User manual ACER ASPIRE Z3750

[. . . ] Record the model number, serial number, purchase date, and place of purchase information in the space provided below. The serial number and model number are recorded on the label affixed to your computer. All correspondence concerning your unit should include the serial number, model number, and purchase information. No part of this publication may be reproduced, stored in a retrieval system, or transmitted, in any form or by any means, electronically, mechanically, by photocopy, recording, or otherwise, without the prior written permission of Acer Incorporated. Veriton Series Desktop Computer Model number: __________________________________ Serial number: ___________________________________ Purchase date: ___________________________________ Place of purchase: ________________________________ Acer and the Acer logo are registered trademarks of Acer Incorporated. [. . . ] Actual device models may vary by geographic region. Note: Some USB devices have a built-in USB port which permits you to connect more USB devices. 4 Upgrading your computer This chapter contains instructions on how to upgrade your computer, and basic information about your system boards that you will find helpful when performing the upgrade process. 53 Installation precautions Before you install any computer component, we recommend that you read the following sections. These sections contain important ESD precautions along with preinstallation and post-installation instructions. ESD precautions Electrostatic discharge (ESD) can damage your processor, disk drives, expansion boards, and other components. Always observe the following precautions before you install a computer component: 1 2 Do not remove a component from its protective packaging until you are ready to install it. Wear a wrist grounding strap and attach it to a metal part of the computer before handling components. If a wrist strap is not available, maintain contact with the computer throughout any procedure requiring ESD protection. Preinstallation instructions Always observe the following before you install any component: 1 2 3 4 5 Turn off your computer and all the peripherals connected to it before opening it. Then unplug all cables from the power outlets. Open your computer according to the instructions on page 53. Follow the ESD precautions described above before handling a computer component. Remove any expansion boards or peripherals that block access to the DIMM sockets or component connectors. See the following sections for specific instructions on the component you wish to install. Warning!Not turning off the computer properly before you start installing the components may cause serious damage. See the following section for instructions: To remove the side panel 1 2 3 4 Turn off your computer and unplug all cables. Place your computer on a flat, steady surface. Turn the screws counterclockwise with your fingers to release the cover. Hold right panel (from rear view) with both hands. Slide it back about an inch and then gently pull it outward to detach it. Veriton 6900Pro 59 Veriton 7900Pro To replace the side panel 1 2 Align the side panel's hinges to the housing frame and then push it in to slide it back into place. Secure the side panels with the two screws. 60 4 Upgrading your computer Upgrading your computer Certain components of your computer are upgradeable, such as the memory, the hard disk, the CPU and the expansion cards. You need to observe the "Installation precautions" on page 53 when installing or removing a computer component. However, for safety purposes, we do not recommend that you perform these upgrades yourself. If you want to replace or upgrade any of these components, contact your dealer or a qualified service technician for assistance. Note: The mainboard model shown in the following figures may not be exactly the same as the one found in your computer. Installing additional memory The four 240-pin sockets on the mainboard support Double Data Rate 2 (DDR2) Synchronous Dynamic Random Access Memory (SDRAM)-type DIMMs. You may install 128 MB, 256 MB, 512 MB or 1 GB DIMMs for a maximum memory capacity of 4 GB. (see note) The DDR2 DIMMs require 1. 8 volts. [. . . ] LAVATTAESSA OLET ALTTINA LASERSÅTEILYLLE. VARNING: LASERSTRÅLNING NÅR DENNA DEL ÅR ÖPPNAD ÅLÅ TUIJOTA SÅTEESEENSTIRRA EJ IN I STRÅLEN VARNING: LASERSTRÅLNING NAR DENNA DEL ÅR ÖPPNADSTIRRA EJ IN I STRÅLEN ADVARSEL: LASERSTRÅLING NAR DEKSEL ÅPNESSTIRR IKKE INN I STRÅLEN Macrovision copyright protection notice This product incorporates copyright protection technology that is protected by U. S. patents and other intellectual property rights. Use of this copyright protection technology must be authorized by Macrovision, and is intended for home and other limited viewing uses only unless otherwise authorized by Macrovision. [. . . ]