PSU LEDs
Table 2. PSU LED states
PSU Fail (Amber)
AC Missing
(Amber) Power (Green) Status
Off Off Off No AC power to either PSU.
On On Off PSU present, but not supplying power or PSU alert
state (usually due to critical temperature).
Off Off On Main AC present, switch on. This PSU is providing
power.
Off Off Flashing AC power present, PSU in standby (other PSU is
providing power).
Flashing Flashing Off PSU firmware download
Off On Off AC power missing, PSU in standby (other PSU is
providing power).
On On On Enclosure management software has lost
communication with the PSU.
On - Off PSU has failed. Follow the procedure in "Replacing
a Power Supply Unit (PSU)."
Figure 21. PSU LEDs
30 Installation and User Guide - Model 084
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