The way i read this is if you were to check in more than 1 hour before your booked departure time, you won't be able to get onto a train more than 1 hour before your booked time (if at all).
Because if you arrive less than an hour before it's a void booking as you're late.....
3. You must check in at least 1 hour (but not more than 4 hours) before your booked departure times.
4. Early arrival: If you arrive more than 1 hour before your booked departure - your booking will not be exchanged for an earlier departure. You will need to purchase a new ticket to travel earlier than your booked departure time. All tickets subject to availability. Your original booking will not be refunded.
Late arrival: If you arrive less than 1 hour before your booked departure or later – your ticket will be void. It will not be exchanged or refunded nor credited. You will need to purchase a new ticket to travel on the next available departure, subject to availability. We cannot guarantee that the next available departure will be on the same day.
I need to edit my previous post here -
this is for Day trips & overnight; Non-amendable, non-refundable, valid for return journey within 2 calendar days
short stay savers;
4. You must check in at least 1 hour (but not more than 4 hours) before your booked departure time.
5. If you arrive more than 1 hour before your booked departure you may amend your departure to an earlier time, subject to availability and payment of the Amendment Fee and any fare difference.
6. If you arrive within the ticket flexibility period (within less than 1 hour before booked departure and no more than 1 hour after booked departure) your booking will be exchanged for the next available departure, subject to availability. We cannot guarantee that the next available departure will be on the same day.
7. Late arrival (1 hour or more after your booked departure) - your ticket is void. You will not receive a refund, exchange or credit. You will need to purchase a new ticket to travel on the next available departure, subject to availability. We cannot guarantee that the next available departure will be on the same day.
8. If you arrive at check in for your booked departure or within the flexibility period in a different vehicle, or with accessories (such as roofbox, bikes on the roof or rear) that have not been booked, you can amend your booking to travel on the next available departure, subject to availability and payment of any fare increase. We cannot guarantee that next available departure will be on the same day.
9. Tickets automatically expire 1 hour after booked departure and are not refundable.
Standard
4. You must check in at least 1 hour (but not more than 4 hours) before your booked departure time.
5. If you arrive more than 1 hour before your booked departure you may amend your departure to an earlier time, subject to availability and payment of the Amendment Fee and any fare difference.
6. If you arrive within the ticket flexibility period (within less than 1 hour before booked departure and no more than 1 hour after booked departure) your booking will be exchanged for the next available departure, subject to availability. We cannot guarantee that the next available departure will be on the same day.
7. Late arrival (1 hour or more after your booked departure) - your ticket is void. You will not receive a refund, exchange or credit. You will need to purchase a new ticket to travel on the next available departure, subject to availability. We cannot guarantee that the next available departure will be on the same day.
8. If you arrive at check in for your booked departure or within the flexibility period in a different vehicle, or with accessories (such as roofbox, bikes on the roof or rear) that have not been booked, you can amend your booking to travel on the next available departure, subject to availability and payment of any fare increase. We cannot guarantee that next available departure will be on the same day.
9. Tickets automatically expire 1 hour after booked departure and are not refundable.
Standard Plus
5. You must check in at least 1 hour (but not more than 4 hours) before your booked departure time.
6. If you arrive more than 1 hour before your booked departure you may amend your departure to an earlier time, subject to availability and payment of the Amendment Fee and any fare difference.
7. If you arrive within the ticket flexibility period (within less than 1 hour before booked departure and no more than 4 hours after booked departure) your booking will be exchanged for the next available departure, subject to availability. We cannot guarantee that the next available departure will be on the same day.
8. Late arrival (4 hours or more after your booked departure) - your ticket is void. You will not receive a refund, exchange or credit. You will need to purchase a new ticket to travel on the next available departure, subject to availability. We cannot guarantee that the next available departure will be on the same day.
9. If you arrive at check in for your booked departure or within the flexibility period in a different vehicle, or with accessories (such as roofbox, bikes on the roof or rear) that have not been booked, you can amend your booking to travel on the next available departure, subject to availability and payment of any fare increase. We cannot guarantee that next available departure will be on the same day.
10. Tickets automatically expire 4 hours after booked departure and are not refundable.