Dell POWEREDGE C6105 - Manual (Page 192)

192 | Troubleshooting Your System
6 If the fan does not function, turn off the system and install a new fan.
See "Cooling Fans" on page 144.
7 Restart the system.
If the problem is resolved, close the system. See "Closing the System"
on page 143.
If the replacement fan does not operate, see "Getting Help" on page
215.
Troubleshooting System Memory
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: Invalid memory configurations can cause your system to halt at startup
without video output. See "System Memory" on page 131 and verify that your
memory configuration complies with all applicable guidelines.
1 If the system is not operational, turn off the system and attached
peripherals, and unplug the system from the power source. Wait at
least 10 seconds and then reconnect the system to power.
2 Turn on the system and attached peripherals and note the messages on
the screen.
Go to step 10 if an error message appears indicating a fault with a
specific memory module.