DELL C1100 ユーザーズマニュアル

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Troubleshooting Your System
12 For each expansion card you removed in step 9, perform the 
following steps:
a
Turn off the system and attached peripherals, and disconnect the 
system from the electrical outlet.
b
c
Reinstall one of the expansion cards.
d
Troubleshooting Processors
 
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.
Turn off the system and attached peripherals, and disconnect the 
system from the electrical outlet.
Open the system. See "Opening the System" on page 55.
Ensure that each processor and heat sink are properly installed. 
Close the system. See "Closing the System" on page 56.
Reconnect the system to the electrical outlet, and turn on the system and 
attached peripherals.
If the problem is not resolved, turn off the system and attached 
peripherals, and disconnect the system from the electrical outlet.
Open the system. See "Opening the System" on page 55.
Remove processor 2. See "Removing the Processor" on page 60.
Close the system. See "Closing the System" on page 56.
10 Reconnect the system to the electrical outlet, and turn on the system 
and attached peripherals.
11 If the problem is not resolved, turn off the system and attached 
peripherals, and disconnect the system from the electrical outlet.
book.book  Page 112  Tuesday, February 26, 2013  11:33 AM