Solution: The control is designed to compensate for minor differences in balance and does not completely mute either channel.
•Problem: There is no volume control for MIDI sound in the Volume Mixer window .
Solution: Use the hardware volume control. This is because the
•Problem: The sound cannot be turned off completely even if you set the master volume control at minimum.
Solution: You can still hear some sound even though you have set the master volume control at minimum. To turn off the sound completely, go to the master volume control window and select Mute speakers.
Fingerprint reader problems
•Problem: The surface of the reader is dirty, stained, or wet.
Solution: Gently clean the surface of the reader with a dry, soft,
•Problem: The reader often fails to enroll or authenticate your fingerprint.
Solution: If the surface of the reader is dirty, stained, or wet, gently clean the surface of the reader with a dry, soft,
If your finger has any of the following conditions, you might not be able to register or authenticate it:
–Your finger is wrinkled.
–Your finger is rough, dry, or injured.
–Your finger is very dry.
–Your finger is stained with dirt, mud, or oil.
–The surface of your finger is very different from when you enrolled your fingerprint.
–Your finger is wet.
–A finger that has not been enrolled is used.
To improve the situation, try the following:
–Clean or wipe your hands to remove any excess dirt or moisture from the fingers.
–Enroll and use a different finger for authentication.
–If your hands are too dry, apply lotion to them.
Battery and power problems
This section tells what to do if you have a battery and power problem.
This section includes five topics: Battery, ac power adapter, Power, Power button, Startup and Sleep and hibernation. Check these topics to find the related information.
Battery problems
Problem: The battery pack cannot be fully charged by the
Solution: The battery pack might be
1.Turn off the computer.
2.Make sure that the
3.Connect the ac power adapter to the computer and let it charge.
