Info 2 [Q] black screen when trying to get to recovery mode.

I have cancas2. I rooted it today only. I flashed cwm using mobile uncle tools. But now i am not been able to get to cwm mode as it shows a black sceen when try to do that. So please help me as i am not been able to flash roms and zip files. Or give me any other way to flash roms and zip files.