H3C Technologies H3C S7500E Series Switches - Manual (Page 127)

117
LED Status Description
Off
No system power is output because one of the following conditions exists:
• The power module is faulty.
• The system input power cord is disconnected.
• The external power supply is unavailable.
SYS FAN
Green The fans are operating correctly.
Red
The fans are operating incorrectly because one of the following conditions
exists:
• A fan failure has occurred.
• The system power switch is turned off.
Off
The fans stop operating because one of the following conditions exists:
• The power module is faulty.
• The system input power cord is disconnected.
• The external power supply is unavailable.
PoE IN1
Green The PoE power (PoE 1) is input correctly.
Red
A power input problem has occurred to PoE 1 because the input voltage of
PoE 1 is out of the rated voltage range.
Off
No power of PoE 1 is input because one of the following conditions exists:
• The power module is faulty.
• The input power cord of PoE 1 is disconnected.
• The external power supply is unavailable.
PoE IN2
Green The PoE power (PoE 2) is input correctly.
Red
A power input problem has occurred to PoE 2 because the input voltage of
PoE 2 is out of the rated voltage range.
Off
No power of PoE 2 is input because one of the following conditions exists:
• The power module is faulty.
• The input power cord of PoE 2 is disconnected.
• The external power supply is unavailable.
PoE IN3
Green The PoE power (PoE 3) is input correctly.
Red
A power input problem has occurred to PoE 3 because the input voltage of
PoE 3 is out of the rated voltage range.
Off
No power of PoE 3 is input because one of the following conditions exists:
• The power module is faulty.
• The input power cord of PoE 3 is disconnected.
• The external power supply is unavailable.
PoE OUT
Green The PoE power is output correctly.
Red
A PoE power output problem has occurred because one of the following
conditions exists:
• The power module generates an alarm and enters the protection state
because of output short-circuit, output over-current, output over-voltage, or
over temperature.
• The PoE power switch is turned off.