Generally that’s up to them. I don’t think you’ll get a definitive answer. If there’s a surplus on new in box units and they’re short on refurbs you’d probly get a new unit. If they’ve got plenty of refurbs ready to go that’s probably what you’ll get. You’re not likely to get back your specific deck as it’s faster/easier to toss yours in a “fix” pile and ship out a unit ready to go.
It’s velcro into the outer shell.