Hi guys,
Please I need help I am start to set up this machine and I run in to problem I will guest not enough experience, any way I touch my tools (X) and (Z) on X I skim the part measure then MX and the value,
and for (Z) I touch the face of the part.

Where I don't know what to do is on how to match (ABSOLUTE) with (MACHINE) on Actual measurement. Please correct me If I wrong but if I have positive on Absolute and I want to match Machine value I need to put +input or just input?
Thank you for you help