The question mark battery means that the device can't recognize the battery and will not start. 8 c" f: W8 V5 [8 V$ o/ uThe battery has a chip inside and the device is trying to communicate to this chip but can't. % U0 S# n. w) b# W6 mIn the TP, like the veer and pre3 this communication is done through a programmable chip called the A6. . ~! ~2 P; U" n2 S- B0 j- J
So it's either your battery/chip has a problem or this A6.9 g9 Y3 O% r3 Z9 m) V" C/ V3 o% K
I had this once on a Veer but it was gone after some switch on/off charge circle.8 k; M x" Z$ y* A) q- h9 r3 x/ Q
Sorry I can't help you any more.