Lenovo Z570, Z370, Z470 Troubleshooting Sound problems, Battery problems, Hard disk drive problem

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Chapter 5. Troubleshooting

Sound problems

No sound can be heard from	• Make sure that:
the speaker even when the vol-	- The Mute function is off.
ume is turned up.	- The headphone jack is not used.
	- Speakers are selected as the playback device.

Battery problems

Your computer shuts down	• Discharge and recharge the battery.
before the battery status indica-
tor shows empty.
-or-
Your computer operates after
the battery status indicator
shows empty.
The computer does not operate	• The surge protector in the battery might be active. Turn off
with a fully charged battery.	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 not	• In the Boot menu in BIOS setup utility, make sure that the
work.	hard disk drive is included in the Boot priority order
	correctly.

A startup problem

The Microsoft® Windows oper-	• Use the OneKey Rescue system to help solve or identify
ating system does not start.	your problem. For details about OneKey Rescue system, see
	“Chapter 4. OneKey Rescue system” on page 35.

OneKey Rescue system problems

Backup cannot be made.	• You are not currently using a Windows operating system.
	• There is not enough space to store the backed up data. You
	will need to free more hard disk space on your system
	partition (C drive).
Fail to restore system partition	• The system partition, such as the partition size or the drive
to factory default.	capacity of C, has been modified.

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Contents IdeaPad Z370/Z470/ Z570 Regulatory Notice First Edition December Copyright Lenovo Contents Page Top view Getting to know your computerZ370/Z470 Getting to know your computer „ Z570Thermal management button Camera Wireless module antennas Computer displaySpeakers Power button OneKey Rescue system button Getting to know your computer IntegratedLeft-side view „ Z370/Z470Combo port USB port ESATA/USB Getting to know your computerOptical drive „ Z370 „ Z470 „ Z570Right-side view Getting to know your computer USB port Front view Bottom view „ Z370C d Battery pack „ Reading the manuals „ Connecting to the power„ Configuring the operating system Learning the basicsLearning the basics „ Shutting down your computerPutting your computer into sleep state „ Charging the battery „ Checking battery status„ Handling the battery „ Removing the battery packUsing the touchpad Z570 Using the keyboard„ Numeric keypad Z370/Z470 „ Function key combinations Learning the basics Removing a memory card „ Using memory cards not suppliedInserting a memory card „ Connecting USB devices Enabling Bluetooth communications on your computer „ Connecting Bluetooth enabled devices on select modelsSpecial keys and buttons „ Volume buttons b~d„ OneKey Rescue system button a „ OneKey Theater button e „ Thermal management button f Standard modeSuper silent mode Efficient thermal dissipation modePerforming dust cleaning System status indicators Page Securing your computer „ Using VeriFace„ Attaching a security lock not supplied Enabling Nvidia Optimus on select models „ Using passwordsWired connection Connecting to the Internet„ Hardware connection „ Software configurationConnecting to the Internet Wi-Fi WiMAX Wireless connectionHardware connection Software configurationOneKey Rescue system OneKey Rescue system„ Introduction OneKey Rescue system „ Creating a recovery discsOneKey Rescue system Frequently asked questions TroubleshootingWhere can I find warranty information? Display problems TroubleshootingSleep or hibernation problems Troubleshooting Password problemsKeyboard problems Puter does not work Computer screen problemsStartup problem Troubleshooting Sound problemsBattery problems Hard disk drive problemRespond Troubleshooting Other problemsAppendix A. CRU instructions Replacing the battery packAppendix A. CRU instructions Handling a hard disk drive Replacing the hard disk driveZ370 Appendix A. CRU instructions Appendix A. CRU instructions Z470/Z570 Z570 Pull the tab in the direction shown by arrow d Take out the hard disk drive secured in a metal frame e Appendix A. CRU instructions Replacing memory Appendix A. CRU instructions Appendix A. CRU instructions Removing the optical drive Setup Poster User Guide Trademarks Page New World. New Thinking.TM