![]() ![]() However, we’ve heard from readers (and found several reports on online forums) that this is not the case. Mains powered external hubs and displays with built-in hubs should easily reach this value. The SuperDrive should only require 0.45 amps at 5 volts (2.25 watts), which is within the normal range of a USB Type-A port that can comfortably supply up to 0.9-1.0A at 5V (4.5-5W), if not more. In other situations, it may not need enough power to function. But this is only true if the device is plugged directly into a USB Type-A port on the Mac, which is not the case with all modern Macs. ![]() The device’s sales page states, “There is no separate power adapter and it works if your Mac is plugged in or running on battery. It still sells today ($79), but Apple never updated the SuperDrive for Macs and more modern interfaces. ![]() You can even buy an Apple-branded USB SuperDrive to read and write CDs and DVDs. Apple did away with the optical drive in most Macs about a decade ago - long before many pundits thought the company should. ![]()
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