KUKA KRC2 Safe Operation ID

Dear Friends

Here ,I have changed the RDW board in robot manipulator ,So to restart the safety circuit I need the safe eight digit ID ,how I can find this number to restart the robot safety chain ?

by the way the ,does any body knows the default password for the safety maintenance ?

I have checked with "kuka" and "Administrator" as a password , but unfortunately it was wrong logon !!!