
INPUT
Status Meaning
The fans are working
Green
properly.
The fans are working
Red
abnormally.
Off The fans do not work.
The PoE power is output
Green
properly.
A PoE power output
Red
problem occurs.
Off No PoE power is output.
Status Meaning
The power is input
Green
properly.
A power input problem
Red
occurs.
Off No power is input.
Analysis
—
A fan failure occurs.
This status occurs in the following cases:
•
The power module is faulty.
•
A power cable connection problem occurs.
•
The external power supply is unavailable.
•
The system power output switch is not turned on.
—
The PoE output voltage is not in the rated voltage
range.
This status occurs in the following cases:
•
The power module is faulty.
•
A power cable connection problem occurs.
•
The external power supply is unavailable.
•
The PoE power output switch is not turned on.
Analysis
—
The input voltage is not in the rated voltage range.
This status occurs in the following cases:
•
The power module is faulty.
•
A system input power cable connection problem
occurs.
•
The external power supply is unavailable.
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