MTS 709 Alignment System - Manual (Page 122)

709 Alignment System
Pass/Fail indicators
Validate 122
Pass/Fail indicators
The Validate header shows a green check and the difference from the current
reading to the target as long as all the data is within the criteria.
The Validate header shows a red X and the difference from the target once the
data fails the criteria. The chart label shows the worst point.