To reset the Directory Service Manager password, use DSCC, as described in this procedure.
Access DSCC as described in To Access DSCC.
Click the Settings tab, then choose Directory Service Managers.
Click the name of the Directory Service Manager for which you want to change the password.
In the properties screen, enter the new password.
Confirm the new password by typing it again in the Confirm Password field. Click OK to save your changes.