Question : Problem: HP power manager 4.0 is not connecting with hp R5500 Ups

hi i have installed hp power manager on an hp dl 380 g4 server to manage an hp Ups r5500 the problem that i am facing is that the ups appeared in the device manager when i installed the driver but when i installed the hp power manager 4.0 the ps doesnot appear under the device manager any more. I have tried this on four different server on three of the four the hp power manager failed to connect to find the ups . On the fourth server the power manager was able to connect to the ups but when i restarted the server the connection between the ups and the power manager  was lost. I have tried reconnecting by uninstallling and reinstalling the power manager but nothing is working.

can any one help me reslove this problem

please note that i am connecting the ups to the server using a serial cable that came with the ups and all servers have windows 2003 installed with sp2

any help is greatly appreciated

Answer : Problem: HP power manager 4.0 is not connecting with hp R5500 Ups

You may need to determine what serial port settings are necessary for the server to communicate with the RPS.  Sometimes the defaults aren't correct.