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Hardware Reference Guide www.hp.com 2–19
Hardware Upgrades
To remove, replace, or add an expansion card.
1. Turn off the computer properly through the operating system and
turn off any external devices. Disconnect the power cord from the
power outlet and disconnect any external devices.
2. Remove the access panel and lay the computer on its side with the
opening to internal parts where the access panel was located
facing up.
3. On the rear of the computer, a sliding slot cover lock secures the
expansion card brackets and expansion slot covers in place.
Remove the screw that holds the slot cover lock in place 1 and
slide the slot cover lock away from the brackets 2 so that they are
no longer secured by the lock.
Releasing the Slot Cover Lock