Dell Inspiron 1440 Manual de usuario

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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. 

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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).

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

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



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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.

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

4. Disconnect all telephone or network cables from the computer.



5. Press and eject any installed cards from the ExpressCard slot or the 7-in-1 Media Card Reader.



6. Disconnect your computer and all attached devices from their electrical outlets.



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



8. Turn the computer top-side up, open the display, and press the power button to ground the system board.

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

CAUTION: To disconnect a network cable, first unplug the cable from your computer and then unplug the cable from the network device.

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Flashing the BIOS

Dell™Inspiron™1440ServiceManual

Flashing the BIOS From a CD

Flashing the BIOS From the Hard Drive

If a BIOS-update program CD is provided with the new system board, flash the BIOS from the CD. If you do not have a BIOS-update program CD, flash the

BIOS from the hard drive.

Flashing the BIOS From a CD



1. Ensure that the AC adapter is plugged in and that the main battery is installed properly.



2. Insert the BIOS-update program CD, and restart the computer.

Follow the procedures that appear on the screen. The computer continues to boot and updates the new BIOS. When the flash update is complete, the

computer will automatically restart.



3. Press <F2> during POST to enter the system setup program.



4. Press <F9> to reset the computer defaults.



5. Press <Esc>, select Save changes and reboot, and press <Enter> to save configuration changes.



6. Remove the BIOS-update program CD from the drive and restart the computer.

Flashing the BIOS From the Hard Drive



1. Ensure that the AC adapter is plugged in, the main battery is properly installed, and a network cable is attached.



2. Turn on the computer.



3. Locate the latest BIOS update file for your computer at support.dell.com.



4. Click Drivers & Downloads®Select Model.



5. Select the type of product in the Select Your Product Family list.



6. Select the product brand in the Select Your Product Line list.



7. Select the product model number in the Select Your Product Model list.



8. Click Confirm.



9. A list of results appear on the screen. Click BIOS.



10. Click Download Now to download the latest BIOS file.

The File Download window appears.



11. Click Save to save the file on your desktop. The file downloads to your desktop.



12. Click Close if the Download Complete window appears.

The file icon appears on your desktop and is titled the same as the downloaded BIOS update file.



13. Double-click the file icon on the desktop and follow the procedures on the screen.

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NOTE: If you use a BIOS-update program CD to flash the BIOS, set up the computer to boot from a CD before inserting the CD.

NOTE: If you have selected a different model and want to start over again, click Start Over on the top right of the menu.

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

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Internal Card With Bluetooth®Wireless Technology

Dell™Inspiron™1440ServiceManual

Removing the Bluetooth Card

Replacing the Bluetooth Card



If you ordered a card with Bluetooth wireless technology with your computer, it is already installed.

Removing the Bluetooth Card



1. Follow the procedures in Before You Begin.



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



3. Remove the module cover (see Removing the Module Cover).



4. Remove the memory module(s) (see Removing the Memory Module(s)).



5. Remove the hard drive (see Removing the Hard Drive).



6. Remove the optical drive (see Removing the Optical Drive).



7. Remove the center control cover (see Removing the Center Control Cover).



8. Remove the keyboard (see Removing the Keyboard).



9. Remove the power button board (see Removing the Power Button Board).



10. Remove the palm rest (see Removing the Palm Rest).



11. Lift the Bluetooth card to disconnect it from the system board connector.

Replacing the Bluetooth Card



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.

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.

system board connector

Bluetooth card

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
1. Align the connector on the Bluetooth card with the connector on the system board and press the Bluetooth card. 
 

2. Replace the palm rest (see Replacing the Palm Rest). 
 

3. Replace the power button board (see Replacing the Power Button Board). 
 

4. Replace the keyboard (see Replacing the Keyboard). 
 

5. Replace the center control cover (see Replacing the Center Control Cover). 
 

6. Replace the optical drive (see Replacing the Optical Drive). 
 

7. Replace the hard drive (see Replacing the Hard Drive). 
 

8. Replace the memory module(s) (see Replacing the Memory Module(s)). 
 

9. Replace the module cover (see Replacing the Module Cover). 
 

10. Replace the battery (see Replacing the Battery). 
 
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

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Camera (Optional)

Dell™Inspiron™1440ServiceManual

Removing the Camera

Replacing the Camera



Removing the Camera



1. Follow the procedures in Before You Begin.



2. Remove the display assembly (see Removing the Display Assembly).



3. Remove the display bezel (see Removing the Display Bezel).



4. Disconnect the camera cable from the connector on the camera module.



5. Release the camera module from the latches on the display cover.



6. Remove the camera module.

Replacing the Camera



1. Secure the camera module using the latches on the display cover.



2. Connect the camera cable to the connector on the camera module.



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 a connector on the back of 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.

latches (2)

camera cable connector

camera module



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

3. Replace the display bezel (see Replacing the Display Bezel).



4. Replace the display assembly (see Replacing the Display Assembly).

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

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