The procedure for requesting AWR support has changed. Please read all about the new AWR product support process.
How to control the scaling of a Layout print or how to set One to One (1:1) ratio of a layout print?
While layout window is active, select File > Page Setup ... In the 2D Layout Print Options section, select Scale to and specify the print scaling.
This applies for schematics, system diagrams, and graphs as well.