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Dell Laptop Inspiron 1440

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Dell™Inspiron™1440ServiceManual

Notes, Cautions, and Warnings

Information in this document is subject to change without notice.

©2009DellInc.Allrightsreserved.

Reproduction of these materials in any manner whatsoever without the written permission of Dell Inc. is strictly forbidden.

Trademarks used in this text: Dell, the DELL logo, and Inspiron are trademarks of Dell Inc.; Bluetooth is a registered trademark owned by Bluetooth SIG, Inc. and is used by Dell

under license; Microsoft, Windows, Windows Vista, and Windows Vista start button logo are either trademarks or registered trademarks of Microsoft Corporation in the United States

and/or other countries.

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. disclaims any

proprietary interest in trademarks and trade names other than its own.

Model PP42L

June 2009 Rev. A00

Before You Begin

Battery

Hard Drive

Optical Drive

Module Cover

Memory Module(s)

Wireless Mini-Card

Center Control Cover

Keyboard

Power Button Board

Palm Rest

Display

Camera (Optional)

Internal Card With Bluetooth®Wireless Technology

Speakers

USB Board

System Board

Processor Heat Sink

Processor Module

Coin-Cell Battery

Daughter Board

Battery Latch Assembly

Flashing the BIOS

NOTE: A NOTE indicates important information that helps you make better use of your computer.

CAUTION: A CAUTION indicates either potential damage to hardware or loss of data and tells you how to avoid the problem.

WARNING: A WARNING indicates a potential for property damage, personal injury, or death.

Back to Contents Page

 Module Cover

Dell™Inspiron™1440ServiceManual

Removing the Module Cover

Replacing the Module Cover



Removing the Module Cover



1. Follow the procedures in Before You Begin.



2. Remove the battery (see Removing the Battery).



3. Remove the screw that secures the module cover to the computer base.



4. Lift the module cover off the computer at an angle as shown in the figure.

Replacing the Module Cover



1. Align the tabs on the module cover with the slots on the computer base and gently snap it into place.



2. Replace the screw that secures the module cover to the computer base.



3. Replace the battery (see Replacing the Battery).

Back to Contents Page



WARNING: Before working inside your computer, read the safety information that shipped with your computer. For additional safety best

practices information, see the Regulatory Compliance Homepage at www.dell.com/regulatory_compliance.

CAUTION: To avoid electrostatic discharge, ground yourself by using a wrist grounding strap or by periodically touching an unpainted metal

surface (such as the back panel) on the computer.

CAUTION: Onlyacertifiedservicetechnicianshouldperformrepairsonyourcomputer.DamageduetoservicingthatisnotauthorizedbyDell™

is not covered by your warranty.

CAUTION: To help prevent damage to the system board, remove the main battery (see Removing the Battery) before working inside the

computer.

module cover tabs (4)

module cover

screw



Back to Contents Page

 Before You Begin

Dell™Inspiron™1440ServiceManual

Recommended Tools

Turning Off Your Computer

Before Working Inside Your Computer

This section provides procedures for removing and installing components in your computer. Unless otherwise noted, each procedure assumes that the

following conditions exist:

l You have performed the steps in Turning Off Your Computer and Before Working Inside Your Computer.

l You have read the safety information that shipped with your computer.

l  — —A component can be replaced or if purchased separately installed by performing the removal procedure in the reverse order.

Recommended Tools

The procedures in this document may require the following tools:

l Small flat-blade screwdriver

l Phillips screwdriver

l Plastic scribe

l BIOS upgrade CD or the BIOS executable update program available on the Dell Support website at support.dell.com

Turning Off Your Computer



1. Save and close all open files and exit all open programs.



2. In Windows Vista® , click Start ., click the arrow , and then click Shut Down

The computer turns off after the operating system shutdown process finishes.



3. Ensure that the computer and all attached devices are turned off. If your computer and attached devices did not automatically turn off when you shut

down your operating system, press and hold the power button until the computer turns off.

Before Working Inside Your Computer

Use the following safety guidelines to help protect your computer from potential damage and to help to ensure your own personal safety.



1. Ensure that the work surface is flat and clean to prevent the computer cover from being scratched.



2. Turn off your computer (see Turning Off Your Computer).



3. If the computer is connected to a docking device (docked), undock it. See the documentation that came with your docking device for instructions.

CAUTION: To avoid losing data, save and close all open files and exit all open programs before you turn off your computer.

WARNING: Before working inside your computer, read the safety information that shipped with your computer. For additional safety best

practices information, see the Regulatory Compliance Homepage at www.dell.com/regulatory_compliance.

CAUTION: Handle components and cards with care. Do not touch the components or contacts on a card. Hold a card by its edges or by its metal

mounting bracket. Hold a component such as a processor by its edges, not by its pins.

CAUTION: Only a certified service technician should perform repairs on your computer. Damage due to servicing that is not authorized by Dell is

not covered by your warranty.

CAUTION: When you disconnect a cable, pull on its connector or on its pull-tab, not on the cable itself. Some cables have connectors with locking

tabs; if you are disconnecting this type of cable, press in on the locking tabs before you disconnect the cable. As you pull connectors apart, keep

them evenly aligned to avoid bending any connector pins. Also, before you connect a cable, ensure that both connectors are correctly oriented

and aligned.

CAUTION: To avoid damaging the computer, perform the following steps before you begin working inside the computer.

Produktspecifikationer

Varumärke:	Dell
Kategori:	Laptop
Modell:	Inspiron 1440
Färg på produkten:	Black, Metallic
Antal hastigheter:	3
Placering:	Tafel
Justerbar i höjdled:	Nee
AC-ingångsspänning:	220 V
Strömförbrukning (typiskt):	110 W
Ventilator diameter:	500 mm