11-20-2012 03:50 PM
Please complete the following steps to address the issue with your BlackBerry® Bold™ smartphone screen going blank when a call is placed.
Perform a hard reset by reinserting your battery. If this fails to address the issue, perform a reload or upgrade the BlackBerry® Device Software. For more information on this procedure see the following article:
How to update or reinstall BlackBerry Device Software using BlackBerry Desktop Software - http://www.blackberry.com/btsc/KB03901
We hope this helps.
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