Car radio

I just a Micra but the battery had been taken out before I got it I have a Nissan radiopass card with the code. I enterd the code and pressed the tune up button after I put it in but nothing so looked on youtube and seen a video with the same radio but he pressed the TF button and it worked for him no joy for me then I seen another one that was saying hold the 1 and 4 both at same time then press the power button and on video the radio said language on screen anything I try don't work Serial no is BP234632007827 then there is another one up top of the card which is 28 185 AX611
PLEASE,PLEASE CAN SOMEONE HELP ME THINK IM ABOUT TO SNAP LOL.
 
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