Synchro Application Outputs are X, Y, Z

I have a synchro application where my signal outputs are defined as X, Y, and Z. Where do I connect these pins using NAI’s pin description S1, S2, S3, S4?

Using the ARINC 407-1 specification description, the NAI convention is as follows:

NAI ConnectionARINC 407-1
S1X
S2Z
S3Y
S4No Connection