Accurate Yorkshire Television Start Up From The 1970's

After consultation with the experts here is an updated start-up routine.
Colour Bars with 100Khz tone for one minute, Fade to black screen for one minute, Yorkshire March starts with YTV caption, changing to YTV Ident.
Thanks to the guys on the YTV Facebook group for the insight.

Видео Accurate Yorkshire Television Start Up From The 1970's канала Kevin Wakelam