Dell Dimension 4400 - Manual (Page 12)

8. If you are not replacing the card, install a filler bracket in the empty card-slot opening.
If you are adding a card, see " Adding Cards ."
9. Lower the securing lever.
10. Close the computer cover .
11. Connect your computer and devices to their electrical outlets, and turn them on.
Adding Memory
You can increase your computer memory by installing memory modules on the system board. For information on the type of memory supported by your
computer, see "
Memory " in "Technical Specifications."
1. Shut down the computer .
2. Turn off any attached devices and disconnect them from their electrical outlets.
3. Disconnect the computer power cable from the wall outlet, and then press the power button to ground the system board.
4. Open the computer cover .
5. Remove the AGP card .
6. If necessary, remove a memory module:
a. Press out the securing clip at each end of the memory module connector.
b. Grasp the module and pull up.
If the module is difficult to remove, gently ease the module back and forth to remove it from the connector.
7. To insert a module, press out the securing clip at each end of the memory module connector.
HINT: Installing filler brackets over empty card- slot openings is necessary to maintain Federal Communications Commission (FCC) certification of the
computer. The brackets also keep dust and dirt out of your computer.
NOTICE: To connect a network cable, first plug the cable into the network wall jack and then plug it into the computer.
CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in " Safety Instructions ."
HINT: Memory purchased from Dell is covered under your computer warranty.
NOTICE: To disconnect a network cable, first unplug the cable from your computer and then unplug it from the network wall jack.