Here are some links to Honeywell's GNS-Xls manuals. After looking through these I have a greater appreciation of Earnie's work, and look forward to the next update.
The 427-page Operator's Manual
https://www3.bendixking.com/servlet/com ... 000_10.pdf
The 97-page Quick Reference
https://www3.bendixking.com/servlet/com ... 0000_1.pdf
Source links and links to other documents:
https://www3.bendixking.com/static/cata ... ng=GNS-XLS
The GNS-Xls Simulator:
https://www3.bendixking.com/static/simu ... gnsxls.zip