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. Only use memory modules that are compatible with your computer. If a memory module is not detected by the computer or the Windows operating system becomes unstable, contact the sales dealer or the manufacturer of your memory module. . Electrostatic discharge (ESD) can damage electronic components. Before touching a memory module, ensure the following: . The procedures described in this document assume user familiarity with the general terminology associated with personal computers and with the safety practice and regulatory compliance requirements for using and modifying electronic equipment. . Turn off your computer and disconnect it from its power source (that is, battery pack or AC adapter) and from any telecommunication links, networks, or modems before you remove any cover or panel from the computer. Failure to do so may result in personal injury or equipment damage. . ESD can damage memory modules and other components. Install the memory module only at an ESD workstation. If such a station is not available, do not work in a carpeted area, and do not handle materials that produce or hold static electricity (cellophane wrappers, for example). Ground yourself by maintaining contact with an unpainted metal portion of the chassis while performing the procedure. . Do not open the memory module package before you are ready to change the module. The package protects the module from ESD. 143nNUpgrading Your VAIO Computer . Use the special bag delivered with the memory module or wrap the module in aluminum foil to protect it from ESD. . Introducing any liquids, foreign substances, or objects into the memory module slots or other internal components of your computer will result in damage to the computer and any repair costs will not be covered by the warranty. . Do not place the memory module in a location subject to: . Heat sources such as radiators or air ducts . Direct sunlight . Excessive dust . Mechanical vibration or shock . Strong magnets or speakers that are not magnetically shielded . Ambient temperature of more than 35°C or less than 5°C . High humidity . Handle the memory module with care. To avoid injuries to your hands and fingers, do not touch the edges of the components and circuit boards inside your computer. 144nNUpgrading Your VAIO Computer Removing and Installing a Memory Module To change or add a memory module 1 Shut down the computer and disconnect all peripheral devices. 2 Unplug the computer and remove the battery pack. 3 Wait until the computer cools down. 4 Unscrew the screws (indicated by the arrows below) on the bottom of the computer and remove the memory module compartment cover. Touch a metal object to discharge static electricity. 145nNUpgrading Your VAIO Computer Grasp the insulation sheet (1) tab and flip open the sheet. ! The insulation sheet is equipped for module protection. Do not pull it so hard as to damage the sheet. 146nNUpgrading Your VAIO Computer Remove the currently installed memory module as follows: . Pull the latches in the direction of the arrows (1). The memory module is released. . Make sure that the memory module tilts up and then pull it out in the direction of the arrow (2). Remove the new memory module from its packaging. 147nNUpgrading Your VAIO Computer Slide the memory module into the memory module slot and push it in until it clicks into place. ! Do not touch any other components on the motherboard. Be sure to insert the connector edge of the memory module into the slot while aligning the notch on the module with the small projection in the open slot. Do not damage the insulation sheet equipped for module protection. 10 Replace the memory module compartment cover. 11 Tighten the screws on the bottom of the computer. 12 Reinstall the battery pack and turn on the computer. 148nNUpgrading Your VAIO Computer Viewing the Amount of Memory To view the amount of memory 1 Turn on the computer. 2 Click Start, All Programs, and VAIO Control Center. The VAIO Control Center window appears. 3 Double-click the System Information icon under the System Information folder. You can view the amount of system memory. If the additional memory does not appear, repeat the whole installation procedure and restart the computer. 149nNPrecautions Precautions This section describes safety guidelines and precautions to help you protect your VAIO computer from potential damage. . On Handling the LCD Screen (page 150) . On Using the Power Source (page 151) . On Handling Your Computer (page 152) . On Using the Built-in MOTION EYE Camera (page 154) . On Handling Floppy Disks (page 155) . On Handling Discs (page 156) . On Using the Battery Pack (page 157) . On Using Headphones (page 158) . On Handling Memory Stick Media (page 159) . On Handling the Hard Disk (page 160) . On Handling the Memory Card Adapter (page 161) . On Updating Your Computer (page 162) 150nNPrecautions On Handling the LCD Screen . Do not leave the LCD screen facing the sun. This could damage the LCD screen. Be carefu...
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