RIM BlackBerry Pearl Smartphone "keeps turning off" Questions

keeps turning off and on when i disconnected my phone from the computer it said reset but now it keeps on turning on and takes me to the munu and then 10seconds it goes off so please help me figure it

...keeps turning mobile connection off. My blackberry pearl keeps turning the mobile connection off, and therefore I don't get my messages. I keep having to turn it back on and wait a few seconds so I ...

won't turn off nor turn on. Phone was on then by itself turned off, but keeps trying to turn on new battery.

blackberry screen keeps flashing on and off and blackberry screen keeps flashing (white) on and off and red led light keeps blinking Press and hold down the ALT key on the smartphone. While holding ...

...keeps turning off. In the middle of a call the NXTL in the upper right corner turns to OFF. I go to the Turn Wireless On Icon and it will not turn back on. Started 7 days ago, phone was replaced at ...

...keeps turning on and off (had gotten multiple errors) I dropped my 7100t (i know my own fault) and now when i try to power it on it goes either to an error message or it'll make it to the main screen ...

it keeps asking for my PIN number and then it turns off by itself one day my blackberry have turned off, when i restarted it, the keyboard wasnt working good (it has deconfigurated in some way) and ...

Screen keeps going dark. Screen keeps going dark although phone is fully charged. Usually problem with the LCD screen. Or does the phone turn off alltogether? You can get the screen replaced at ...

...keeps reseting itself why does my blackberry8100 keep turning itself off,then resetting itself and turning back on,any ideas?? When i turn off the my favs icon it stops resetting. Try to put the new ...

7250 blackbery help.... my phone turns off, right after i turn it on, then a red flashing light comes on. keep in mind it is charged all night long too. The unit is "sick"...lol... it requires a ...