Acer DX900 User Guide - Page 71

Tap the Download button to update the GPS data manually. The figure on the left shows how to download using the synchronization connection. Tap the Setting button in the Satellite Data Update main screen to open the dialog in the left figure. Check the expiration checkbox to activate the reminder function on the due date. The default value is checked. The system will automatically update the data when online. Costs will be incurred when connecting over the GPRS, so consider carefully before activating this function. After setting your Pocket PC to the following connection mode and activating the automatic update and Internet connection functions, the system will automatically download the latest GPS information periodically. Voice Command Satellite Navigation 3-5