Dell EMU01, Руководство владельца оборудования

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Troubleshooting Your System
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8
Check the cable connections inside the system:
a
Turn off the system, including any attached peripherals, and disconnect the system from the
electrical outlet.
b
Open the system. See "Opening and Closing the System" on page 46.
c
Verify that the cable connections between the SAS backplane and the controller card are correct.
See "Installing a SAS Controller Card" on page 76.
d
Verify that the data cables are securely seated in their connectors.
e
Verify that the power connector on the SAS backplane is securely seated in its connector.
f
Close the system. See "Opening and Closing the System" on page 46.
g
Reconnect the system to the electrical outlet, and turn on the system and attached peripherals.
If the problem persists, see "Getting Help" on page 129.
Troubleshooting a SAS Controller or SAS RAID Controller
.
NOTE:
When troubleshooting a SAS or SAS RAID controller, also see the documentation for your operating
system and the controller.
Problem
• Error message indicates a problem with the SAS or SAS RAID controller.
• SAS or SAS RAID controller performs incorrectly or not at all.
Action
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.
1
Run the appropriate online diagnostic test. See "Using Dell PowerEdge Diagnostics" on page 117.
2
Enter the System Setup program and ensure that the SAS or SAS RAID controller is enabled. See
"Using the System Setup Program" on page 31.
3
Restart the system and press <Ctrl><C> to enter the configuration utility program:
See the controller's documentation for information about configuration settings.
4
Check the configuration settings, make any necessary corrections, and restart the system.
If the problem is not resolved, continue to the next step.
5
Turn off the system and attached peripherals, and disconnect the system from its electrical outlet.
6
Open the system. See "Opening and Closing the System" on page 46.
7
Ensure that the controller card is firmly seated into the INTERNAL STORAGE system board
connector. See "Installing a SAS Controller Card" on page 76.