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Lenovo Y471A manual Appendix. CRU instructions

Models: Y471A

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To make sure that the DDR3 SDRAM is installed correctly, do as follows:

Appendix. CRU instructions

Note: If only one DDR3 SDRAM is used on the computer you are servicing, the card must be installed in SLOT-0 ( : lower slot), but not in SLOT-1 ( : upper slot).

To make sure that the DDR3 SDRAM is installed correctly, do as follows:

1Turn the computer on.

2Hold F2 during startup. The BIOS setup utility screen opens. The System Memory item shows the total amount of memory installed in your computer.

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Lenovo Y471A manual Appendix. CRU instructions, To make sure that the DDR3 SDRAM is installed correctly, do as follows

Contents

User Guide IdeaPad Y471AFirst Edition May Copyright Lenovo Regulatory NoticeChapter 1. Getting to know your ContentsChapter 3. Connecting to the Internet Chapter 5. TroubleshootingPage Chapter 1. Getting to know your computer Power button Wireless moduleindicators Volume buttonsHDMI port VGA portFan louvers d RJ-45 portRight-side view AC power adapterc d e USB combo portSystem status indicatorsMemory card slot For details, see “System status indicators” on pagea b c d b Battery pack c Battery latch - manualChapter 1. Getting to know your computer Bottom view„ Configuring the operating system „ Connecting to the powerInstalling the battery pack Connecting the computer to an electrical outletChapter 2. Learning the basics „ Putting your computer into sleep state or shutting it downPutting your computer into sleep state Shutting down your computer„ Checking battery status Using AC adapter and battery„ Charging the battery „ Removing the battery packTouchpad Using the touchpadTouchpad button Chapter 2. Learning the basics„ Function key combinations „ Numeric keypadUsing the keyboard Chapter 2. Learning the basicsChapter 2. Learning the basics The following describes the features of each function keyConnecting external devices „ Using memory cards not suppliedInserting a memory card Removing a memory cardChapter 2. Learning the basics „ Connecting USB devices„ Connecting a Bluetooth device Enabling Bluetooth communications on your computerChapter 2. Learning the basics b Mute/Unmute c Volume down d Volume up „ Volume buttons b- dSpecial keys and buttons „ OneKey Rescue system button aMovie mode Normal modeIntelligent mode „ OneKey Theater button eSuper silent mode Standard modeEfficient thermal dissipation mode Performing dust cleaningd e f g a b cSystem status indicators Chapter 2. Learning the basicsb Num lock indicator c Hard disk drive indicator d Touchpad indicator Chapter 2. Learning the basics a Caps lock indicatore Power status indicator f Battery status indicator g Wireless communication indicator„ Using passwords „ Using VeriFace„ Attaching a security lock not supplied Chapter 2. Learning the basicsChapter 2. Learning the basics AMD Muxless ATI Switchable Graphics Technology PowerXpressMode 1 Select the graphics processor based on application needs Switchable Graphics in two modes on select modelsSwitching between Mode 1 and Mode Chapter 2. Learning the basics„ Software configuration Chapter 3. Connecting to the Internet„ Hardware connection CableChapter 3. Connecting to the Internet „ Using Wi-Fi/WiMAXEnabling wireless connection Software configuration„ Using Lenovo OneKey Rescue system without Windows operating system „ Using Lenovo OneKey Recovery within Windows operating systemChapter 4. OneKey Rescue system OneKey Rescue systemChapter 4. OneKey Rescue system „ Creating a recovery discsFrequently asked questions Chapter 5. TroubleshootingWhen do I need to restore the system to the factory status? Chapter 5. TroubleshootingA Password problem Display problemsKeyboard problems Chapter 5. TroubleshootingComputer screen problems Chapter 5. Troubleshooting Sleep or hibernation problemsSound problems speaker even when the volume isA hard disk drive problem Chapter 5. Troubleshooting Battery problemsA startup problem OneKey Rescue system problemsYour computer does not respond Chapter 5. Troubleshooting Other problemsThe computer does not start from a device you want The connected external device does not workAppendix. CRU instructions Replacing the batteryReplacing the hard disk drive Appendix. CRU instructionsHandling a hard disk drive To replace the hard disk drive, do the following Appendix. CRU instructionsAppendix. CRU instructions 5 Remove the frame fixing screws c6 Pull the tab in the direction shown by arrow d 7 Take out the hard disk drive secured in a metal frame e Appendix. CRU instructionsReplacing memory Appendix. CRU instructionsAppendix. CRU instructions Appendix. CRU instructions To make sure that the DDR3 SDRAM is installed correctly, do as followsAppendix. CRU instructions Removing the optical driveTrademarks Page New World. New Thinking.TM V1.0en-USLenovo China