47English EnglishKey component upgradesYour computer is designed to deliver solid performance. However, intime, you might find that your applications demand even more com-puting power. For this reason, you are able to upgrade key compo-nents.Note: Contact your authorized dealer if you decide to perform akey component upgrade.Memory upgradeMemory is expandable to 2GB, employing 256/512 MB or 1 GB industrystandard soDIMMs (Small Outline Dual Inline Memory Modules). Thecomputer supports DDR (Double Data Rate) SDRAM.There are two memory slots on your computer, one of which is occu-pied by standard memory. You can upgrade memory by installing amemory module into the other available slot.Installing memory:1 Turn off the computer. Make sure that the AC adapter isdisconnected, and then remove the battery pack.2 Turn the computer over to access the memory compartment on thebottom of the unit. Remove the screw from the memorycompartment door (a), and then lift the cover off (b).