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Lenovo Y400 „ BIOS setup utility, „ Getting help, Troubleshooting, What is BIOS setup utility?

Models: Y500 Y400

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Chapter 4. Troubleshooting

When do I need to restore the system to the factory status?

Use this feature when the operating system fails to start up. If there is critical data on the system partition, back it up before starting recovery.

BIOS setup utility

What is BIOS setup utility?

The BIOS setup utility is ROM-based software. It communicates basic computer information and provides options for setting boot devices, security, hardware mode, and other preferences.

How can I start the BIOS setup utility?

To start the BIOS setup utility:

1Shut down the computer.

2Press the Novo button and then select BIOS Setup.

How can I change the boot mode?

There are two boot modes: UEFI and Legacy. To change the boot mode, start the BIOS setup utility and set boot mode to UEFI or Legacy support on the boot menu.

When do I need to change the boot mode?

The default boot mode for your computer is the UEFI mode. If you need to install legacy Windows operating system (operating system before Windows 8) on your computer, you must change the boot mode to Legacy support. The legacy Windows operating system cannot be installed if you don't change the boot mode.

Getting help

How can I contact the customer support center?

See “Chapter 3. Getting help and service” of Lenovo Safety and General Information Guide.

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Lenovo Y400, Y500 manual „ BIOS setup utility, „ Getting help, Troubleshooting, What is BIOS setup utility?

Contents

Lenovo IdeaPad Y400/Y500 User GuideRegulatory Notice First Edition July Copyright LenovoChapter 3. Lenovo OneKey Recovery system ContentsConfiguring the operating system for the first time Chapter 4. TroubleshootingPage d e f Chapter 1. Getting to know your computerb a b „ Y400Chapter 1. Getting to know your computer c Computer display d Power button e JBL speakers„ Y500 a Integrated cameraY500 f Touchpadg Numeric keypad Chapter 1. Getting to know your computer„ Using the keyboard Numeric keypad Y500Chapter 1. Getting to know your computer function, press and hold Fn a then press one of the function keys b Chapter 1. Getting to know your computer Function key combinationsY400 Y500The following describes the features of each function key Chapter 1. Getting to know your computerNovo button AC power adapterd e f g jack„ Connecting USB devices „ Connecting a Bluetooth deviceChapter 1. Getting to know your computer Enabling Bluetooth and WLAN communications on your computer Press Fn + to make configurationChapter 1. Getting to know your computer a b c c a b c cRight-side view a b c cConnects to external headphones a b cb Microphone jack a b cRemovable HDD Optional c USB portRemovable optical drive Optional e Kensington slot„ Y400 b Memory card slota System status indicators „ Y500Removing a memory card „ Using memory cards not suppliedInserting a memory card Chapter 1. Getting to know your computera b c a Battery latch - manual b Battery packc Battery latch - spring loaded d Removable module lock e Louvers „ Y400d Removable module lock b Battery packa b c e d e e LouversOperating system interfaces Configuring the operating system for the first timeChapter 2. Starting to use Windows Start screenChapter 2. Starting to use Windows Search charmStart charm Settings charmChapter 2. Starting to use Windows Share charm Devices charm„ Putting your computer to sleep → PowerPutting the computer to sleep or shutting it Chapter 2. Starting to use Windows2 Select Power „ Shutting down the computer1 Open the charms, select Settings Chapter 2. Starting to use WindowsConnecting to a wireless network Connecting to wireless LANEnabling a wireless connection Chapter 2. Starting to use WindowsHelp and support Chapter 2. Starting to use Windows„ Backing up the system partition Chapter 3. Lenovo OneKey Recovery system2 Click System Backup „ Restoring„ Drivers and preinstalled software Chapter 4. TroubleshootingFrequently asked questions „ Lenovo OneKey Recovery systemWhen do I need to restore the system to the factory status? „ BIOS setup utilityChapter 4. Troubleshooting What is BIOS setup utility?Chapter 4. Troubleshooting Display problemsBIOS Password problems TroubleshootingAudio problems Chapter 4. Troubleshooting Sleep mode problemsDisplay panel problems speaker even when the volume isChapter 4. Troubleshooting Battery problems A hard disk drive problemOneKey Recovery system problems The computer does not start a device you want Chapter 4. Troubleshooting Other problemsYour computer does not respond The connected external device does not workAppendix. CRU instructions a c bReplacing the removable module Appendix. CRU instructionsa b c Appendix. CRU instructions Trademarks Page V1.0en-US Lenovo China