08-29-2012 03:28 PM
08-29-2012 06:19 PM
Hi and Welcome to the Community!
Please try this sequence...note that, throughout the entire 4h15m process, your BB must remain connected to a known-good wall charger (not PC USB):
This has been known to "kick start" some BBs.
It is also possible that your battery or BB has experienced a problem...to test, this sequence is needed:
The results of this will indicate if it's your BB or your battery that has the problem.
If your BB will not function with any battery, even a known good one, then you may need to use one of these drastic procedures:
On the other hand, if there is a hardware problem with your BB, then no amount of things we can recommend you independently try will be of any use.
Good luck and let us know!