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Thunderbolt over an optical, instead of copper, connection would not be able to carry any power with the data signal. How do I power it back on without having to remove it from the doc, open the clamshell, and. Let's say am using the Macbook docked and I power it off. The Macbook docks in the docking station by closing it and setting it vertically on the dock. Whether the connected device can supply that kind of power is another question that can only be answered by looking at specific devices. Powering On The Macbook While Docked (Closed) I just ordered a docking station for my Macbook Pro. Presumably all Thunderbolt cables are built to this spec and can handle that kind of power passing through them. The Thunderbolt specs on the Wikipedia page for Thunderbolt currently say the copper-based version of the Thunderbolt protocol can deliver 18 V at 550 mA (9.9 W max). If you are using Thunderbolt devices that get their power only from the Thunderbolt bus, computers running on battery power will experience battery drain more quickly.
#Phantom power supply for macbook pro pro
The 15-inch MacBook Pro starts at 2,399 (US), features the revolutionary Touch. If your Thunderbolt devices have their own power supplies, you should connect the power supplies to them for optimal functionality. The 13-inch MacBook Pro with the revolutionary Touch Bar and Touch ID starts at 1,799 (US), and features a 2.9 GHz dual-core Intel Core i5 processor with Turbo Boost speeds up to 3.3 GHz, 8GB of memory and 256GB of flash storage, and ships in two to three weeks. A Thunderbolt port supplies power if that Thunderbolt port is part of a device that is connected to an AC power outlet or is operating on battery power. MacBook Pro 13 Apple Power Supply Apple 61W USB-C Power Adapter.
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Related: 10 Best MagSafe (Magnetic) USB-C Adapters for MacBooks & iPads. Does the Thunderbolt port supply power to connected devices? This can be used as an alternative power supply for your MacBook Pro if you don’t want to spend a lot of money for Apple made power supply. According to Apple, yes, it can carry power for devices in some circumstances.