DELL PRECISION M90 SERVICE MANUAL PDF

Quick Links. Table of Contents. Notes, Notices, and Cautions. A NOTE indicates important information that helps you make better use of your computer. Abbreviations and Acronyms. For a complete list of abbreviations and acronyms, see "Glossary" in the User's Guide.

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Quick Links. Table of Contents. Transferring Information to a New Computer. A NOTE indicates important information that helps you make better use of your computer. For a complete list of abbreviations and acronyms, see Glossary. Information in this document is subject to change without notice.

Reproduction in any manner whatsoever without the written permission of Dell Inc. Environmental Protection Agency. Other trademarks and trade names may be used in this document to refer to either the entities claiming the marks and names or their products. Dell Inc. Downloaded from LpManual. To determine your computer's video controller configuration Page 3 display — For more information about your display, see Using the Display. For more information on power management modes, see Power Management Modes.

Page 4 Mute the sound. Turn the volume down. Turn the volume up. Play or pause. Play the previous track. Play the next track. For more information, Speaker Functions. To avoid damaging the computer, do not plug a telephone line into the network connector. Connects the computer to a network. The solid light on the connector provides link status information. For more information, see Modem.

Docking-device connector — Lets you attach your computer to the Media Base or other docking device. See the Dell documentation that came with your docking device for more information. For more information, see Optical Drive. Page Fcc Notice U. Only 2. This device must accept any interference received, including interference that may cause undesired operation. These limits are designed to provide reasonable protection against harmful interference in a residential installation. However, there is no guarantee that interference will not occur in a particular installation.

The Battery Meter displays status, battery health, charge level, and charge completion time for the battery in your computer. For more information about QuickSet, right-click the icon in the taskbar, and click Help. For information about QuickSet, right-click the icon in the taskbar, and click Help. Charge time is longer with the computer turned on. You can leave the battery in the computer for as long as you like.

The battery's internal circuitry prevents the battery from overcharging. If the computer is connected to a docking device docked , undock it.

See the documentation that came with your docking device for instructions. If the configuration program tells you to load the manufacturer's drivers, use the CD that came with the ExpressCard. The computer automatically detects the card. Media memory cards are generally marked with a symbol such as a triangle or an arrow or a label to indicate which end to insert into the slot.

The cards are keyed to prevent incorrect insertion. NOTE: Brightness key combinations only affect the display on your portable computer, not monitors or projectors that you attach to your portable computer or docking device. Go to support. Click your operating system and search for the keyword Notebook System Software. The operating system is already installed on your computer. To reinstall your operating system, use the optional Operating System CD.

The cache enhances the efficiency of many processor operations. L1 cache — Primary cache stored inside the processor. L2 cache — Modems and network adapters are common types of ExpressCards. Express Service Code service may not be available in some countries. Page 26 operating systems are GUIs.

H hard drive — A drive that reads and writes data on a hard disk. The terms hard drive and hard disk are often used interchangeably. Page 27 — A device that allows your computer to communicate with other computers over analog telephone lines.

Three types of modems include: external, PC Card, and internal. You typically use your modem to connect to the Internet and exchange e-mail. Service Tag — A bar code label on your computer that identifies your computer when you access Dell Support at support. Page 29 software — Anything that can be stored electronically, such as computer files or programs.

Page 30 virus — A program that is designed to inconvenience you or to destroy data stored on your computer. A virus program moves from one computer to another through an infected disk, software downloaded from the Internet, or e-mail attachments. When an infected program starts, its embedded virus also starts. A common type of virus is a boot virus, which is stored in the boot sectors of a floppy disk.

When prompted by Dell's automated telephone system, enter your Express Service Code to route the call directly to the proper support personnel. For the telephone number to call to speak to a sales specialist, see the contact numbers for your region. If you do not see a telephone number listed that is specific for XPS portable computers, you may contact Dell through the support number listed and your call will be routed appropriately.

When you need to contact Dell, use the electronic addresses, telephone numbers, and codes provided in the following table. If you need assistance in determining which codes to use, contact a local or an international operator. Page 36 Website: support. See Power Management Modes. Page Customizing The Touch Pad The touch pad has silk screening on the right side and the bottom to indicate scrolling abilities. Scrolling is enabled by default. To disable this feature, modify the mouse properties within the Control Panel.

NOTE: The scroll zones may not work with all applications. For the scroll zones to function properly, the application being used must support the touch pad scroll feature. Keep the tray closed when you are not using the drive. Page Adjusting The Picture Mute the sound. You can also adjust the volume with the Volume Control option through the Start menu.

Your TV has either an S-video input connector, a composite video-input connector, or a component video-input connector. Depending on what type of connector is available on your TV, you can use a commercially available S-video cable, composite video cable, or component video cable to connect your computer to your TV.

Plug the other end of the S-video cable into the S-video input connector on the TV. Plug the other end of the composite video cable into the composite video-input connector on the TV. Plug the single-connector end of the audio cable into the headphone connector on the computer. Plug all three connectors from the other end of the component video cable into the component video- input connectors on the TV. Make sure that the red, green, and blue colors of the cable match the colors of the TV input connectors.

Turn on the TV, turn on any audio device that you connected if applicable , and then turn on the computer. Click the DVD option. Click the arrows beside the Speaker Configuration setting to scroll through the options, and select the Headphones option. Click the arrows beside the Audio listening mode setting to scroll through the options, and select the CL Headphone option. In a WLAN, a radio communications device called an access point or wireless router connects network computers and provides Internet, or network, access.

Page Connecting To A Wlan If the software is removed or corrupted, follow the instructions in the user documentation for your wireless network card. Verify the type of wireless network card installed in your computer and then search for that name on the Dell Support website at support. For information on the Network security settings are unique to your network. Dell cannot provide this information.

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