Dell Inspiron 1428, Service Manual

Page 1: ...Dell Inspiron 1428 Service Manual ...

Page 2: ...ved 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 Microsoft and Windows 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 ...

Page 3: ...r 9 Before Working Inside Your Computer 10 2 Battery 13 Removing the Battery 13 Replacing the Battery 14 3 Hinge Cover 15 Removing the Hinge Cover 15 Replacing the Hinge Cover 16 4 Keyboard 17 Removing the Keyboard 17 Replacing the Keyboard 19 5 Hard Drive 21 Removing the Hard Drive 22 ...

Page 4: ...he Memory Module s 29 Replacing the Memory Module s 31 8 Base Cover 33 Removing the Base Cover 33 Replacing the Base Cover 34 9 Wireless Mini Card 35 Removing the Mini Card 35 Replacing the Mini Card 37 10 Processor Fan and Heat Sink Assembly 39 Removing the Processor Fan and Heat Sink Assembly 39 Replacing the Processor Fan and Heat Sink Assembly 41 ...

Page 5: ...Removing the Display Bezel 51 Replacing the Display Bezel 52 Display Panel 53 Removing the Display Panel 53 Replacing the Display Panel 54 Display Panel Bracket 54 Removing the Display Panel Bracket 54 Replacing the Display Panel Bracket 55 Display Panel Cable 56 Removing the Display Panel Cable 56 Replacing the Display Panel Cable 57 13 Inverter Board 59 Removing the Inverter Board 59 Replacing t...

Page 6: ...bly 67 Removing the Palm Rest Assembly 67 Replacing the Palm Rest Assembly 70 16 System Board 73 Removing the System Board 73 Replacing the System Board 76 Entering the Service Tag in the BIOS 77 17 Coin Cell Battery 79 Removing the Coin Cell Battery 79 Replacing the Coin Cell Battery 80 18 Flashing the BIOS 81 ...

Page 7: ...Contents 7 ...

Page 8: ...8 Contents ...

Page 9: ...uire the following tools Small flat blade screwdriver Phillips screwdriver Plastic scribe BIOS executable update program available at support dell com Turning Off Your Computer CAUTION To avoid losing data save and close all open files and exit all open programs before you turn off your computer 1 Save and close all open files and exit all open programs 2 In Microsoft Windows 7 click Start click t...

Page 10: ...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 cab...

Page 11: ...AUTION To help prevent damage to the system board remove the main battery see Removing the Battery on page 13 before working inside the computer 7 Remove the battery see Removing the Battery on page 13 8 Turn the computer top side up open the display and press the power button to ground the system board ...

Page 12: ...12 Before You Begin ...

Page 13: ...urface such as a connector on your computer CAUTION To help prevent damage to the system board you must remove the battery from the battery bay before you begin working inside the computer CAUTION To avoid damage to the computer use only the battery designed for this particular Dell computer Do not use batteries designed for other Dell computers Removing the Battery 1 Follow the procedures in Befo...

Page 14: ...1 Follow the procedures in Before You Begin on page 9 2 Slide the battery into the battery bay until it clicks into place 3 Slide the battery lock latch to the lock position 1 battery release latch 2 battery 3 battery lock latch 2 3 1 ...

Page 15: ... CAUTION To help prevent damage to the system board remove the main battery see Removing the Battery on page 13 before working inside the computer CAUTION The hinge cover is fragile and can be damaged if extreme force is used Be careful when removing the hinge cover Removing the Hinge Cover 1 Follow the procedures in Before You Begin on page 9 2 Remove the battery see Removing the Battery on page ...

Page 16: ... the Hinge Cover 1 Follow the procedures in Before You Begin on page 9 2 Align the tabs on the hinge cover with the slots on the palm rest and snap the cover in place 3 Replace the battery see Replacing the Battery on page 14 1 hinge cover 1 ...

Page 17: ... connector on your 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 on page 13 before working inside the computer Removing the Keyboard 1 Follow the procedures in Before...

Page 18: ...the keyboard CAUTION Be extremely careful when removing and handling the keyboard Failure to do so could result in scratching the display panel 5 Carefully lift the keyboard and slide the keyboard tabs out of the slots on the computer Turn the keyboard over as indicated in the following illustration 1 screws 2 2 keyboard 3 keyboard tabs 4 1 2 3 ...

Page 19: ...the connector on the system board and press down on the keyboard cable connector latch to secure the keyboard cable 3 Align the six tabs on the keyboard with the slots on the palm rest 4 Place the keyboard on the palm rest 5 Replace the two screws that secure the keyboard to the palm rest 6 Replace the hinge cover see Replacing the Hinge Cover on page 16 7 Replace the battery see Replacing the Bat...

Page 20: ...20 Keyboard ...

Page 21: ...ove the hard drive while the computer is On or in Sleep state CAUTION Hard drives are extremely fragile Exercise care when handling the hard drive 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 o...

Page 22: ...over to the computer base 4 Pry out the hard drive cover using your finger 5 Remove the two screws that secure the hard drive assembly to the computer base 6 Pull the pull tab on the hard drive assembly towards the right to disconnect the hard drive assembly from the system board connector 7 Lift the hard drive assembly out of the computer base 1 screws 2 2 hard drive cover 3 hard drive tabs 2 1 2...

Page 23: ...Hard Drive 23 8 Remove the four screws that secure the hard drive to the hard drive cage 1 pull tab 2 hard drive assembly 3 screws 2 1 screws 4 2 hard drive cage 3 2 1 1 2 ...

Page 24: ...ter base 6 Slide and connect the hard drive assembly to the system board connector 7 Replace the two screws that secure the hard drive assembly to the computer base 8 Align the tabs on the hard drive cover with the slots on the computer base and snap the hard drive cover into place 9 Replace the two screws that secure the hard drive cover to the computer base CAUTION Before turning on the computer...

Page 25: ...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 on page 13 before working inside the computer Removing the Optical Drive 1 Follow the procedures in Before You Begin on page 9 2 Remove the ba...

Page 26: ...Before You Begin on page 9 2 Slide the optical drive into the optical drive bay until it is fully seated 3 Replace the screw that secures the optical drive to the computer base 4 Replace the battery see Replacing the Battery on page 14 1 optical drive 2 screw 3 notch 3 2 1 ...

Page 27: ...Optical Drive 27 ...

Page 28: ...28 Optical Drive ...

Page 29: ... the computer You can increase your computer memory by installing memory modules on the system board See Basic Specifications in your Setup Guide or the Comprehensive Specifications at support dell com manuals for information on the type of memory supported by your computer NOTE Memory modules purchased from Dell are covered under your computer warranty Your computer has two user accessible SODIMM...

Page 30: ...amage to the memory module connector do not use tools to spread the memory module securing clips 5 Use your fingertips to carefully spread apart the securing clips on each end of the memory module connector until the memory module pops up 1 screw 2 memory module cover 3 memory module cover tabs 2 1 2 3 ...

Page 31: ... module with the tab in the memory module connector 3 Slide the memory module firmly into the slot at a 45 degree angle and press the memory module down until it clicks into place If you do not hear the click remove the memory module and reinstall it NOTE If the memory module is not installed properly the computer may not boot 1 memory module connector 2 memory module 3 securing clips 2 1 2 3 ...

Page 32: ...module cover in position 5 Replace the screw that secures the memory module cover to the computer base 6 Replace the battery see Replacing the Battery on page 14 7 Turn on the computer As the computer boots it detects the additional memory and automatically updates the system configuration information To confirm the amount of memory installed in the computer click Start Control Panel System and Se...

Page 33: ...ainted metal surface such as a connector on your 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 on page 13 before working inside the computer Removing the Base Cover 1...

Page 34: ...es in Before You Begin on page 9 2 Align the tabs on the base cover with the slots on the computer base and snap the base cover into place 3 Replace the three screws that secure the base cover to the computer base 4 Replace the battery see Replacing the Battery on page 14 1 screws 3 2 base cover 3 base cover tabs 2 1 2 3 ...

Page 35: ...elp prevent damage to the system board remove the main battery see Removing the Battery on page 13 before working inside the computer NOTE Dell does not guarantee compatibility or provide support for Mini Cards from sources other than Dell If you ordered a wireless Mini Card with your computer the card is already installed Your computer supports one Mini Card slot one Half Mini Card slot for WLAN ...

Page 36: ...ector CAUTION When the Mini Card is not in the computer store it in protective antistatic packaging For more information see Protecting Against Electrostatic Discharge in the safety information that shipped with your computer 1 screws 2 2 Mini Card 3 antenna cables 2 1 2 3 ...

Page 37: ...may damage the connector 3 Insert the Mini Card connector at a 45 degree angle into the system board connector 4 Press the other end of the Mini Card down into the slot on the system board 5 Replace the two screws that secure the Mini Card to the system board 6 Connect the appropriate antenna cables to the Mini Card you are installing The following table provides the antenna cable color scheme for...

Page 38: ...ult in damage to the computer 9 Install the drivers and utilities for your computer as required For more information see the Dell Technology Guide NOTE If you are installing a communication card from a source other than Dell you must install the appropriate drivers and utilities For more generic driver information see the Dell Technology Guide Connectors on the Mini Card Antenna Cable Color Scheme...

Page 39: ...riodically touching an unpainted metal surface such as a connector on your 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 on page 13 before working inside the computer...

Page 40: ...essor fan along with the cable off the computer 7 In sequential order indicated on the processor heat sink remove the four spring screws that secure the processor heat sink to the system board 1 processor fan cable connector 2 screws 3 3 processor fan 2 1 3 ...

Page 41: ...sor module and heat sink are reinstalled together If either the processor module or heat sink is replaced use the thermal pad provided in the kit to ensure that thermal conductivity is achieved 1 Follow the procedures in Before You Begin on page 9 2 Place the processor heat sink on the system board 3 Align the screw holes on the processor heat sink with the screw holes on the system board and repl...

Page 42: ...he three screws that secure the processor fan to the system board 6 Connect the processor fan cable to the system board connector 7 Replace the base cover see Replacing the Base Cover on page 34 8 Replace the battery see Replacing the Battery on page 14 ...

Page 43: ... main battery see Removing the Battery on page 13 before working inside the computer CAUTION To avoid damage to the processor module hold the screwdriver such that it is perpendicular to the processor module when turning the cam screw Removing the Processor Module 1 Follow the procedures in Before You Begin on page 9 2 Remove the base cover see Removing the Base Cover on page 33 3 Remove the proce...

Page 44: ...he processor module 5 Lift the processor module from the ZIF socket Replacing the Processor Module NOTE If a new processor module 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 1 Follow the procedures in Before You Begin on page 9 2 Align the pin ...

Page 45: ... hold the screwdriver perpendicular to the processor module when turning the cam screw 3 Tighten the ZIF socket by turning the cam screw clockwise to secure the processor module to the system board 4 Replace the processor fan and heat sink assembly see Replacing the Processor Fan and Heat Sink Assembly on page 41 5 Replace the base cover see Replacing the Base Cover on page 34 6 Replace the batter...

Page 46: ...46 Processor Module ...

Page 47: ...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 on page 13 before working inside the computer Display Assembly Removing the Display Assembly 1 Follow the procedures in Before You Begin on page 9 2 Remove the battery see Removing the Battery on page 13 3 Remove ...

Page 48: ... note of the Mini Card antenna cable routing and carefully dislodge the antenna cables from the cable routing slot on the computer Pull the cables away so that they are clear of the palm rest 10 Disconnect the display cable inverter board cable camera cable and microphone cables from the respective system board connectors 11 Remove the cables from their routing guides ...

Page 49: ...ove the two screws that secure the display assembly to the computer base 1 Mini Card cable routing slot 2 display cable connector 3 inverter board cable 4 camera cable connector 5 speaker cable connectors L R 4 2 3 5 1 ...

Page 50: ... assembly in position and replace the two screws that secure the display assembly to the computer base 3 Route all the cables through the routing guides 4 Connect the display cable inverter board cable and the camera cable to their respective system board connectors 5 Connect the microphone cables to their respective connectors 1 display assembly 2 screws 2 2 1 ...

Page 51: ...the Mini Card on page 37 11 Replace the base cover see Replacing the Base Cover on page 34 12 Replace the battery see Replacing the Battery on page 14 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 Display Bezel Removing the Display Bezel CAUTION The display bezel is extremel...

Page 52: ...ow the procedures in Before You Begin on page 9 2 Realign the display bezel over the display panel and gently snap into place 3 Replace the four screws that secure the display bezel to the display cover 4 Replace the four rubber pads to cover the screws that secure the display bezel to the display cover 5 Replace the display assembly see Replacing the Display Assembly on page 50 1 rubber pads 4 2 ...

Page 53: ...es in Before You Begin on page 9 2 Remove the display assembly see Removing the Display Assembly on page 47 3 Remove the display bezel see Removing the Display Bezel on page 51 4 Remove the inverter board see Removing the Inverter Board on page 59 5 Remove the two screws that secure the display panel and one screw that secures the display cable to the display cover 6 Lift the display panel off the...

Page 54: ...splay assembly see Replacing the Display Assembly on page 50 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 Display Panel Bracket Removing the Display Panel Bracket 1 Follow the procedures in Before You Begin on page 9 2 Remove the display assembly see Removing the Display As...

Page 55: ...lace the display panel brackets 3 Replace the eight screws four on each side that secure the display panel brackets to the display panel 4 Replace the display panel see Replacing the Display Panel on page 54 5 Replace the inverter board see Replacing the Inverter Board on page 60 6 Replace the display bezel see Replacing the Display Bezel on page 52 7 Replace the display assembly see Replacing the...

Page 56: ... Removing the Display Bezel on page 51 4 Remove the inverter board see Removing the Inverter Board on page 59 5 Remove the display panel see Removing the Display Panel on page 53 6 Turn the display panel over and place it on a clean surface 7 Pull the pull tab as shown in the illustration to disconnect the display panel cable from the connector on the display panel 1 display panel cable 2 display ...

Page 57: ...he Display Panel on page 54 4 Replace the display bezel see Replacing the Display Bezel on page 52 5 Replace the inverter board see Replacing the Inverter Board on page 60 6 Replace the display assembly Replacing the Display Assembly on page 50 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 ...

Page 58: ...58 Display ...

Page 59: ...y 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 on page 13 before working inside the computer Removing the Inverter Board 1 Follow the procedures in Before You Begin on page 9 2 Remove the...

Page 60: ...he inverter board cables to the connectors on the inverter board 3 Turn the inverter board over and place it on the display cover 4 Replace the screw that secures the inverter board to the display cover 5 Replace the display bezel see Replacing the Display Bezel on page 52 6 Replace the display assembly see Replacing the Display Assembly on page 50 7 Replace the battery see Replacing the Battery o...

Page 61: ...Inverter Board 61 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 62: ...62 Inverter Board ...

Page 63: ... prevent damage to the system board remove the main battery see Removing the Battery on page 13 before working inside the computer Removing the Camera Module 1 Follow the procedures in Before You Begin on page 9 2 Remove the battery see Removing the Battery on page 13 3 Remove the hinge cover see Removing the Hinge Cover on page 15 4 Remove the keyboard see Removing the Keyboard on page 17 5 Remov...

Page 64: ...the connector on the camera module 3 Turn the camera module over and slide the notch on the camera module into the slot on the display cover 4 Replace the two screws that secure the camera module to the display cover 5 Replace the display panel see Replacing the Display Panel on page 54 6 Replace the inverter board see Replacing the Inverter Board on page 60 7 Replace the display bezel see Replaci...

Page 65: ...ssembly see Replacing the Display Assembly on page 50 9 Replace the keyboard see Replacing the Keyboard on page 19 10 Replace the hinge cover see Replacing the Hinge Cover on page 16 11 Replace the battery see Replacing the Battery on page 14 ...

Page 66: ...66 Camera Module ...

Page 67: ...vicing 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 on page 13 before working inside the computer Removing the Palm Rest Assembly 1 Follow the procedures in Before You Begin on page 9 2 Remove the battery see Removing the Battery on page 13 3 Remove the base cover see Removing the ...

Page 68: ...68 Palm Rest Assembly 8 Turn the computer top side up and disconnect the touch pad cable speaker cable and power board cable from their connectors on the system board ...

Page 69: ...omputer base to avoid damage to the palm rest 9 Using your fingers carefully lift the palm rest assembly along the rear edge and then ease the palm rest assembly from the computer base 1 power board cable connector 2 touch pad cable connector 3 speaker cable connector 1 2 3 ...

Page 70: ...place the fourteen screws on the computer base 4 Turn the computer top side up 5 Connect the touch pad cable speaker cable and power board cable to their respective connectors on the system board 6 Replace the display assembly see Replacing the Display Assembly on page 50 7 Replace the keyboard see Replacing the Keyboard on page 19 8 Replace the hinge cover see Replacing the Hinge Cover on page 16...

Page 71: ...Palm Rest Assembly 71 10 Replace the battery see Replacing the Battery on page 14 ...

Page 72: ...72 Palm Rest Assembly ...

Page 73: ...oving the Battery on page 13 before working inside the computer CAUTION Handle components and cards by their edges and avoid touching pins and contacts The system board s BIOS chip contains the Service Tag which is also visible on a barcode label on the bottom of the computer The replacement kit for the system board includes a CD that provides a utility for transferring the Service Tag to the repl...

Page 74: ...t the AC adapter connector cable from the connector on the system board 13 Remove the processor fan and heat sink assembly see Removing the Processor Fan and Heat Sink Assembly on page 39 14 Remove the processor module see Removing the Processor Module on page 43 15 Turn the computer over and disconnect the I O board cable and audio board cable from their respective system board connectors 16 Remo...

Page 75: ...angle toward the side of the computer and out of the computer base 18 Turn the system board over 19 Remove the coin cell battery see Removing the Coin Cell Battery on page 79 1 screws 2 2 I O board cable connector 3 audio board cable connector 1 2 3 ...

Page 76: ...the system board on the computer base NOTE Ensure that all the connectors on the system board are seated properly in their respective slots 5 Replace the two screws that secure the system board to the computer base 6 Connect the I O board cable and the audio board cable to their respective connectors on the system board 7 Turn the computer over and connect the AC adapter connector cable to the sys...

Page 77: ...over see Replacing the Hinge Cover on page 16 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 18 Replace base cover see Replacing the Base Cover on page 34 19 Replace the battery see Replacing the Battery on page 14 20 Turn on the computer NOTE After you have replaced the syst...

Page 78: ...78 System Board ...

Page 79: ...tal surface such as a connector on your 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 on page 13 before working inside the computer Removing the Coin Cell Battery 1 F...

Page 80: ...e coin cell battery into the slot and gently press until it snaps into place 4 Turn the system board over 5 Replace the system board see Replacing the System Board on page 76 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 1 plastic scribe 2 coin cell battery 1 2 ...

Page 81: ...ly list b Select the product brand in the Select Your Product Line list c Select the product model number in the Select Your Product Model list NOTE If you have selected a different model and want to start over again click Start Over on the top right of the menu 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 Downlo...

Page 82: ...82 Flashing the BIOS ...