Connection to the control board is S-ATA, 4-pin cable. Requires return for recycling. Refurbished product. This is a manufacturer-recommended recycled part, so return is required. This was procured from the manufacturer but has been in long-term storage. The manufacturer also uses recycled parts, reconditioned to be like new, for repairs with a return condition, and this price reflects that. If there is no return, the price will increase by about 10,000 yen. This product is a manufacturer-recommended recycled part, so the price includes a return condition. Even for manufacturer repairs, the price includes a return condition. If there is no return, the price will increase by about 10,000 yen. Even for manufacturer repairs, recycled parts are used. If a completely new part is available, they will provide it, but the price will increase further, plus repair labor costs and, in the case of on-site repair, those fees as well. This product is a manufacturer-recommended recycled part, so the price includes a return condition. Even for manufacturer repairs, the price includes a return condition. If there is no return, the price will increase by about 10,000 yen. Even for manufacturer repairs, recycled parts are used. If a completely new part is available, they will provide it, but the price will increase further, plus repair labor costs and, in the case of on-site repair, those fees as well. Please return the item to us using the included Letter Pack Plus envelope.