Depends for whom... easy-peasy for me - NOT!
Thanks for pointing this out. I asumed I could use RS232 directly.
you need rs232 to TTL converter, this one worked for me http://www.ebay.ie/itm/321008851923?ssPageName=STRK:MEWNX:IT&_trksid=p3984.m1439.l2649#ht_932wt_1142
my box is fixd now thaks to this thread. and stuff.hunter that rs232 to ttl converter worked good .got it in one day that fast. just a tip for all fast timers dont move the files i did and i fooked them the file went to(0 bytes)just unzip and dont move