Apple Duckhead 1TB SSD Upgrade neue original original Apple Apple externes Lautsprecher Lüfter iMac 27 Austausch Stromkabelverlä original Apple original Apple Sensor Hard 240 GB SSD Reinigung original Apple AC Power Cord 500GB SSD OWC Express 1M2 NVMe SSD 4 TB SSD Innenreinigung 2TB SSD NuPower 60 Wh OWC 1TB Aura 128 GB SSD NVMe SSD OWC 2TB Aura original Apple Reparatur neue original