Dell PowerVault DP100 - Manual (Page 78)

l Change the autonegotiation setting, if possible.
l Use another connector on the switch or hub.
If you are using a NIC card instead of an integrated NIC, see the documentation for the NIC card.
3. Ensure that the appropriate drivers are installed and the protocols are bound. See the NIC's documentation.
4. Enter the System Setup program and confirm that the NICs are enabled. See "Using the System Setup Program."
5. Ensure that the NICs, hubs, and switches on the network are all set to the same data transmission speed. See the network equipment documentation.
6. Ensure that all network cables are of the proper type and do not exceed the maximum length.
Troubleshooting External Connections
Loose or improperly connected cables are the most likely source of problems for the system, monitor, and other peripherals (such as a printer, keyboard,
mouse, or other external device). Ensure that all external cables are securely attached to the external connectors on your system. See
Figure 1 -2 for the back-
panel connectors on your system.
Troubleshooting a Wet System
Problem
l Liquid spilled on the system.
l Excessive humidity.
Action
1. Turn off the system and attached peripherals, and disconnect the system from the electrical outlet.
2. Open the system. See Opening the System .
3. Remove all expansion cards installed in the system. See Installing an Expansion Card .
4. Let the system dry thoroughly for at least 24 hours.
5. Close the system. See Closing the System .
6. Reconnect the system to the electrical outlet, and turn on the system and attached peripherals.
If the system does not start properly, see Getting Help .
7. If the system starts properly, shut down the system and reinstall all of the expansion cards that you removed. See Installing an Expansion Card .
8. Run the appropriate online diagnostic test. See Using Dell PowerVault Diagnostics .
If the tests fail, see Getting Help .
Troubleshooting a Damaged System
Problem
l System was dropped or damaged.
CAUTION: Only trained service technicians are authorized to remove the system cover and access any of the components inside the system.
Before performing any procedure, see your Product Information Guide for complete information about safety precautions, working inside the
computer and protecting against electrostatic discharge.