Acura TSX Radio

So I've Owned My Car For A Couple Years Now, Recently I Started Slowly Modding It, Mostly Just Small Stuff, Staying On The Budget Side....

I Just Bought An 04 Tsx 6mt Red W/nav. I'll Start With The A/c, It Blows Hot And I Have Checked, Double Checked, And Re-checked Every Fuse...

I Recently Changed My Battery, When The Battery Was Changed The Radio Turned Off And Now I Need A Code To Reset It. I Dont Have A Manual For...