Elements of a single lock
1 - Unlocking/locking; 2 - Access, access code; 3 - Choice, global; 4 - Unlocking/locking drive motors; 5 - Switching on the direction indicator lamps by the corresponding control units; 6 - Doors open/closed
The decoding of the remaining designations of electrical elements is given in Section Electrical equipment diagrams.
The elements of a single lock are shown in the illustration.