HP 7500 Series - Page 132

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Table 81 1400W AC power supply status LED description
LED Status Descri
p
tion
Anal
y
sis
INPUT
Green
The power is input
correctly.
N/A
Red
A power input
problem has
occurred.
The input voltage is not in the rated voltage range.
Off No power is input.
This status has occurred in the following cases:
• The power supply is faulty.
• A power cord connection problem has occurred.
• The external power supply is unavailable.
OUTPUT
Green
The power is output
correctly.
N/A
Red
A power output
problem has
occurred.
This status has occurred in the following cases:
• The power supply generates an alarm due to input
under-voltage, output short-circuit, output over-current,
output over-voltage, or over temperature, and enters
the protection state.
• The power supply is not switched on.
Off No power is output.
This status has occurred in the following cases:
• The power supply is faulty.
• A power cord connection problem has occurred.
• The external power supply is unavailable.
FAN
Green
The fans are
operating correctly.
N/A
Red
The fans are
operating incorrectly.
This status has occurred in the following cases:
• A fan failure has occurred.
• The power supply is not switched on.
Off The fans do not work.
This status has occurred in the following cases:
• The power supply is faulty.
• A power cord connection problem has occurred.
• The external power supply is unavailable.
1400W DC power supply status LEDs
The 1400W DC power supply provides these red-green status LEDs: power input LED (INPUT), power
output LED (OUTPUT), fan LED (FAN), and PoE status LED (PoE).
Table 82 1400W DC power supply status LED description
LED Status Descri
p
tion
Anal
y
sis
INPUT
Green
The power is input
correctly, and the system
power output switch is
turned on.
N/A
Red
A power input problem
has occurred.
The input voltage is not in the rated voltage range.