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Dell Precision Rack 7910 Owner's Manual

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Removing expansion-card risers

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.
  2. Follow the procedure listed in Before working inside your system.
  3. If installed, remove any expansion card installed on riser 2 and 3.
NOTE: The expansion-card riser 1 can be used only when both the processors are installed.

Steps

Holding the slots on the expansion-card riser, lift the riser from the riser connector on the system board.
NOTE:To remove expansion-card risers 2 and 3, hold the edges of the expansion-card riser.
NOTE:To ensure proper system cooling, the riser 1 blank must be installed in the riser 1 slot. Remove the riser 1 blank only if you are installing riser 1.
Figure 1. Removing and installing the expansion card riser 1
This figure shows removing and installing the expansion card riser 1
  1. expansion-card riser 1 cage
  2. expansion-card riser 1
  3. riser guide-back (right)
  4. riser guide-back (left)
  5. expansion-card riser 1 connector
  6. riser guide-front
Figure 2. Identifying connectors on the expansion card riser 1
This figure shows connectors on the expansion card riser 1.
  1. expansion-card slot 1
  2. expansion-card slot 2
  3. expansion-card slot 3
Figure 3. Removing and installing the expansion card riser 2
This figure shows removing and installing the expansion card riser 2.
  1. power connector (for GPU cards)
  2. expansion-card riser 2
  3. riser guide-back
  4. expansion-card riser 2 connector
  5. riser guide-front
Figure 4. Identifying connectors on the expansion card riser 2
This figure shows connectors on the expansion card riser 2.
  1. expansion-card slot 4
  2. expansion-card slot 5
  3. power connector (for GPU cards)
Figure 5. Removing and installing the expansion card riser 3
This figure shows removing and installing the expansion card riser 3.
  1. riser guide-front
  2. power connector (for GPU cards)
  3. expansion-card riser 3
  4. riser guide-back
  5. expansion-card riser 3 connector
Figure 6. Identifying connectors on the expansion card riser 3 (default)
This figure shows connectors on the expansion card riser 3 (default).
  1. expansion-card slot 6
  2. expansion-card slot 7
  3. power connector (for GPU cards)
Figure 7. Identifying connectors on the expansion card riser 3 (alternate)
This figure shows connectors on the expansion card riser 3 (alternate).
  1. expansion-card slot 6
  2. power connector (for GPU cards)

Next steps

  1. If applicable, remove or install an expansion card on the riser.
  2. If applicable, replace the expansion-card riser.
  3. Follow the procedure listed in After working inside your system.

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