Tell me about USB bus power operation.

In the cases below, the unit may not operate on USB bus power due to insufficient power supply.

-When the power supply capacity of the computer’s USB port is insufficient.

-When other USB devices are connected to the computer.

-When headphones with an impedance of less than 32 Ω are connected.

-When headphones are connected simultaneously to the stereo phone jack and the stereo mini-phone jack.

-When a monaural jack is connected to the [PHONES] terminal.

If the unit cannot be operated on USB bus power, it may operate in the emergency mode (with limited functions). The following limitations apply in the emergency mode :

-The volume of the headphones will be low.

-The [DECK] button of the selected deck will flash.