This pages summarizes a typical SVN session on Windows using Tortoise SVN, MikTex and Python
Bring your local version in sync with the repository
a window will appear asking your for your CERN account credentials and then the svn update process will start
Do your editing work
use e.g. the provided Miktex editor TexWorks or any editor of your choosing
Compiling and building the DBD
Double-click the compile.py script and the DBD will be build completely with one click.
Please Always check if the document compiles before committing changes
if you are building the DBD for the first time, MikTeX may download additional packages and prompt you 
This is ok and will mak esure, that you have all required packages
In case of problems
Some versions of MikTex report errors like The psyr source file could not be found , in this case the automatic package mananger couldn't find this psyr font file, go to MikTeX->Maintainance(Admin)-PackageManager (Admin) and install the package symbol