Acer DX900 User Guide - Page 70

Satellite Data Update (Not supported in USA) Tap > Programs > GPS > Satellite Data Update. Login to the provider's server to download instant satellite data and enable the GPS function. Note: either of the following connections allows your Pocket PC to download the latest GPS data. If there is more than one connection available, the system will automatically select the best connection, in the following order: 1. Synchronization connection: Connect your Pocket PC to a PC (Desktop or Notebook). Please note that your PC must be online. 2. Wireless LAN connection. 3. GPRS connection: Roaming mode cannot update GPS data automatically. If necessary, change to manual mode. The system will update GPS data automatically based on a schedule. Follow these steps: Check the Auto Update checkbox. Set the date. Set the time. The text shows the expiration date of the GPS data. On the due date, the system will pop up a warning message. Refer to the following instruction about the Today screen. 3-4