During a 30-second time-out, A6 goes to the scorer to substitute for A1:
(a) before the 15-second warning signal;
(b) after the 15-second warning but before the time-out is over; or
(c) as the players break the huddle and take their positions on the court just prior to the signal ending the time-out.
A Better Official creates video content to help basketball officials get better and take control of their officiating career.