Dell NX3230 - Installing the Cooling-Fan Assembly; Expansion Cards and Expansion Card Risers; Expansion Card Installation Guidelines

5. cooling-fan connector (6) 6. guide pin on the chassis (6)
Next steps
1. Replace the cooling-fan assembly. See Installing the cooling fan assembly section in this document.
2. Complete the tasks listed in After working inside your system section in this document.
Installing the cooling-fan assembly
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 came with the product.
1. Ensure that you read the Safety instructions section in this document.
2. Complete the tasks listed in the Before working inside your system section in this document.
CAUTION: Ensure that the cables are correctly installed and retained by the cable retention
bracket before installing the cooling-fan assembly. Incorrectly installed cables may get damaged.
Steps
1. Align the cooling-fan assembly slots with the guide pins on the chassis.
2. Slide the cooling-fan assembly into the chassis.
3. Lock the cooling-fan assembly into the chassis by lowering the release levers until firmly seated.
Next steps
Complete the tasks listed in After working inside your system section in this document.
Expansion cards and expansion card risers
NOTE: A missing or an unsupported expansion card riser logs an SEL event. It does not prevent your
system from turning on and no BIOS POST message or F1 or F2 pause is displayed.
Expansion card installation guidelines
Depending on your system configuration:
The following PCI Express generation 3 expansion cards are supported:
Table 3. Supported expansion cards
Riser PCIe slot Processor
connection
Height Length Link width Slot width
1 1 Processor 2 Low Profile Half Length x8 x16
1 2 Processor 2 Low Profile Half Length x8 x16
1 3 Processor 2 Low Profile Half Length x8 x16
2 4 Processor 2 Full Height Full Length x16 x16
2 5 Processor 1 Full Height Full Length x8 x16
65