Can any one tell be what the exchange cost of a RC CL300E with dead display, what the charges would be out of warranty?

Hi there, as for the repair cost, the local team would need to make a damage assessment when we receive your drone and send you the quotation. But you can refer to the accessories inquiry chart at https://repair.dji.com/en/SelfRepair/PriceQuery
Please kindly send the controller in so we can help, you can start an online repair at https://repair.dji.com/repair/index first.