91• Are the fan power connectors properly connected to the serverboard?• Is the cable from the front panel board connected to the serverboard?• Are the power supply cables properly connected to the serverboard?• Are there any shorted wires caused by pinched cables or powerconnector plugs forced into power connector sockets the wrongway?If the switches and connections are correct and AC power is availableat the wall outlet, contact your service representative or authorizeddealer for help.Diskette Drive Activity Light Does Not LightCheck the following:• Are the diskette drive power and signal cables properly installed?• Are all relevant switches and jumpers on the diskette drive setcorrectly?• Is the diskette drive properly configured?• Is the diskette drive activity light always on? If so, the signal cablemay be plugged in incorrectly.• If you are using the onboard diskette controller, use the SetupUtility to make sure that “Onboard Floppy” is set to “Enabled.” Ifyou are using an add-in diskette controller, make sure that“Onboard Floppy” is set to “Disabled.”If the problem persists, there may be a problem with the diskette drive,server board, or drive signal cable. Contact your service representativeor authorized dealer for help.CD-ROM Drive Activity Light Does Not LightCheck the following:• Are the power and signal cables to the CD-ROM drive properlyinstalled?• Are all relevant switches and jumpers on the drive set correctly?• Is the drive properly configured?