Power Supply Led Indicators - Intel SR870BN4 - Server Platform - 0 MB RAM Product Manual

Power Supply LED Indicators

Each power supply module has three status LEDs the location and operating conditions for which
are shown in Figure 10.
A Power LED (green)
B Failure LED (amber)
C Predictive Failure LED (amber)
Table 6. Power Supply LED Status Indicators
No AC power to all PSU
No AC power to this PSU only or PS
failure
AC present / Standby Output On
Power supply DC outputs ON and OK
Current limit
Predictive failure
NOTE
Proper system cooling requires that the power supply bay be filled either by
two power supply modules, or a power supply module and a filler panel.
Intel® SR870BN4 Server System Product Guide
A B
On - indicates the presence of DC power in the system
Blinking - indicates the system is in ACPI sleep mode
Off - indicates the power is turned off or the power source is
disrupted
Indicates a power supply failure
Indicates a power supply failure is imminent
Figure 10. Power Supply Indicators
A B
(PWR) (FAIL)
Power Supply Power Supply Fail
(Green LED) (Amber LED)
OFF OFF
OFF OFF
Blinking OFF
ON OFF
ON OFF
ON Blinking/Latched
C
OM12887
C
(PFAIL)
Predictive Failure
(Amber LED)
OFF
ON
OFF
OFF
Blinking
OFF
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