7 Using expansion featuresExpansion sleeve94Attaching your Acer n20 to the expansion sleeve1 Detach the removable battery pack from your handheld (a).Refer to "To uninstall the battery pack" on page 9.IMPORTANT: After removing the battery pack, you have about 30 minutes to attach theexpansion sleeve and turn the handheld back on, otherwise you risk losing all data on theinternal memory of your handheld.2 Align the handheld’s rear panel to the expansion sleeve then, slide it in through thesleeve’s arms (b).3 Gently push your handheld downward until you feel it lock.4 Slide the battery release switch on the handheld to Lock position.3 CompactFlash Type II slot Accepts CompactFlash-based peripheral devices.4 CompactFlash Type II sloteject buttonPress to pop-out any installed CompactFlash-baseddevice.5 100-pin expansion slot Connects the expansion sleeve to your handheld.6 USB host connector Accepts USB peripheral devices.7 Power socket Connects to the AC adapter to provide externalpower supply to the systemNo. Component Usage