Dell Inspiron 1120 Service Manual Download

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Dell™ Inspiron™ 1120 Service Manual

Notes, Cautions, and Warnings

Information in this document is subject to change without notice.

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.;

Windows

and the

Windows

start button logo are either trademarks or registered

trademarks of Microsoft Corporation in the United States and/or other countries;

Bluetooth

is a registered trademark owned by Bluetooth SIG, Inc. and is used by Dell under

license.

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.

July 2010 Rev. A00

Regulatory model: P07T series
Regulatory type: P07T002

Before You Begin

Battery

Memory Module(s)

Keyboard

Hard Drive

Palm Rest

Power Button Board

Wireless Mini-Card(s)

Audio Board

Coin-Cell Battery

Display

Camera

Middle Cover

AC Adapter Connector

System Board

Processor Heat Sink

Speakers

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.

Summary of Contents for Inspiron 1120

Page 1: ...marks 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 July 2010 Rev A00 Regulatory model P07T series Regulatory type P07T002 Before You Begin Battery Memory Module s Keyboard Hard Drive Palm Rest Power Button Board Wireless Mini Ca...

Page 2: ... cable from the connector on the system board 11 Make note of the cable routing and carefully dislodge the AC adapter connector cable from the routing guides 12 Lift the AC adapter connector off the computer base 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 Home...

Page 3: ...Replace the middle cover see Replacing the Middle Cover 7 Replace the display assembly see Replacing the Display Assembly 8 Replace the palm rest see Replacing the Palm Rest 9 Follow the instructions from step 5 to step 7 in Replacing the Hard Drive 10 Replace the keyboard see Replacing the Keyboard 11 Replace the battery see Replacing the Battery Back to Contents Page 1 AC adapter connector cable...

Page 4: ...udio Board 1 Follow the instructions in Before You Begin 2 Align the connectors on the audio board with the slots on the computer base 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 Only a certified service te...

Page 5: ... Card s 6 Replace the palm rest see Replacing the Palm Rest 7 Follow the instructions from step 5 to step 7 in Replacing the Hard Drive 8 Replace the keyboard see Replacing the Keyboard 9 Replace the battery see Replacing the Battery Back to Contents Page CAUTION Before turning on the computer replace all screws and ensure that no stray screws remain inside the computer Failure to do so may result...

Page 6: ...h your computer For additional safety best practices information see the Regulatory Compliance Homepage at www dell com regulatory_compliance 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 avoid electrostatic discharge ground yourself by using a wrist grounding str...

Page 7: ...lean to prevent the computer cover from being scratched 2 Turn off your computer see Turning Off Your Computer and all attached devices 3 Disconnect all telephone or network cables from the computer 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 ship...

Page 8: ...Disconnect all attached devices from your computer 7 Remove the battery see Removing the Battery 8 Turn the computer top side up open the computer and press the power button to ground the system board Back to Contents Page CAUTION To help prevent damage to the system board remove the main battery see Removing the Battery before working inside the computer ...

Page 9: ...ct brand in the Select Your Product Line list c Select the product model number in the Select Your Product Model list d Click Confirm 5 A list of results appear on the screen Click BIOS 6 Click Download Now to download the latest BIOS file The File Download window appears 7 Click Save to save the file on your desktop The file downloads to your desktop 8 Click Close if the Download Complete window ...

Page 10: ...r on the Bluetooth module with the connector on the system board and press the Bluetooth module until it is fully seated 3 Replace the screw that secures the Bluetooth module to the system board 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 c...

Page 11: ...oard see Replacing the Keyboard 6 Replace the battery see Replacing the Battery Back to Contents Page CAUTION Before turning on the computer replace all screws and ensure that no stray screws remain inside the computer Failure to do so may result in damage to the computer ...

Page 12: ...mera module on the display back cover using the alignment posts 3 Press down on the camera module to secure it to the display back cover 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 Only a certified service ...

Page 13: ... palm rest see Replacing the Palm Rest 8 Follow the instructions from step 5 to step 7 in Replacing the Hard Drive 9 Replace the keyboard see Replacing the Keyboard 10 Replace the battery see Replacing the Battery Back to Contents Page CAUTION Before turning on the computer replace all screws and ensure that no stray screws remain inside the computer Failure to do so may result in damage to the co...

Page 14: ...coin cell battery cable to the connector on the system board 4 Replace the palm rest see Replacing the Palm Rest 5 Follow the instructions from step 5 to step 7 in Replacing the Hard Drive 6 Replace the keyboard see Replacing the Keyboard 7 Replace the battery see Replacing the Battery WARNING Before working inside your computer read the safety information that shipped with your computer For addit...

Page 15: ...Back to Contents Page CAUTION Before turning on the computer replace all screws and ensure that no stray screws remain inside the computer Failure to do so may result in damage to the computer ...

Page 16: ...is not authorized by Dell is not covered by your warranty 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 your computer CAUTION To help prevent damage to the system board remove the main battery see Removing the Battery before working inside the computer CAUTION To prevent interm...

Page 17: ...eplace the palm rest see Replacing the Palm Rest 6 Replace the keyboard see Replacing the Keyboard 7 Replace the battery see Replacing the Battery Back to Contents Page NOTE If a new processor is installed you will receive a new thermal cooling assembly which will include an affixed thermal pad or you will receive a new thermal pad along with documentation to illustrate proper installation NOTE Th...

Page 18: ...iance Homepage at www dell com regulatory_compliance WARNING If you remove the processor heat sink from the computer when the heat sink is hot do not touch the metal housing of the processor heat sink 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 avoid electrostat...

Page 19: ...Back to Contents Page ...

Page 20: ... one on each side that secure the display assembly to the computer base 10 Lift and remove the display assembly off the computer base 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 Only a certified service tec...

Page 21: ...e Keyboard 9 Replace the battery see Replacing the Battery Display Bezel Removing the Display Bezel 1 Follow the instructions in Before You Begin 2 Remove the display assembly see Removing the Display Assembly 3 Remove the two rubber pads covering the screws on the display bezel 4 Remove the two screws that secure the display bezel to the display back cover 5 Using your fingertips carefully pry up...

Page 22: ...splay Panel Removing the Display Panel 1 Follow the instructions 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 Remove the four screws that secure the display panel to the display back cover 5 Disconnect the camera cable from the connector on the camera module 1 rubber pads 2 2 screws 2 3 display bezel...

Page 23: ...ollow the instructions in Before You Begin 2 Connect the display cable to the display cable connector and secure it with the tape 3 Place the display cable on the back of the display panel and secure it with the tape 4 Turn the display panel over and place it on the display back cover 5 Connect the camera cable to the connector on the camera module 6 Replace the four screws that secure the display...

Page 24: ...ver 7 Lift the display panel brackets off the display back cover Replacing the Display Panel Brackets 1 Follow the instructions in Before You Begin 2 Place the display panel brackets on the display back cover 3 Replace the four screws that secure the display panel brackets to the display back cover 4 Adhere the aluminum foil over the display panel bracket screws 5 Replace the display panel see Rep...

Page 25: ...Back to Contents Page CAUTION Before turning on the computer replace all screws and ensure that no stray screws remain inside the computer Failure to do so may result in damage to the computer ...

Page 26: ...ied 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 avoid electrostatic discharge ground yourself by using a wrist grounding strap or by periodically touching an unpainted metal surface such as a connector on your computer CAUTION To prevent data loss turn off your computer see Turning Off ...

Page 27: ...connector on the system board 7 Replace the two screws that secure the hard drive assembly to the computer base 8 Replace the keyboard see Replacing the Keyboard 9 Replace the battery see Replacing the Battery 10 Install the operating system for your computer as needed See Restoring Your Operating System in the Setup Guide 11 Install the drivers and utilities for your computer as needed Back to Co...

Page 28: ...tly pry out the middle cover and remove it from the computer base 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 periodic...

Page 29: ...ce the display assembly see Replacing the Display Assembly 6 Replace the palm rest see Replacing the Palm Rest 7 Follow the instructions from step 5 to step 7 in Replacing the Hard Drive 8 Replace the keyboard see Replacing the Keyboard 9 Replace the battery see Replacing the Battery Back to Contents Page 1 middle cover CAUTION Before turning on the computer replace all screws and ensure that no s...

Page 30: ...module under the latch and align the screw hole on the power button module with the screw hole on the palm rest 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 Only a certified service technician should perform...

Page 31: ... the palm rest see Replacing the Palm Rest 6 Replace the keyboard see Replacing the Keyboard 7 Replace the battery see Replacing the Battery Back to Contents Page CAUTION Before turning on the computer replace all screws and ensure that no stray screws remain inside the computer Failure to do so may result in damage to the computer ...

Page 32: ...ation see the Regulatory Compliance Homepage at www dell com regulatory_compliance 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 avoid electrostatic discharge ground yourself by using a wrist grounding strap or by periodically touching an unpainted metal surface s...

Page 33: ...the connector on the system board and press down on the connector latch to secure the keyboard cable 3 Align the tabs at the bottom of the keyboard with the slots on the palm rest and lower the keyboard into place 4 Gently press around the edges of the keyboard to secure the keyboard under the tabs on the palm rest 5 Close the display and turn the computer over 6 Replace the three screws that secu...

Page 34: ...Back to Contents Page CAUTION Before turning on the computer replace all screws and ensure that no stray screws remain inside the computer Failure to do so may result in damage to the computer ...

Page 35: ... until the memory module pops up 6 Remove the memory module from the memory module connector 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 Only a certified service technician should perform repairs on your co...

Page 36: ...cures the memory module cover to the computer base 6 Replace the battery see Replacing the Battery 7 Connect the AC adapter to your computer and an electrical outlet 8 Turn on the computer As the computer boots it detects the memory module s and automatically updates the system configuration information To confirm the amount of memory installed in the computer click Start Control Panel System and ...

Page 37: ...Back to Contents Page ...

Page 38: ...tion that shipped with your computer For additional safety best practices information see the Regulatory Compliance Homepage at www dell com regulatory_compliance 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 avoid electrostatic discharge ground yourself by using ...

Page 39: ...cing the Palm Rest 8 Follow the instructions from step 5 to step 7 in Replacing the Hard Drive 9 Replace the keyboard see Replacing the Keyboard 10 Replace the battery see Replacing the Battery 11 Install the drivers and utilities for your computer as required 1 antenna cables 2 2 screw 3 Mini Card CAUTION Use firm and even pressure to slide the card into place If you use excessive force you may d...

Page 40: ...Back to Contents Page NOTE If you are installing a wireless Mini Card from a source other than Dell you must install the appropriate drivers and utilities ...

Page 41: ... base 4 Replace the keyboard see Replacing the Keyboard 5 Replace the battery see Replacing the Battery 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 Only a certified service technician should perform repairs...

Page 42: ...Back to Contents Page CAUTION Before turning on the computer replace all screws and ensure that no stray screws remain inside the computer Failure to do so may result in damage to the computer ...

Page 43: ...on board cable from their connectors on the system board 11 Slide a plastic scribe between the computer base and the palm rest and pry out the palm rest off the computer base 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_compli...

Page 44: ...5 to step 7 in Replacing the Hard Drive 6 Replace the keyboard see Replacing the Keyboard 7 Close the display and turn the computer over 8 Replace the four screws that secure the palm rest to the computer base 9 Replace the two rubber caps that cover the palm rest screws on the computer base 10 Replace the battery see Replacing the Battery Back to Contents Page 1 power button board cable connector...

Page 45: ...the screw that secures the power button board to the palm rest 4 Replace the palm rest see Replacing the Palm Rest 5 Follow the instructions from step 5 to step 7 in Replacing the Hard Drive 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 r...

Page 46: ...board 7 Replace the battery see Replacing the Battery Back to Contents Page CAUTION Before turning on the computer replace all screws and ensure that no stray screws remain inside the computer Failure to do so may result in damage to the computer ...

Page 47: ...ition 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 Only a certified service technician should perform repairs on your computer Damage due to servicing that is not authorized by Dell is ...

Page 48: ......

Page 49: ...ystem Board 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 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 y...

Page 50: ...Back to Contents Page ...

Page 51: ...Remove the screw that secures the system board to the computer base 13 Lift the system board up slightly and disconnect the AC adapter connector cable from the system board 14 Lift the system board completely off the computer base WARNING Before working inside your computer read the safety information that shipped with your computer For additional safety best practices information see the Regulato...

Page 52: ...ce the middle cover see Replacing the Middle Cover 9 Replace the display assembly see Replacing the Display Assembly 10 Replace the Mini Card s see Replacing the Mini Card s 11 Replace the palm rest see Replacing the Palm Rest 12 Follow the instructions from step 5 to step 7 in Replacing the Hard Drive 13 Replace the keyboard see Replacing the Keyboard 14 Replace the memory module s see Replacing ...

Page 53: ...b Press F2 during POST to enter the system setup program c Navigate to the Security tab and enter the Service Tag in the Set Service Tag field Back to Contents Page ...

Page 54: ...dows 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 June 2010 Rev A00 Bac...

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