TVS-MPS 250 Worries

I have a TVS MPS 250 Champion Dot Matrix Printer.
I have lost the CD provided with the printer....

Now the problem is i cannot find a supportive driver for working in Win7.

So can any one direct me for any driver for win7/xp... (Need to be Working).
Most of the drivers i searched never worked.....

pleases Help !...........