You wish to increase the intercom volume. Do you
A) Rotate intercom volume knob clockwise
B) select <init> - select <mode> - scroll to <volume> - select <init> - observe <vol 9> - select <init> - observe <vol 9> flashing - scroll up to <vol 11> (flashing) - select <init>
repeat until desired volume setting is achieved.
Now that's progress.