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HP 5800-48G Installation Manual Page 63

Hp 5820x & 5800 switch series installation guide.
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Table 11 Description of the power failure indication LEDs
LED
System status LED
RPS status LED
AC input
If the system status LED is off, an AC input failure has occurred. Verify the following items:
The AC power cord is securely connected to the switch, and the AC-input power receptacle on the
switch and the connected AC power outlet are in good condition.
The external AC power system is correctly working.
The operating temperature of the switch is in the normal range, and the power supply has good
ventilation. Over-temperature can cause the power supply to stop working and enter the protection
state.
RPS DC input
If the system status LED or RPS status LED is off, an RPS input failure has occurred. Verify the following
items:
The switch is securely connected to the RPS.
The RPS is correctly working.
The operating temperature of the switch is in the normal range, and the power supply has good
ventilation. Over-temperature can cause the power supply to stop working and enter the protection
state.
Concurrent RPS and AC inputs
If the system status LED is off, the AC power supply and the RPS both have an input failure.
Verify the following items:
The AC power cord is securely connected to the switch, and the AC-input power receptacle on
the switch and the connected AC power outlet are in good condition.
The external AC power system is correctly working.
The switch is securely connected to the RPS.
The RPS is correctly working.
The operating temperature of the switch is in the normal range, and the power supply has good
ventilation. Over-temperature can cause the power supply to stop working and enter the
protection state.
If the system status LED is on but the RPS status LED is steady yellow, an AC input failure has
occurred.
Verify the following items:
The AC power cord is securely connected to the switch, and the AC-input power receptacle on
the switch and the connected AC power outlet are in good condition.
The external AC power system is correctly working.
Mark
Status
SYS
Off
Steady green
RPS
Steady yellow
Off
Description
The switch is powered off.
The AC input is normal, and the RPS is in position or
working normally.
RPS power input is normal, but AC input has failed or
AC input is not connected.
No RPS is connected.
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