Im A CS1000 as well but im doing BCM also,first your need Element Manager to manage the BCM
To manually add a keycode file
1 Log on to Element Manager and select the BCM50 you want to access.
2 On the Task Navigation panel, click the Configuration tab.
3 Select the System folder and then click the Keycodes task.
4 Click the Modify Feature Licences Table button.
In the Modify Features Licences Table dialog box, select the feature you want to modify,and click the number in the data column.
In the Keycode box, enter the new 24-digit keycode and click the OK button.
You will love BCM they quite good and easy to manage