Figure 9. Ac Power Status Leds - Dell 3250 Product Manual

The AC power status LEDs in the power supply module provide information on the status of the
power sources. The LEDs are shown Figure 9. The table below the figure defines the possible
LED states.
LED Description
AC1 (green) On - AC input #1 available.
Off - AC input #1 unavailable or below voltage threshold to power up the system.
AC2 (green) On - AC input #2 available.
Off - AC input #2 unavailable or below voltage threshold to power up the system.
ACR (green) On - redundant feature is available.
Off - redundant feature is not available
The power redundancy feature requires that each of the following conditions be present.
•
AC input #1 available
•
AC input #2 available
•
Power good signals asserted from all three power supply modules
•
TS-OK signal is asserted

Figure 9. AC Power Status LEDs

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