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User’s Manual 4-39
Operating Basics
Using the USB Sleep and Charge function
This utility displays whether the USB Sleep and Charge function is enabled
or disabled and shows the positions of USB ports that support the USB
Sleep and Charge function. It also displays the remaining battery capacity.
USB Sleep and Charge
Your computer can supply USB bus power (DC5V) to the USB port even
when the power of the computer is turned OFF. "Power OFF" includes
Sleep Mode, Hibernation Mode or shutdown state.
This function can be used for ports that support the USB Sleep and Charge
function (hereinafter called "compatible ports"). Compatible ports are USB
ports that have the ( ) symbol icon.
You can use the "USB Sleep and Charge function" to charge certain
USBcompatible external devices such as mobile phones or portable digital
music players However, the "USB Sleep and Charge function" may not
work with certain external devices even if they are compliant with the USB
specification. In those cases, turn the power of the computer ON to charge
the device.