point of sale

HI guys this is a long shot i have an ibm surepos 500 - 4840544 it has a built in MSR reader i cant seem to find the drivers for it it works on a com port which is number 3 i have change the baud rate to all of them and cannot get it work the os on it is windows xp pro due to running a pos...

Hi guys ive managed to get hold some micros pos tills and wonder if anyone knew how to put my own software on them and or put XP on it so i can put my own software on it Thanks in advance