- 25 - Hardware Installation
PSU LED
State Description
Green ON Output ON and OK
Off No AC power to all power supplies
Green BLINKING
1Hz
AC present/only Standby output on
Green BLINKING
2Hz
Power supply rmware update mode
Amber BLINKING
1Hz
Power supply warning events where the power
supply continues to operate; high temperature,
hihg power, high current, slow fan.
Amber
Power supply critical event causing a
shutdown; failure, OCP, OVP, Fan fail
AC cord unplugged or AC power lost; with a second
power supply in parallel still with AC input power.
2-6 Power Supply Unit LED
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