Lenovo G770 manual Appendix A. CRU instructions

Page 46

Appendix A. 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).

b

a

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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Contents

Lenovo G770 Regulatory Notice First Edition March Copyright Lenovo Contents Page Getting to know your computer Top viewGetting to know your computer Integrated Built-in microphone TouchpadLeft-side view Right-side view Optical driveFront view Bottom view Learning the basics „ Conncting to the power„ Configuring the operating system „ Reading the manuals„ Putting your computer into sleep state or shutting it down „ Shutting down your computer„ Checking battery status „ Charging the battery„ Removing the battery pack „ Handling the batteryUsing the touchpad „ Numeric keypad Using the keyboard„ Function key combinations Learning the basics Connecting external devices „ Using memory cards not supplied„ Connecting USB devices „ Connecting Bluetooth enabled device on select models Enabling Bluetooth communications on your computer„ OneKey Rescue system button a Special keys and buttonsSystem status indicators „ Attaching a security lock not supplied „ Using VeriFaceSecuring your computer „ Using passwords On select modelsSwitching between Mode 1 and Mode Connecting to the Internet Wired connectionConnecting to the Internet „ Software configuration„ Hardware connection Wireless connection Wi-Fi WiMAXHardware connection „ Introduction OneKey Rescue systemOneKey Rescue system „ Creating a recovery discs OneKey Rescue systemOneKey Rescue system Troubleshooting Frequently asked questionsWhere can I find warranty information? Troubleshooting Display problemsTroubleshooting Password problems Sleep or hibernation problemsBattery problems Troubleshooting Computer screen problemsSound problems Hard disk drive problemOneKey Rescue system problems Troubleshooting Startup problemOther problems Replacing the battery pack Appendix A. CRU instructionsAppendix A. CRU instructions Handling a hard disk driveAppendix A. CRU instructions Appendix A. CRU instructions Appendix A. CRU instructions Replacing memory Appendix A. CRU instructions Appendix A. CRU instructions Removing the optical drive Appendix A. CRU instructions Trademarks Page New World. New Thinking.TM

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