Toshiba PORTEGE Z20t-C Series User Manual page 99

Sleep and Charge
Your computer can supply USB bus power (DC5V) to the USB Type-C
(USB3.1 Gen1) 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 Sleep and Charge
function.
The port with the icon (
You can use the Sleep and Charge function to charge certain USB-
compatible external devices such as mobile phones or portable digital
music players.
User's Manual
The Sleep and Charge function might 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.
When Sleep and Charge function is enabled, USB bus power (DC5V)
is be supplied to compatible ports even when the power of the
computer is turned OFF. USB bus power (DC5V) is similarly supplied
to the external devices which are connected to the compatible ports.
However, some external devices cannot be charged solely by
supplying USB bus power (DC5V). As for the specifications of the
external devices, contact the device manufacturer or check the
specifications of the external devices thoroughly before use.
Using the sleep and charge function to charge external devices takes
longer than charging the devices with their own chargers.
If Sleep and Charge function is enabled, the computer's battery will
discharge during hibernation or when the computer is turned off. It is
recommended that you connect the AC adaptor to the computer while
using Sleep and Charge function.
External devices connected to the USB bus power (DC5V) function
that interfaces with the power ON/OFF of the computer might always
be in an operational state.
When there is a current overflow of the external devices connected to
the compatible ports, USB bus power (DC5V) supply might be stopped
for safety reasons.
When Sleep and Charge function is enabled, the USB Wakeup
function might not work for compatible ports. In that case, if there is a
USB port that does not have the Sleep and Charge function, attach
the mouse or keyboard to it. If all USB ports have the Sleep and
Charge function, change to disable Sleep and Charge function. The
USB Wakeup function now works, but the Sleep and Charge function
is disabled.
) has Sleep and Charge function.
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