6 Troubleshooting90System boots when installing PCI cardSystem Server Management features require full-time "standby"power. This means some parts of the system have power going tothem whenever the power cord is plugged in, even if you have turnedthe system power off with the power button on the front panel. If youinstall a PCI card with the AC power cord plugged in, a signal may besent to the command the system to boot. Before installing a PCI card,you should always:• Turn off the server power by using the power button on the frontof the system.• Unplug the AC power cord(s) from the server.Problems with newly installed applicationsoftwareProblems that occur when you run new application software areusually related to the software, not the server hardware. Faultyequipment is unlikely, especially if other software runs correctly.Check the following:• Make sure the system meets the minimum hardware requirementsfor the software. See the software documentation.• Make sure the software is properly installed and configured forthe system. See the software documentation.• Use only an authorized copy. Unauthorized copies often do notwork.• If you are running the software from a floppy disk, CD-ROM orDVD-ROM, try a different floppy disk.• Make sure the correct device drivers are installed.If the problems persist, contact the software vendor's customer servicerepresentative.Problems with application software that rancorrectly earlierProblems that occur after the system hardware and software havebeen running correctly sometimes indicate equipment failure.