Satellite A500/A500D

 

 

USB Sleep-and-Charge function

 

 

 

 

Problem

Procedure

 

 

 

 

I cannot use the “USB

The setting of “USB Sleep-and-Charge function”

 

Sleep-and-Charge

may be [Disabled]. Change the setting to

 

function”.

[Enabled].

 

 

 

 

 

When there is a current overflow of the external

 

 

device connected to the compatible port, USB

 

 

bus power (DC5V) supply may be stopped for

 

 

safety reasons. When this happens, disconnect

 

 

an external device if some external devices are

 

 

connected. After that, turn the power of the

 

 

computer ON/OFF to restore the function. If this

 

 

function can not be still used even if only one

 

 

external device is connected, stop using the

 

 

external device because its current is over the

 

 

acceptable value of this computer.

 

 

 

 

 

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].

 

 

■ 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 [Disabled] and stop using this function.

 

 

 

 

The battery depletes

When “USB Sleep-and-Charge function” is set to

 

quickly even when I

[Enabled], USB bus power (DC5V) will be

 

turned OFF the power

supplied to the external device connected to the

 

of the computer.

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].

Instead use a USB port that does not have

the USB Sleep-and-Charge function-compatible icon ().

User’s Manual

9-19