Microcom 428T Operator's Manual page 41

Chapter 3
428T Operator's Manual - 880037-0141
The Calculate SPG button is to manually
calculate the SPG which is a registration
parameter used by the printer.
The AutoCalc SPG will cause the printer
to automatically calculate the parameter.
The Internal Parameters section is set
based on the printer being used. Please
use the table below to determine the
proper values if the Autodetect and
AutoCalc and not checked.
Getting Started
3-25