Lenovo U310 Touch manual Troubleshooting Sound problems, Battery problems, Hard disk drive problem

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Chapter 6. Troubleshooting

Sound problems

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

•Make sure that:

-The Mute function is off.

-The combo audio jack is not used.

-The speaker is selected as the playback device.

Battery problems

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

Your computer operates after the battery status indi- cator shows empty.

The computer does not operate with a fully charged battery.

•Discharge and recharge the 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.

A hard disk drive problem

The hard disk drive does	• In the Boot menu in BIOS setup utility, make sure
not work.	that the hard disk drive is included in the UEFI
	correctly.

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Contents Lenovo IdeaPad U310/U410 U310/U410 Touch Regulatory Notice First Edition December Copyright Lenovo Contents Page Getting to know your computer „ U310/U310 TouchTop view „ U410/U410 Touch Getting to know your computer Integrated TouchpadSpeakers „ U310/U310 Touch „ U410/U410 Touch Left-side viewBuilt-in MicrophoneRight-side view Built-in microphone Combo audio jackGetting to know your computer Hdmi port U310/U310 Touch U410/U410 Touch Front viewBottom view Louvers „ Conncting to the power Connecting the computer to an electrical outletLearning the basics „ Reading the manuals„ Checking battery status „ Charging the battery„ Battery Protection Learning the basicsUsing the touchpad Touchpad Left-click area Right-click areaUsing the keyboard „ Function key combinationsFn + End „ Hotkeys Using hotkeys Setting hotkey mode „ Using memory cards not supplied Connecting external devicesInserting a memory card Removing a memory card„ Connecting USB devices „ Connecting Bluetooth enabled device on select models Enabling Bluetooth communications on your computer„ Novo button a Special keys and buttonsSystem status indicators Power status indicator Battery status indicatorLearning the basics Symbol Indicator Meaning Status „ Using passwords Securing your computerConfiguring the operating system for the first time Starting to use WindowsStart screen Desktop Search charm Starting to use WindowsCharms Settings charm Share charmStart charm Devices charm„ Putting your computer to sleep „ Shutting down the computer Touch screen operation „ Multi-touch gesturesPinch Swipe Help and support Connecting to the Internet Wired connection„ Hardware connection „ Software configuration Connecting to the InternetWireless connection Wi-Fi WiMAX„ Connecting to wireless LAN Enabling wireless connectionConnecting to a wireless network Lenovo OneKey Recovery system „ Backing up the system partition„ Restoring Troubleshooting „ Drivers and preinstalled software„ Finding information „ Lenovo OneKey Recovery system „ Bios setup utilityTroubleshooting When do I need to change the boot mode? „ Getting helpTroubleshooting Display problemsTroubleshooting Bios password problems Sleep problemsDisplay panel problems WorkTroubleshooting Sound problems Battery problemsHard disk drive problem Other problems Trademarks Page V1.0en-US

U310 Touch, 59359210, U410 Touch, 4376XC3, 4376XC5 specifications

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