Start-->Settings-->System-->Intermec Settings>Smart System information>Identity>look for firmware (fw) version. It will probably be 1.50.19.0013
If it is 1.50 or later try the following:
Start-->Settings-->System-->Intermec Setting-->Virtual Wedge-->Virtual Wedge Method
The default is Adapt to application.
Try and change it to Character Mode and see if that correct the issue.