Toshiba portege r500 Manuel D’Utilisation

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USB Sleep and Charge Function and USB Wakeup Function
USB Sleep and Charge Function Settings
5.375 x 8.375 ver 2.3
USB Sleep and Charge Function Settings
The default setting in BIOS Setup is Disabled. Changing the setting 
to Enabled enables the use of this function. There are two modes, 
Mode-1 and Mode-2 in Enabled. For normal use, set the setting to 
Mode-1. 
If the function does not work with Mode-1 setting, change it to 
Mode-2. Some external devices may not be able to use this function 
in either mode. When this happens, change the setting to Disabled.
Setting item
Enabled (Mode-1) -- Enables the function
Enabled (Mode-2) -- Enables the function 
Disabled (Default) -- Disables the function
Troubleshooting
Cannot use the “USB Sleep and Charge function”.
The setting of “USB Sleep and Charge function” may be 
Disabled. Change the setting to Enabled in the BIOS setup.
Some external devices may not be able to use the “USB Sleep 
and Charge function”. In this case, please try one or more of 
the following methods.
Change a mode setting of Enabled by the BIOS setup.
Turn OFF the computer while external devices are 
connected.
Connect external devices after turning OFF the computer. 
If this function cannot be used, change the setting to Disabled 
in the BIOS Setup.
Make sure that you are connected to a compatible port.
The battery depletes quickly even when the computer’s power 
is turned OFF.
When “USB Sleep and Charge function” is set to enabled in the 
BIOS Setup, USB bus power (DC5V) will be supplied to the 
external device connected to the compatible port. If external 
device is connected to the compatible port when the AC adaptor 
is not connected to the computer, the battery of the computer 
will be depleted even when the power of the computer is turned 
OFF. Connect the AC adaptor to the computer or change the 
“USB Sleep and Charge function” setting to Disabled in the 
BIOS setup. Instead use a USB port that does not have the USB 
Sleep and Charge function-compatible icon.