Change password - BRCONNECT
To change the schema password using BRCONNECT an SAP utility to administer the oracle database,
Please execute the following command.
brconnect -u / -c -f chpass -o system -p manager
-u is user to connect to system (/ is root as sysdba)
-c is used to force the action
-f is function, chpass is change password
-o is the schema user
-p is the new password that needs to be set.