Yaskawa YASNAC PC NC Maintenance Manual - Manual (Page 246)

Chapter 8: Fixed File Operations PC NC Maintenance Manual
8-44
50. Go to the Utilities: Login screen and log on as Manager level or
higher.
51. Type in the Windows NT serial number from the Microsoft Win-
dows NT Certificate of Authenticity book. Type in the Product ID
using this example format: ‘12345-OEM-1234567-12345’.