Expansion Cards And Expansion Card Risers; Expansion Card Installation Guidelines - Dell Precision Rack 7910 Owner's Manual

2. Follow the procedure listed in
3. Remove the cooling shroud.
4. Remove the PCIe card holder.
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.
Steps
1. Align the cable retention bracket with the alignment pins on the chassis.
2. Slide the cable retention bracket along the chassis wall until the tab clicks and locks the slots.
3. Place all cables to be routed in the cable retention bracket.
Next steps
1. Install the PCIe card holder.
2. Install the cooling shroud.
3. Follow the procedure listed in

Expansion cards and expansion card risers

NOTE: A missing or an unsupported expansion card riser logs a System Event Log (SEL). It does not prevent your system
from powering on. A no BIOS POST message or F1/F2 pause is displayed.

Expansion card installation guidelines

Depending on your system configuration:
The following PCI Express generation 3 Expansion Card Risers are supported :
Table 8. Supported expansion cards
Riser PCIe Slot
1 1
1 2
1 3
2 4
2 5
3 (default) 6
3 (alternate) 6
3 (default) 7
NOTE: To use PCIe slots 1 through 4 on the riser, both the processors must be installed.
NOTE: The expansion-card slots are not hot-swappable.
Before working inside your
After working inside your
Processor Connection Height
Processor 2
Processor 2
Processor 2
Processor 2
Processor 1
Processor 1
Processor 1
Processor 1
system.
system.
Length
Low Profile Half Length
Low Profile Half Length
Low Profile Half Length
Full Height Full Length
Full Height Full Length
Full Height Full Length
Full Height Full Length
Full Height Full Length
Installing and removing system components
Link Width Slot Width
x8 x16
x8 x16
x8 x16
x16 x16
x8 x16
x8 x16
x16 x16
x8 x16
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