Train Incorrectly Described

Question 1

If you have sent the incorrect bell code which has been acknowledged, how do you send the correct is line clear?

Answer 1

Send 1, send 5-3, wait for acknowledgment, send correct bellcode

Question 2

If you receive train incorrectly described, what do you do with your block indicator, once you have acknowledged the correct is line clear bellcode?

Answer 2

Leave position of the block indicator in the same position