Lenovo Y550 manual „ Sound problems, „ Battery problems, Troubleshooting

Y550 UG V1.0_en.book Page 47 Wednesday, December 10, 2008 4:51 PM

Chapter 4. Troubleshooting

„Sound problems

No sound can be heard from the speaker even when the volume is turned up.

Make sure that:

ƒThe Mute function is off.

ƒThe headphone jack is not used.

ƒSpeakers is selected as a playback device.

„Battery problems

Your computer shuts down before the battery status indicator shows empty.

-or-

Your computer operates after the battery status indicator shows empty.

Discharge and recharge the battery.

The operating time for a fully charged battery is short.

For details, see “Handling the battery” in Chapter 2.

The computer does not operate with a fully charged battery.

The surge protector in the battery might be active. Turn off the computer for one minute to reset the protector; then turn on the computer again.

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