Service Reference Guide, dc7100 361288-003 8–15
Removal and Replacement Procedures - Ultra-Slim Desktop (USDT) Chassis
8.12 Expansion Card
1. Prepare the computer for disassembly (Section 8.1).
2. Remove the computer access panel (Section 8.3).
3. Remove the expansion card cage (Section 8.11).
4. Open the latch 1 by squeezing the retainer fingers together and rotate the latch out of the
way 2.
5. Lay the card cage on its edge and hold it firmly in place. Grasp the card and carefully rock it
back and forth until the connectors pull free from the card cage. Pull the expansion card
straight out 3 to remove it from the chassis. Be sure not to scrape the card against the cage.
Store the removed card in anti-static packaging.
.
6. If you are not installing a new expansion card, install an expansion slot cover to close the
open slot and continue with step 8.
If you are installing a new expansion card, continue with step 7.
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CAUTION: After removing an expansion card, you must replace it with a new card or cover the open
slot (for example, with a metal slot cover or a piece of cardboard taped in place) for proper cooling of
internal components during operation.
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