Installing The Cooling Shroud; System Memory - Dell DL4000 Owner's Manual

Figure 9. Removing and installing the cooling shroud
1. cooling shroud

Installing the cooling shroud

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: For proper seating of the cooling shroud in the chassis, ensure that the cables inside the
system are routed along the chassis wall and secured using the cable securing bracket.
1. Align the tabs on the cooling shroud with the securing slots on the chassis.
2. Lower the cooling shroud into the chassis until it is firmly seated.
3. If applicable, replace the full-length PCIe card.
4. Close the system.
5. Reconnect the system to its electrical outlet and turn the system on, including any attached
peripherals.

System memory

Your system supports DDR3 unbuffered, registered DIMMs. It supports DDR3 and DDR3L voltage
specifications.
NOTE: MT/s indicates DIMM speed in MegaTransfers per second.
Memory bus operating frequency is 1333 MT/s, depending on:
• DIMM configuration (number of ranks)
• Maximum frequency of the DIMMs
• Number of DIMMs populated per channel
• DIMM operating voltage
• System profile selected (for example, Performance Optimized, Custom, or Dense Configuration
Optimized)
• Maximum supported DIMM frequency of the processors
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