WHAT DOES MERCEDES IGNITION SWITCH MEAN?

When you've got been working on the ignition essential-lock or even the ignition switch alone you'll have inadvertantly tripped the steering lock (see pic.It can be Impossible to remove a LOCKED ESL from a steering column in situ plus the column has to be taken out.And in addition do you have any idea if I had been to purchase new SAMs on ebay, exa