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Center Control Cover

Dell™ Vostro™ A840/A860 Service Manual

Removing the Center Control Cover

Replacing the Center Control Cover

Removing the Center Control Cover

Follow the procedures in

Before You Begin

Turn the computer over and remove the screws that secure the hinge cover to the battery bay. For the Vostro™ A840, there are four screws. For the
Vostro™ A860, there are eight screws.

Turn the computer over and open the display as far as possible.

Pry out the center control cover from left to right.

Remove the center control cover.

CAUTION:

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.

NOTICE:

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).

NOTICE:

To help prevent damage to the system board, you must remove the battery from the battery bay before you begin working inside the

computer.

NOTICE:

Be extremely careful when removing the center control cover. The cable connector is very fragile.

center control cover

Содержание PowerEdge 860

Страница 1: ...ll 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 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 ...

Страница 2: ... two screws on the module cover 3 Slide the battery into the battery bay until it clicks into place Back to Contents Page CAUTION 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 NOTICE To avoid electrostatic discharge ground y...

Страница 3: ...he system board see Replacing the System Board 4 Slide the battery into the battery bay until it clicks in place CAUTION 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 NOTICE To avoid electrostatic discharge ground yourself b...

Страница 4: ...Back to Contents Page ...

Страница 5: ...ace is flat and clean to prevent the computer cover from being scratched 2 Turn off your computer see Turning Off Your Computer NOTICE To avoid losing data save and close all open files and exit all open programs before you turn off your computer CAUTION Before working inside your computer read the safety information that shipped with your computer For additional safety best practices information ...

Страница 6: ...d it c Remove the battery from the battery bay 7 Press the power button to ground the system board Back to Contents Page NOTICE To disconnect a network cable first unplug the cable from your computer and then unplug the cable from the network device NOTICE To avoid damaging the system board you must remove the main battery before you service the computer NOTICE To avoid damage to the computer use ...

Страница 7: ...s 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 Download Now to download the file 5 If the Export Compliance Dis...

Страница 8: ...omputer base 2 Replace the bluetooth cable connector to the system board 3 Follow the instructions in Replacing the Palm Rest 4 Slide the battery into the battery bay until it clicks in place Back to Contents Page CAUTION Before working inside your computer read the safety information that shipped with your computer For additional safety best practices information see the Regulatory Compliance Hom...

Страница 9: ...ector 3 Follow the instructions in Replacing the System Board 4 Slide the main battery into the battery bay until it clicks into place Back to Contents Page CAUTION 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 NOTICE To avo...

Страница 10: ... www dell com regulatory_compliance NOTICE 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 NOTICE To prevent intermittent contact between the ZIF socket cam screw and the processor when removing or replacing the processor press to apply slight pressure to the cen...

Страница 11: ...rocessor heat sink that covers the processor 4 Follow the instructions in Replacing the Processor Heat Sink 5 Update the BIOS using a flash BIOS update program CD see Flashing the BIOS Back to Contents Page NOTICE Ensure that the cam lock is in the fully open position before seating the processor Seating the processor properly in the ZIF socket does not require force NOTICE A processor that is not...

Страница 12: ... captive screws 4 Follow the instructions in Replacing the System Board Back to Contents Page CAUTION 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 NOTICE To avoid electrostatic discharge ground yourself by using a wrist gro...

Страница 13: ...ystem board connector 8 Make note of the cable routing and carefully dislodge the WLAN antenna cables and the rest of the cables from their routing guides Pull the cables away so that they are clear of the palm rest CAUTION Before working inside your computer read the safety information that shipped with your computer For additional safety best practices information see the Regulatory Compliance H...

Страница 14: ...ews at the back of the computer 6 Turn the computer over and carefully route the WLAN card antenna cables through their routing guides and connect them to the WLAN card 7 Reconnect the WLAN card if applicable see Replacing the WLAN Card 8 Replace the memory modules see Replacing the Memory Module s 9 Slide the battery into the battery bay until it clicks in place 1 display cable 2 antenna cables 1...

Страница 15: ...display bezel over the display panel and gently snap into place 2 Replace and tighten the six screws 3 Replace the display assembly see Replacing the Display Assembly Display Panel NOTICE The display bezel is extremely fragile Be careful when removing it to prevent damaging the bezel 1 rubber bumper 4 2 screw 6 3 display bezel 4 display panel CAUTION Before working inside your computer read the sa...

Страница 16: ...he display panel brackets to the display panel Replacing the Display Panel 1 Align the display panel brackets with the display panel NOTE Make a note of the routing of the cables behind the display panel 1 display panel 2 screw 6 3 display inverter 4 display cover 1 display panel bracket 1 left 1 right 2 display bracket screw 8 total 4 on each side CAUTION Before working inside your computer read ...

Страница 17: ...n the display board 5 Disconnect the flex cable from the display board Replacing the Display Panel Cable 1 Connect the flex cable to the connector on the inverter board 2 Connect the flex cable to the connector on the back of the display panel and adhere the tape back into position 3 Replace the display panel see Replacing the Display Panel 4 Replace the display bezel see Replacing the Display Bez...

Страница 18: ... the inverter board with the tabs on the display cover and snap it into position 2 Connect the cables on either side of the inverter board 3 Replace the display bezel see Replacing the Display Bezel 4 Replace the display assembly see Display Back to Contents Page 1 inverter board 2 connector 2 CAUTION Before working inside your computer read the safety information that shipped with your computer F...

Страница 19: ...Follow the instructions in Replacing the Palm Rest Back to Contents Page CAUTION 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 NOTICE To avoid electrostatic discharge ground yourself by using a wrist grounding strap or by pe...

Страница 20: ...al safety best practices information see the Regulatory Compliance Homepage at www dell com regulatory_compliance CAUTION If you remove the hard drive from the computer when the drive is hot do not touch the metal housing of the hard drive NOTICE To prevent data loss turn off your computer see Turning Off Your Computer before removing the hard drive Do not remove the hard drive while the computer ...

Страница 21: ...ng System in your Setup Guide 8 Install the drivers and utilities for your computer as needed see Reinstalling Drivers and Utilities in your Setup Guide Back to Contents Page 1 hard drive cage 2 hard drive NOTICE When the hard drive is not in the computer store it in a protective antistatic package see Protecting Against Electrostatic Discharge in the safety instructions shipped with your computer...

Страница 22: ... 5 Remove the center control cover CAUTION 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 NOTICE To avoid electrostatic discharge ground yourself by using a wrist grounding strap or by periodically touching an unpainted metal...

Страница 23: ...lace 2 Turn the computer over and replace the screws that secure the hinge cover to the battery bay For the Vostro A840 there are four screws For the Vostro A860 there are eight screws 3 Slide the battery into the battery bay until it clicks in place Back to Contents Page ...

Страница 24: ...puter For additional safety best practices information see the Regulatory Compliance Homepage at www dell com regulatory_compliance NOTICE 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 NOTICE To help prevent damage to the system board you must remove the batter...

Страница 25: ... keyboard and slide them under the palm rest 3 Replace the two screws at the top of the keyboard 4 Replace the center control cover see Center Control Cover 5 Slide the battery into the battery bay until it clicks into place Back to Contents Page ...

Страница 26: ...ks into place If the module does not click into place remove the module and reinstall it CAUTION 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 NOTICE To avoid electrostatic discharge ground yourself by using a wrist groundin...

Страница 27: ...t 5 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 Help and Support Dell System Information Back to Contents Page NOTE If the memory module is not installed properly the computer may not boot 1 tab 2 notch ...

Страница 28: ...ring screws from the card 5 Lift the WLAN card out of its system board connector CAUTION 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 NOTICE To help prevent damage to the system board you must remove the battery from the ba...

Страница 29: ...ective mylar sleeve 7 Replace the module cover see Replacing the Module Cover and tighten the two securing screws 8 Slide the battery into the battery bay until it clicks in place 9 Install the drivers and utilities for your computer as required For more information see the Dell Technology Guide Back to Contents Page NOTICE The connectors are keyed to ensure correct insertion If you feel resistanc...

Страница 30: ...ery into the battery bay until it clicks in place Back to Contents Page CAUTION 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 NOTICE To avoid electrostatic discharge ground yourself by using a wrist grounding strap or by per...

Страница 31: ...rom the computer base 11 Turn the computer over and remove the two screws from the top of the palmrest 12 Disconnect the power keyboard device status light touch pad and display hinge connectors from the system board 13 Starting at the top of the palm rest use your fingers to separate the palm rest from the computer base by lifting the inside of the palm rest while pulling in on the outside CAUTIO...

Страница 32: ...nd replace the 13 screws in the computer base 5 Replace the display assembly see Replacing the Display Assembly 6 Replace the memory modules see Replacing the Memory Module s 7 Replace the card in the 3 in 1 card slot 8 Replace the WLAN card see Replacing the WLAN Card 9 Replace the hard drive see Replacing the Hard Drive 10 Slide the battery into the battery bay until it clicks in place Back to C...

Страница 33: ... screws that secure the speakers to the computer base 3 Follow the instructions in Replacing the Palm Rest 4 Slide the battery into the battery bay until it clicks in place Back to Contents Page CAUTION 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...

Страница 34: ...ly see Display 7 Remove the keyboard see Removing the Keyboard 8 Remove the palm rest see Palm Rest 9 Remove the 3 in 1 media card reader 10 Disconnect the system fan speaker RJ 11 and DC In cables from the system board connectors 11 Remove the system fan see Removing the System Fan 12 Remove the mylar tapes and then remove the four screws from the back of the computer securing the hard disk 13 Re...

Страница 35: ...n Back to Contents Page 1 system board screw 2 2 DC In connector 3 speaker connector 4 RJ 11 connector CAUTION 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 NOTICE Before turning on the computer replace all screws and ensure...

Страница 36: ... Vista start button 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 September 2009 Rev A01 Back to...

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