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hot-pluggable redundant power supplies that are front loadable and slide into connectors mounted on the the PDB. When this option is installed, the PDB will provide
power to the system board, SCSI backplane board, and internal peripherals.
For non-SCSI drives such as the diskette drive and CD-ROM drive, an interface cable connects the interposer board, attached to the diskette drive and CD-ROM
drive, to the system board. For SCSI devices, interface cables connect externally accessible SCSI devices and the SCSI backplane board to a SCSI host adapter
either on the system board or on an expansion card. (For more information, see "Installing Drives").
Duringaninstallationortroubleshootingprocedure,youmayberequiredtochangeajumper.Forinformationonthesystemboardjumpers,see"Jumpers and
Connectors."
Responding to a Dell OpenManage Server Agent Alert Message
TheoptionalDellOpenManage™ServerAgentmanagementapplicationmonitorscriticalsystemvoltagesandtemperatures,thesystemcoolingfans,andthestatusof
the SCSI hard-disk drives in the system. The application generates alert messages that appear in the alert log window. For information about the alert log window and
options, see the Dell OpenManage Server Agent documentation.
Troubleshooting a Wet System
Problem
l Liquid spills
l Splashes
l Excessive humidity
Action
1. Turn off the system, including any attached peripherals, and disconnect the system from the electrical outlet.
2. Remove the system cover.
3. Remove all expansion cards installed in the system.
4. Let the system dry thoroughly for at least 24 hours.
5. Replace the system cover, reconnect the system to the electrical outlet, and turn on the system.
If the system does not start up properly, see "Getting Help," for instructions on obtaining technical assistance.
6. If the system starts up normally, shut down the system and reinstall all expansion cards you removed in step 3.
7. Run the system board tests in the Dell Diagnostics to confirm that the system is working properly.
If the tests did not complete successfully, see "Getting Help," for instructions on obtaining technical assistance.
Troubleshooting a Damaged System
Problem
l System dropped or damaged
Action
1. Check the following connections:
l Expansion-card connections to the system board
l Drive carrier connections to the SCSI backplane board
2. Make sure that all cables are properly connected and that all components are properly seated in their connectors and sockets.
3. Run the system board tests in the Dell Diagnostics.
If the tests did not complete successfully, see "Getting Help," for instructions on obtaining technical assistance.