Toshiba PORTEGE X30-E User Manual page 87

Always use the USB cable that was included with your USB device.
Function under Battery Mode
This option can be used to enable/disable sleep and charge under battery
mode. It also displays the remaining battery capacity.
Move the slider to enable or disable this function.
Enabled
Disabled
Disable features when
the battery level
reaches
System ON CDP Charge
This function enable/disable CDP (Charging Downstream Port) to use rapid
USB charge while the computer is powered on. When "System ON CDP
Charge Mode" is enabled, your computer can supply USB bus power
(DC5V, 1.5A) to the compatible ports while the computer is turned on.
To set System ON CDP Charge Mode, click Start -> TOSHIBA Settings ->
USB Charge.
Enabled
Disabled
The "System ON CDP Charge Mode" might not work with certain external
devices even if they are compliant with the USB specifications. In those
cases, use a USB port without "USB Sleep and Charge function" or disable
"System ON CDP Charge Mode".
It is recommended that AC adaptor be connected to the computer while
supplying USB bus power (DC5V, 1.5A).
When your computer battery capacity is too low to continue, "System ON
CDP Charge Mode" might not work. In those cases, connect the AC
adaptor and reboot the computer.
Always use the USB cable that was included with your USB device.
When "System ON CDP Charge Mode" or "USB Sleep and Charge
function" is enabled, the "USB Wakeup" function might not work. In that
case, use a USB port without "USB Sleep and Charge function" or disable
User's Manual
Enables Sleep and Charge function under battery
mode.
Enables Sleep and Charge function only when
the AC adaptor is connected.
Specifies the lower limit of remaining battery life
by moving the slider bar. If the remaining battery
life falls below the setting, the Sleep and Charge
function is stopped.
This setting is only available when the Function
under Battery Mode is enabled.
Rapid USB battery charge at maximum 1.5A
while PC is powered On.
Conventional USB battery charge while PC is
powered On.
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