22COREBUILDER 6000 EXTENDED SWITCHING SOFTWARE REVISION 8.2.3
To remove a faulty power supply and replace it with a new unit, follow these steps:
1Turn off the power supply according to the safety and removal procedures in the Installation Guide that is shipped with the new power supply. The system control panel displays the following message (where n designates power supply 1 or power supply 2):
Power Supply n: Input Failure
2Remove the power supply. The system generates a sound, and the system control panel displays the following message:
Power supply n extracted.
3Insert the new power supply, following the safety warnings and instructions in the Installation Guide that comes with the new power supply. The system displays this message:
Inserted
This message is immediately overwritten with:
Input Failure
4Turn on the power supply. The system generates a sound and the system control panel displays this message:
Input restored
Power Supply Warning Messages. This release of system software now displays these power supply warning messages on the control panel when appropriate:
■+5V Failure
The power supply +5-volt input has failed.
■+12V Failure
The power supply +12-volt input has failed.
■ +5V Restored