HP EliteDesk 705 G1 Microtower Maintenance And Service Manual page 51

b. If you are removing a PCI Express x1 card, hold the card at each end and carefully rock it
back and forth until the connectors pull free from the socket. Lift the card straight up (1)
then away from the inside of the chassis (2) to remove it. Be sure not to scrape the card
against other components.
c. If you are removing a PCI Express x16 card, pull the retention arm on the back of the
expansion socket away from the card and carefully rock the card back and forth until the
connectors pull free from the socket. Lift the card straight up then away from the inside of
the chassis to remove it. Be sure not to scrape the card against other components.
6. Store the removed card in anti-static packaging.
7. If you are not installing a new expansion card, install an expansion slot cover to close the open
slot.
CAUTION: After removing an expansion card, you must replace it with a new card or
expansion slot cover for proper cooling of internal components during operation.
Expansion cards 41