Replacing An Adapter Card - Lenovo 6423 Installation Manual

Replacing an adapter card

1. Turn off the computer and allow the computer to cool for 3-5 minutes.
2. Open the computer cover. See "Opening the cover" on page 12.
3. Unlatch and open the card retainer.
4. Take note of the location of all cable connections on the adapter card. It will be
5. Disconnect all cables connected to the adapter card. See "Identifying parts on
6. Some models have:
7. Release the card support retaining latches. Grasp the adapter card and pull the
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ThinkStation Hardware Installation and Replacement Guide
necessary to reconnect them properly when installing a new card.
the system board" on page 9.
v A screw installed in the adapter bracket, remove this screw.
v An additional retention feature located on the card guide end. Push the
retention feature toward the front of the chassis before removing the adapter
card.
card out of the slot.
Note: The card is a tight fit, so it might be necessary to remove each side a
little at a time until the card is removed from the card slot.