Blackberry BLACKBERRY 9981 manual Screen turns off

User Guide Quick Help

way you can reset your password without knowing your current password is to delete all your smartphone data. You can do this by exceeding the number of allowed password attempts.

If your email account uses a BlackBerry Enterprise Server, depending on the options that your administrator sets, when you delete your smartphone data, you might also delete the data on your media card. For more information, contact your administrator.

Research In Motion recommends that you regularly create and save a backup file on your computer, especially before you update any software. Maintaining a current backup file on your computer might allow you to recover smartphone data if your smartphone is lost, stolen, or corrupted by an unforeseen issue.

My smartphone isn't ringing or vibrating when I receive a call or message

Try the following actions:

•On the home screen, click your Sound and Alert Profiles icon. Verify that your profile isn't set to All Alerts Off or Silent.

•If you have created contact alerts, on the home screen, click your Sound and Alert Profiles icon. Click Change Sounds and Alerts > Sounds for Contacts. Click a contact alert. Click Phone or Messages. Verify that the Volume field isn't set to Silent and that the Vibration field isn't set to Off.

The screen turns off

When you don't use your BlackBerry smartphone for a period of time, the screen turns off to conserve battery power. You can change the length of time that the backlight stays on when you aren't touching your smartphone.

To turn on the screen, click the trackpad or press a key.

Related information

Set options for backlighting, 227

Email messages aren't reconciling over the wireless network

Try the following actions:

•Verify that your BlackBerry smartphone is connected to the wireless network.

•Verify that wireless email reconciliation is turned on.

•Reconcile email messages manually.

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