Vizualogic Phoenix 7 Owner's Manual page 17

How To Use The Sourc e Ta b
Note: Only one Ta b let Sourc e Tab c an b e used a t one time.
If b oth ta b lets ha ve the Sourc e Tab on you will g et a d istorted looking ima g e. See Fig 2.
To stop this sim p ly p ress the Sourc e Ta b on either sc reen.
Note: When viewing the Sourc e of the other T a b let you ha ve no c ontrol of the other Tab lets func tions.
Ima ge of Tablet with both Sourc es on