Dell PE R720XD User Manual

12. Reconnect the system to the electrical outlet, and turn on the system and attached peripherals.
13. Run the appropriate diagnostic test. For more information, see Using System Diagnostics. If the tests fail, see
Getting Help.
14. For each expansion card you removed in step 10, perform the following steps:
a. Turn off the system and attached peripherals, and disconnect the system from the electrical outlet.
b. Open the system.
c. Reinstall one of the expansion cards.
d. Close the system.
e. Run the appropriate diagnostic test. For more information, see Using System Diagnostics.
If the tests fail, see Getting Help.
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 diagnostic test. For more information, see Using System Diagnostics.
2. Turn off the system and attached peripherals, and disconnect the system from the electrical outlet.
3. Open the system.
4. Ensure that each expansion card is firmly seated in its connector.
5. Close the system.
6. If the problem is not resolved, turn off the system and attached peripherals, and disconnect the system from the
electrical outlet.
7. Open the system.
8. Remove all expansion cards installed in the system.
9. Close the system.
10. Run the appropriate diagnostic test. For more information, see Using System Diagnostics.
If the tests fail, see Getting Help.
11. 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) Open the system.
c) Reinstall one of the expansion cards.
d) Close the system.
e) Run the appropriate diagnostic test. For more information, see Using System Diagnostics.
If a problem is still indicated, see Getting Help.
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Dell PE R720XD Specifications

General

Product Type	Server
Maximum Processors	2
Chipset	Intel C600 series
Maximum Memory	768GB
Memory Slots	24
Processor	Intel Xeon E5-2600 series
Memory Type	DDR3
Drive Bays	12 x 3.5"
RAID Support	PERC H310
Power Supply	750W or 1100W
Network Controller	Broadcom 5720
Expansion Slots	7
Operating System	Windows Server, Linux, VMware