RIM BlackBerry Pearl 8100 "phone symbol red line" Questions

...phone has been turning on and off by its self and i just always take the battery out and put it back in but then i tried it the last time and all that comes up is a battery symbol with a red line ...

symbol This only happens sometimes: this phone works pretty well, then sometimes when I plug it into its charger then jiggle it, or when I take the battery out, or sometimes just 'randomly,' the phone

symbol This only happens sometimes: this phone works pretty well, then sometimes when I plug it into its charger then jiggle it, or when I take the battery out, or sometimes just 'randomly,' the phone

symbol with a red line thru it. I cannot get the phone to connect to desktop manager, and cannot get my contacts out of this phone - any suggestions? i don't want to lose my contacts - too many to try

...symbol with a red line accross it on a white background and won't turn on. Any suggestions? replaced the battery with a new one...if that does not work although it should try the below method This is ...

...symbol showing, the phone turns on when i plug in the charger and the battery sign is white with a red line through it. ive tried my cousins battery because he has the same phone, and it still doesnt ...