Expansion Cards; Expansion Card Installation Guidelines; Removing An Expansion Card - Dell PowerEdge T20 Owner's Manual

CAUTION: Do not operate the system with the cover removed for a duration exceeding 5 minutes.
1. Turn off the system, including any attached peripherals, and disconnect the system from the electrical outlet and
peripherals.
2. Lay the system on its side, on a flat and stable surface.
3. Hold the system fan by the sides with the cable end facing the bottom of the chassis.
4. Align the four grommets of the system fan with the four grooves on the sides of the system fan.
5. Pass the grommets through the corresponding grooves on the system fan.
6. Stretch the grommets and slide the system fan towards the chassis till it locks into place.
NOTE: Install the lower two grommets first.
CAUTION: Do not remove or install the system fan by holding the blades.
7. Connect the system fan power cable to the system fan connector on the system board.
8. Close the system.
9. Place the system upright on a flat, stable surface.
10. Reconnect the system to its electrical outlet and turn the system on, including any attached peripherals.

Expansion Cards

Expansion Card Installation Guidelines

Table 12. Supported PCI Express Expansion Cards
Expansion Card Slot Processor Connection
1 Processor
2 Platform Controller Hub
(PCH)
4 Platform Controller Hub
(PCH)
NOTE: Only slot 1 supports Generation 2 and 3 PCIe expansion cards. Slots 2 and 4 support Generation 2 PCIe
expansion cards.
NOTE: The expansion cards are not hot-swappable.
NOTE: The power consumption of the PCIe expansion cards is less than 25 W.

Removing An Expansion Card

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. Turn off the system, including any attached peripherals, and disconnect the system from the electrical outlet and
peripherals.
2. Lay the system on its side, on a flat and stable surface.
52
Height Length
Full Height Half Length
Full Height Half Length
Full Height Half Length
Link Width Slot Width
x16 x16
x1 x1
x4 x16