Sony ILCE-9 a9 Help Manual page 562

Help Guide
Interchangeable Lens Digital Camera
ILCE-9
α9
USB Power Supply
Sets whether to supply power via the micro USB cable when the product is connected to a computer or an USB device.
MENU → (Setup) → [USB Power Supply] → desired setting.
1
Menu item details
On:
Power is supplied to the product via a micro USB cable when the product is connected to a computer, etc.
Off:
Power is not supplied to the product via a micro USB cable when the product is connected to a computer, etc. If you use
the supplied AC Adaptor, power will be supplied even when [Off] is selected.
Note
Insert the battery pack into the product to supply power via USB cable.
4-691-927-15(2) Copyright 2017 Sony Corporation
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