HP dx2420 Service Reference Guide: HP Compaq dx2420 Business PC - Page 47

Opening the Slot Cover Lock, Removing an Expansion Slot Cover

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4. On the rear of the computer, a slot cover lock secures the expansion card brackets in place. Remove the screw from the slot cover lock then slide the slot cover lock up to remove it from the chassis. Figure 6-12 Opening the Slot Cover Lock 5. Before installing an expansion card, remove the expansion slot cover or the existing expansion card. NOTE: Before removing an installed expansion card, disconnect any cables that may be attached to the expansion card. a. If you are installing an expansion card in a vacant socket, you must use a flat blade screwdriver to pry out the metal shield on the rear panel that covers the expansion slot. Be sure to remove the appropriate shield for the expansion card you are installing. Figure 6-13 Removing an Expansion Slot Cover Expansion Cards 41

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4.
On the rear of the computer, a slot cover lock secures the expansion card brackets in place.
Remove the screw from the slot cover lock then slide the slot cover lock up to remove it from the
chassis.
Figure 6-12
Opening the Slot Cover Lock
5.
Before installing an expansion card, remove the expansion slot cover or the existing expansion
card.
NOTE:
Before removing an installed expansion card, disconnect any cables that may be attached
to the expansion card.
a.
If you are installing an expansion card in a vacant socket, you must use a flat blade screwdriver
to pry out the metal shield on the rear panel that covers the expansion slot. Be sure to remove
the appropriate shield for the expansion card you are installing.
Figure 6-13
Removing an Expansion Slot Cover
Expansion Cards
41