Ensure that the voltage selector switch on each server installed in the
server rack is set to 230 V ac.
- Ensure the external power cord is in good condition and
properly connected to a known-good power source.
- Ensure the internal power cables are in good condition and properly
connected. (The internal power cables connect between the power
distribution unit and the servers installed in the server rack.)
- Ensure the following devices are powered on.
1. Display
2. All system units
3. Server selector unit
4. Power distribution unit
ARE ALL THE ABOVE ITEMS/CONDITIONS OK ?
+---+
Yes No-+002| Using the server selector keypad buttons, check for
+-+-+ +---+ correct operation of all the servers installed
|001| in the rack.
+---+
DID THE FAILURE OCCUR ON MORE THAN ONE SERVER ?
+---+
Yes No-+004| Go to the
| +---+ that was selected when the failure occurred and run
| the server diagnostic programs.
|
+-+-+ If the problem still remains, replace the power
|003| distribution unit.
+---+
Power-off the server rack and replace the server
rack components in the following order until the
problem goes away. See 'Powering Off the Rack'
1. Power distribution unit fuse.
2. Power distribution unit.
Please see the LEGAL - Trademark notice.
Feel free - send a 
for any BUG on this page found - Thank you.