DELL E30S 사용자 설명서

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Troubleshooting expansion cards
Prerequisites
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.
Steps
1.
.
2. Turn off the system and attached peripherals, and disconnect the system from the electrical outlet.
3. Remove the system cover.
4. Ensure that each expansion card is firmly seated in its connector.
5. Install the system cover.
6. If the problem is not resolved, turn off the system and attached peripherals, and disconnect the 
system from the electrical outlet.
7. Remove the system cover.
8. Remove all expansion cards installed in the system.
9. Install the system cover.
10. For each expansion card you removed in step 8, perform the following steps:
a. Turn off the system and attached peripherals, and disconnect the system from the electrical 
outlet.
b. Remove the system cover.
c. Reinstall one of the expansion cards.
d. Install the system cover.
e. Run the appropriate diagnostic test. For more information, see 
Next steps
If the problem persists, see 
.
Troubleshooting processors
Prerequisites
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.
Steps
1.
Run the appropriate diagnostics test. See 
2. Turn off the system and attached peripherals, and disconnect the system from the electrical outlet.
3. Remove the system cover.
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