Download the SONAR X1 Documentation from the links below:

SONAR X1 Reference Guide (English) (Approx. 30 MB)
SONAR X1 Reference Guide (French) (Approx. 30 MB)
SONAR X1 Reference Guide (German) (Approx. 30 MB)
SONAR X1 User Guide (Italian) (Approx. 2.5 MB)
SONAR X1 User Guide (Spanish) (Approx. 2.5 MB)