I phone 4 jail break tethered crashed i phone won't restore!

i have phone 4, jail broke redsnow tethered, 1 night phone went dead, tried reboot when got computer not process. apple logo keeps coming up. tried restore on itunes , keep getting error codes 3002. 2001. 1601!! gesh! phone totally gone or can fix this! please help! thanks!

 

use computer or take apple store , let them it.

 

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