How to install the Do Not Disturb line and doorbell in the hotel?

It is to connect a card switch in series, and insert the Do Not Disturb card to cut off the circuit of the doorbell.

When pressing 1: cut off the circuit of the Do Not Disturb lamp? Turn on the doorbell circuit at the same time. Press the No.3 button outside the door at this time? The doorbell will ring.

And vice versa? Release the linkage switch 1? The doorbell circuit will be cut off? The Do Not Disturb light outside the door will light up.

1~2: on-off switch (linkage switch) 3: outdoor doorbell switch? 4: doorbell? 5: Power supply