Problems with USB port and charging mp3 player with MSI Wind U120

http://www.msi.com/product/nb/U120.html#/?div=Manual

Often the problem is the USB cable or the plug.

Make sure the USB cable is plugged in firmly, all the way on both ends. If it still does not charge, try using a different USB port on the computer or laptop. If that fails to solve the problem then get a new USB cable.

If none of the above solves your problem then your device is defective.

1. Turn netebook OFF with button, hold 4 seconds.
2. Remove recharge plug
3. Remove battery
4. Leave it like this for about 5 minutes.
5. Put everything back and power the laptop again
Does it appear to charge the battery at all when plugged into AC? Can you hear the charger humming when you put the brick up to your ear? (while it's plugged into AC,You may have a bad motherboard

If the MP3 player battery is more than 3 - 4 years old then the battery could be worn out.Rechargeable batteries have a finite number of charge and discharge cycles andwill lose their charge capacity over time, i.e. won't charge to 100% andgradually the charge reduces until the battery won't charge up at all. OR Thebattery shows a 100% charge but when the adapter is disconnected the batterydrops off to zero capacity in a very short time. If the battery drops to anunacceptable charge level then the battery needs to be replaced.

Some things to check for when your player does not act like its taking a charge. USB Cable Make sure that the USB cable is properly plugged in and use the original cable that came with your player. Computer in Hibernation mode Make sure the computer isn't entering hibernation or sleep mode while the device is connected. The computer must be ON in order to charge your player. USB Port 2.0 Make sure the player is connected to a USB 2.0 port (1.1 occasionally causes charging problems). USB Port location Try plugging into different USB ports (i.e. USB port in the back of the computer); occasionally the front USB ports have limited power to charge up the device. Battery Make sure the battery is fully charged. It takes approximately 3 hours to fully charge the battery. Latest firmware Depending on what player you have, make sure it's up to date with the latest firmware. AC charger (optional) AC chargers (sold separately) have a 500-1000 milliamp max output, which provides much better charging ability than a USB port.

Some things to check for when your player does not act like its taking a charge. USB Cable Make sure that the USB cable is properly plugged in and use the original cable that came with your player. Computer in Hibernation mode Make sure the computer isn't entering hibernation or sleep mode while the device is connected. The computer must be ON in order to charge your player. USB Port 2.0 Make sure the player is connected to a USB 2.0 port (1.1 occasionally causes charging problems). USB Port location Try plugging into different USB ports (i.e. USB port in the back of the computer); occasionally the front USB ports have limited power to charge up the device. Battery Make sure the battery is fully charged. It takes approximately 3 hours to fully charge the battery. Latest firmware Depending on what player you have, make sure it's up to date with the latest firmware. AC charger (optional) AC chargers (sold separately) have a 500-1000 milliamp max output, which provides much better charging ability than a USB port.

You can try and reset the player. resetting a Clip player: 1. Slide and hold the Power switch up for approximately 20 seconds. 2. Release the Power switch. 3. To turn the player on, slide the Power switch up then release instantly.
Some things to check for when your player does not act like its taking a charge.
USB Cable Make sure that the USB cable is properly plugged in and use the original cable that came with your player.
Computer in Hibernation mode Make sure the computer isn't entering hibernation or sleep mode while the device is connected. The computer must be ON in order to charge your player.
USB Port 2.0 Make sure the player is connected to a USB 2.0 port (1.1 occasionally causes charging problems).
USB Port location Try plugging into different USB ports (i.e. USB port in the back of the computer); occasionally the front USB ports have limited power to charge up the device.
Battery Make sure the battery is fully charged. It takes approximately 3 hours to fully charge the battery.
Latest firmware Depending on what Sansa player you have, make sure it's up to date with the latest firmware.
AC charger (optional) AC chargers (sold separately) have a 500-1000 milliamp max output, which provides much better charging ability than a USB port.
I have some tips posted here on MP3 players and their problems. Connection problems MP3 player not found by computer
SanDisk Mp3 Player Frozen

Make sure that the USB cable is properly plugged in and use the original cable that came with your player.

Computer in Hibernation mode
Make sure the computer isn't entering hibernation or sleep mode while the device is connected. The computer must be ON in order to charge your player.

USB Port 2.0
Make sure the player is connected to a USB 2.0 port (1.1 occasionally causes charging problems).

USB Port location
Try plugging into different USB ports (i.e. USB port in the back of the computer); occasionally the front USB ports have limited power to charge up the device.

Battery
Make sure the battery is fully charged. It takes approximately 3 hours to fully charge the battery.

Latest firmware
Depending on what Sansa player you have, make sure it's up to date with the latest Firmware.

AC charger (optional)
AC chargers (sold separately) have a 500-1000 milliamp max output, which provides much better charging ability than a USB port. These accessories are available at SanDisk web site.

This is direct from the sansa FAQs at http://www.sansa.com/support/sansa_clip/faqs 02. Why won’t my Sansa Clip charge when I connect it to my computer? USB Cable
Make sure that the USB cable is properly plugged in and use the original cable.

Computer in Hibernation mode
Make sure that the computer isn’t entering hibernate or sleep mode while the device is connected. The computer must be on in order to charge your player.

USB Port 2.0
Make sure your player is connected USB 2.0 port (1.1 occasionally causes charging problems).

USB Port location
Try plugging in different USB port (i.e. USB port in the back of the computer); sometimes the front USB ports have problem charging up the device.

Battery
Make sure the battery is fully charged. It takes approximately 3 hours to fully charge the battery.

Latest firmware
Make sure to update firmware by downloading and installing the Sansa Firmware Updater.

I hope this helps, and don't forget to rate the answer.

Hi,
Check for the following:

USB Cable 
Make sure that the USB cable is properly plugged in and use the original cable. 

Computer in Hibernation mode 
Make sure the computer isn’t entering hibernate or sleep mode while the device is connected.  The computer must be on in order to charge your player. 

USB Port 2.0 
Make sure the player is connected USB 2.0 port (1.1 occasionally causes charging problems). 

USB Port location 
Try plugging in different USB port (i.e. USB port in the back of the computer); sometimes the front USB ports have problem charging up the device. 

Battery 
Make sure the battery is fully charged.  It takes approximately 3 hours to fully charge the battery. 

Latest firmware 
Make sure to update firmware by downloading and installing the Sansa Firmware Updater.