How do I program a 5504GI Serial No 0010 0090 2540 Manufactured May 05 The unit type is PC_GIM-General Input Unit (as shown by toolkit 1.1.6) Using Toolkit 1.1.6 I get an error 20044 (the unit you selected failed to load)is the message, it also only got to 1% when it failed. I tried V2.7.9 it also failed :confused: Regards Graham Lamb CTI