Owners Manual

3. If the value is incorrect, one or more of the memory modules may not be installed properly. Ensure that the memory module
is firmly seated in the memory module socket.
4. Run the system memory test in system diagnostics.
Related references
Safety instructions on page 53
Related tasks
Before working inside your system on page 53
Installing the cooling shroud on page 61
Removing memory modules on page 70
After working inside your system on page 54
PCIe mezzanine cards
The server module supports Dell PCIe mezzanine cards. x8 PCIe Gen 2 cards are supported. No other mezzanine cards, such as
Ethernet, Fibre Channel, or InfiniBand are supported on server modules configured for the VRTX enclosure.
The PCIe mezzanine cards provide an interface between server modules and the PCIe switches in the enclosure.
NOTE: For proper operation, make sure that both PCIe mezzanine cards are set to Enabled in the system setup.
Removing a PCIe mezzanine card
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 are shipped with your product.
NOTE: You must remove a PCIe mezzanine card to replace a faulty PCIe mezzanine card or service other components
inside the system.
1. Follow the safety guidelines listed in the Safety instructions section.
2. Follow the procedure listed in the Before working inside your system section.
Steps
1. Open the retention latch by pressing the ridged area on the latch, and lifting the end of the latch.
CAUTION: To prevent damage to the PCIe mezzanine card, you must hold the card only by its edges.
2. Lift the PCIe mezzanine card away from the system.
3. Close the retention latch.
Installing server module components
73