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7–14 433611-001 Service Reference Guide, dx7300
Removal and Replacement Procedures— Slim Tower (ST) Chassis
✎
The computer automatically recognizes the additional memory when the computer is turned on.
To reassemble the computer, reverse the removal procedure.
✎
If you normally lock the Smart Cover Lock, use Computer Setup to relock the lock and enable
the Smart Cover Sensor.
7.9 Vertically Oriented Expansion Card
7.9.1 Expansion Card Retainer
1. If you have locked the Smart Cover Lock, restart the computer and enter Computer Setup to
unlock the lock.
2. Turn off the computer properly through the operating system, then turn off any external
devices.
3. Disconnect the power cord from the power outlet and disconnect any external devices.
4. Remove the computer cover (Section 7.5).
5. Release the slot cover retention latch that secures the PCI slot covers by lifting the green tab
on the latch and rotating the latch to the full open position 1.
6. Remove the single screw that keeps the card retainer in place 2 and slide the retainer to the
left to remove it from the chassis 3.
To install the card retainer, reverse the removal procedure.