Pocket PC Phone User Manual 185SpecificationsTroubleshootingIf you still encounter problems after reviewing this troubleshooting guide, contact your mobile operatoror an authorized Technical Support center in your area.Operating ProblemsProblem Solutionn My Pocket PC Phone keepsturning itself off.n My Pocket PC Phone is notmaking any sound.n My Pocket PC Phone does notvibrate when the phone ringsor alarms occur.n The screen freezes or thedevice is not responding.n The screen is dark.Your Pocket PC Phone is designed by default to turn itself off if not usedfor 3 minutes. This period can be adjusted to a maximum of 5 minutes.Refer to the Power setting in Chapter 5 for more information.1 Tap at the right side of the Title Bar to check the volumestatus.2 Check the settings of Sound and Notifications on the Personaltab by tapping the Start menu > Settings.1 Tap at the right side of the Title Bar to check if the vibratefunction is activated.2 Check the settings of Sound and Notifications on the Personaltab by tapping the Start menu > Settings.3 Check the event note in your Calendar to see if the Reminderhas been activated.Reset your device. See the Resetting your Pocket PC Phonesection in Appendix A.1 Check the Brightness setting by tapping the Start menu >Settings > the System tab > the Backlight > Brightness tab.2 Prolonged exposure to direct sunlight may also cause your PocketPC Phonescreen to temporarily darken. This is normal for LCDscreens and is not permanent..