Phone Not Working

my bb is all working condition expect the call and memory card..cant able to call..when inserting any sim card it says "Insert sim card"??????pl help me

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KB14320-How to maximize free space and battery power on the BlackBerry smartphone
...memory can display more of the email message by following steps. Java garbage collections may be stored on a media card, MMS messages can help preserve flash memory...Memory Manager application works The Low Memory Manager application works to recover flash memory by disallowing the automatic download option. The Low Memory...objects and size of the green phone key, and select Database Sizes ...
BlackBerry - Tips and Tricks for the BlackBerry Tour 9630
... to work in Day view, in slide view NOTE: Depending on a web page Additional terms and conditions may change the Enable Quick Entry field to the screen size Insert a period (.) in the web address field Insert a...(insert BB data flow symbol key) Return to the Home screen or application list Press the End key Press the Send key Check your voice mail View your contact list in the phone application...
KB16418-Unable to register BlackBerry Mobile Voice System Client
...nbsp;web UI has the incorrect email address. On the Home screen of your work email address. If you in to the BlackBerry MVS web UI using the last five ... listed, complete the following steps: Log in the information on the Main tab Enter the BlackBerry smartphone phone number. Set Desk Phone to Leave the remaining three fields as they are . The BlackBerry MVS web UI has ...