Dell NX200 Personal Computer User Manual


 
Troubleshooting Your System 143
9
If you have a SATA backplane, verify that the cable connections between
the SATA backplane and the SATA controller are correct. Ensure that the
cables are firmly connected to the SATA controller and the SATA
backplane board.
10
Close the system. See "Closing the System" on page 80.
11
Reconnect the system to its electrical outlet, and turn on the system and
attached peripherals.
If the problem persists,
see
"Getting Help" on page 157.
Troubleshooting Expansion Cards
CAUTION: Many repairs may only be done by a certified service technician.
You should only perform troubleshooting and simple repairs as authorized in your
product documentation, or as directed by the online or telephone service and
support team. Damage due to servicing that is not authorized by Dell is not covered
by your warranty. Read and follow the safety instructions that came with the
product.
NOTE: When troubleshooting an expansion card, see the documentation for your
operating system and the expansion card.
1
Run the appropriate online diagnostic test. See "Using Online Diagnostics"
on page 147.
2
Turn off the system and attached peripherals, and disconnect the system
from the electrical outlet.
3
Open the system. See "Opening the System" on page 79.
4
Verify that the installed expansion cards are compliant with the expansion
card installation guidelines. See "Expansion Card Installation Guidelines"
on page 103.
5
Ensure that each expansion card is firmly seated in its connector.
See "Installing an Expansion Card" on page 104.
6
Close the system. See "Closing the System" on page 80.
7
Reconnect the system to the electrical outlet, and turn on the system and
attached peripherals.
8
If the problem is not resolved, turn off the system and attached
peripherals, and disconnect the system from the electrical outlet.
9
Open the system. See "Opening the System" on page 79.
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