SecuritySection 2D. Security 73Security Features for Data ServicesEnabling and Disabling Data ServicesYou can disable data services without turning off yourphone; however, you will not have access to all dataservices, including Web and messaging. Disablingdata services will avoid any charges associated withthese services. While signed out, you can still place orreceive phone calls, check voicemail, and use othervoice services. You may enable data services again atany time.To disable data services:1. Select and press > Settings > More... >Data > On/Off. (A message is displayed.)2. Select Next (left softkey) > Disable Vision and pressto confirm that you want to sign out anddeactivate data.To enable data services:1. Select and press > Settings > More... >Data > On/Off. (A message is displayed.)2. Select Connect > Yes and press to enable dataservice and connect to the network.Sprint M540.book Page 73 Tuesday, April 7, 2009 3:38 PM