User’s Manual 8-20
Troubleshooting
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. 
■ Select another mode.
■ Turn OFF the computer while external 
devices are connected.
■ Connect external devices after turning OFF of 
the computer.
If this function can not be still used, change the 
setting to disable the function and stop using this 
function.
The battery depletes 
quickly even when I 
turned OFF the power 
of the computer. 
If USB Sleep and Charge function is enabled, the 
computer's battery will discharge during 
hibernation or when the computer is turned off.
Connect the AC adaptor to the computer or 
disable the USB Sleep and Charge function.
External devices 
connected to the 
compatible ports do not 
work when connected 
to a compatible port. 
Some external devices may not work when 
connected to a compatible port if the USB Sleep 
and Charge function is enabled.
Reconnect the external device after turning the 
computer ON.
If the external device still does not work, connect 
device to an USB port that does not have the 
USB Sleep and Charge function-compatible icon 
( ) or change to disable the USB Sleep and 
Charge function.
The "USB Wakeup 
function" does not work.
When USB Sleep and Charge function is 
enabled, the "USB WakeUp" function does not 
work for ports that support the USB Sleep and 
Charge function.
In that case, use an USB port that does not have 
the USB Sleep and Charge function-compatible 
icon ( ) or change to disable USB Sleep and 
Charge function.
Problem Procedure