connectors 3 and 4.

NOTE: Memory purchased from Dell is covered under your computer warranty.

Addressing Memory Configurations

If you are using a 32-bit operating system such as Microsoft® Windows Vista™, your computer will support a maximum of 4 GB of memory. If you are using a 64-bit operating system, your computer will support a maximum of 8 GB (2-GB DIMMs in each of the four slots) of memory.

Installing Memory

CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the Product Information Guide.

NOTICE: To avoid electrostatic discharge and damage to internal components, ground yourself by using a wrist grounding strap or by periodically touching an unpainted metal surface on the computer chassis.

1.Follow the procedures in Before You Begin.

2.Remove the computer cover (see Removing the Computer Cover).

3.Press out the securing clip at each end of the memory module connector.

1

memory connector closest to processor

2

securing clips (2)

3

memory connector

4. Align the notch on the bottom of the module with the crossbar in the connector.

1

4

cutouts (2)

2

memory module

3

notch

crossbar

 

 

 

 

 

 

 

 

 

NOTICE: To avoid damage to the memory module, press the module straight down into the connector while you apply equal force to each end of the module.

5.Insert the module into the connector until the module snaps into position.

If you insert the module correctly, the securing clips snap into the cutouts at each end of the module.

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Dell 720H2C appendix Addressing Memory Configurations, Installing Memory