> I2 8 Pin Mini DIN Pin 3 (TD) to PC DB9 Pin 2 (RD) > I2 8 Pin Mini DIN Pin 4 (SG) to PC DB9 Pin 5 (SG) > I2 8 Pin Mini DIN Pin 5 (RD) to PC DB9 Pin 3 (TD) I have build this cable: http://www.marty44.net/sgihard.html I think it should also work for the Indigo. marty -- http://www.marty44.net