Specifications

X723-300151 8-7 Issue 2
8.5 Commissioning
Power-up procedure:
Ensure that the correct PSU type is fitted to the chassis.
Check that AC PSUs are set to the correct input voltage.
Always ensure a PSU is switched off before plugging it into a live chassis.
After switch on, the 'Power Good' LED on each PSU front panel should be
illuminated.
Alarm Indications
An alarm output is provided from each PSU. This will indicate a PSU
failure when any of the outputs are faulty as follows:
PSU State Alarm Output LED Indicator
No Power Input Open Circuit Off
PSU Not Fitted Open Circuit N/A
PSU On + Good Short to 0V On
PSU On + Fail Open Circuit Off