Page 2 - Module Cover; Replacing the Module Cover
Back to Contents Page Module Cover Dell™ Vostro™ A840/A860 Service Manual Removing the Module Cover Replacing the Module Cover Removing the Module Cover 1. Follow the procedures in "Before You Begin" on page 9 . 2. Turn the computer over. 3. Remove the two screws from the ...
Page 3 - Battery Latch Assembly; Removing the Battery Latch Assembly; Replacing the Battery Latch Assembly
Back to Contents Page Battery Latch Assembly Dell™ Vostro™ A840/A860 Service Manual Removing the Battery Latch Assembly Replacing the Battery Latch Assembly Removing the Battery Latch Assembly 1. Follow the instructions in "Before You Begin" on page 9 . 1. Remove the system ...
Page 5 - Before You Begin; Recommended Tools; Before Working Inside Your Computer
Back to Contents Page Before You Begin Dell™ Vostro™ A840/A860 Service Manual Recommended Tools Turning Off Your Computer Before Working Inside Your Computer This section provides procedures for removing and installing the components in your computer. Unless otherwise noted, each procedu...
Page 7 - Flashing the BIOS; Flashing the BIOS From a CD
Back to Contents Page Flashing the BIOS Dell™ Vostro™ A840/A860 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 ...
Page 8 - Removing the Bluetooth
Back to Contents Page Internal Card With Bluetooth ® Wireless Technology Dell™ Vostro™ A840/A860 Service Manual Removing the Bluetooth ® Card Replacing the Bluetooth ® Card Removing the Bluetooth ® Card 1. Follow the instructions in "Before You Begin" on page 9 . 2. Remov...
Page 9 - Removing the Coin-Cell Battery; Replacing the Coin-Cell Battery
Back to Contents Page Coin-Cell Battery Dell™ Vostro™ A840/A860 Service Manual Removing the Coin-Cell Battery Replacing the Coin-Cell Battery Removing the Coin-Cell Battery 1. Follow the instructions in "Before You Begin" on page 9 . 2. Remove the system board (see Removing ...
Page 10 - Processor; Removing the Processor; Replacing the Processor
Back to Contents Page Processor Dell™ Vostro™ A840/A860 Service Manual Removing the Processor Replacing the Processor Removing the Processor 1. Follow the instructions in "Before You Begin" on page 9 . 2. Remove the heat sink (see Processor Heat Sink ). 3. To loosen the ZI...
Page 12 - Removing the Processor Heat Sink; Replacing the Processor Heat Sink
Back to Contents Page Processor Heat Sink Dell™ Vostro™ A840/A860 Service Manual Removing the Processor Heat Sink Replacing the Processor Heat Sink Removing the Processor Heat Sink 1. Follow the instructions in "Before You Begin" on page 9 . 2. Remove the system board (see R...
Page 13 - Display; Display Assembly; Removing the Display Assembly
Back to Contents Page Display Dell™ Vostro™ A840/A860 Service Manual Display Assembly Display Bezel Display Panel Display Panel Cable Display Inverter Display Assembly Removing the Display Assembly 1. Follow the instructions in "Before Working Inside Your Computer" ...
Page 14 - Replacing the Display Assembly
9. Remove the two screws from either side of the display hinges. 10. Lift and remove the display assembly. Replacing the Display Assembly 1. Place the display assembly in place and replace the two screws on each side of the display hinges. 2. Re-route and connect the display cable to the...
Page 15 - Display Bezel; Removing the Display Bezel; Replacing the Display Bezel; Display Panel; Removing the Display Panel
Display Bezel Removing the Display Bezel 1. Remove the display assembly (see Display ). 2. Remove the four rubber bumpers from the top and mylar tapes from the bottom of the display bezel. 3. Remove the six screws on the display bezel. 4. Using your fingertips, carefully pry up the insid...
Page 16 - Replacing the Display Panel
1. Remove the display assembly (see Display ). 2. Remove the display bezel (see Removing the Display Bezel ). 3. Remove the six screws securing the display panel assembly to the display cover. 4. Disconnect the cables from the connectors on each end of the inverter board. 5. Remove the dis...
Page 17 - Display Panel Cable; Removing the Display Panel Cable; Display Inverter
3. Align the display panel with the display cover and replace the six screws. 4. Connect the display cables to the ends of the inverter board. 5. Route the cables back through their routing channels. 6. Replace the display bezel (see Replacing the Display Bezel ). 7. Replace the display as...
Page 18 - Removing the Display Inverter; Replacing the Display Inverter
Removing the Display Inverter 1. Remove the display assembly (see Display ). 2. Remove the display bezel (see Removing the Display Bezel ). 3. Disconnect the cables from the connectors on either side of the inverter board. 4. Lift out the inverter board from the securing plastic tabs. Repl...
Page 19 - System Fan; Removing the System Fan
Back to Contents Page System Fan Dell™ Vostro™ A840/A860 Service Manual Removing the System Fan Replacing the System Fan Removing the System Fan 1. Follow the instructions in "Before You Begin" on page 9 . 2. Remove the palm rest(see Removing the Palm Rest ). 3. Disconnect...
Page 20 - Hard Drive; Removing the Hard Drive
Back to Contents Page Hard Drive Dell™ Vostro™ A840/A860 Service Manual Removing the Hard Drive Replacing the Hard Drive Removing the Hard Drive 1. Follow the procedures in "Before You Begin" on page 9 . 2. Remove the system board (see Removing the System Board ) 3. Remo...
Page 21 - Replacing the Hard Drive
Replacing the Hard Drive 1. Remove the new drive from its packaging. 2. Place the hard drive in the hard drive cage and press it down until it snaps into place. 3. Push down the hard drive assembly in place by aligning the hard drive connector with the system board connector. 4. Replace th...
Page 22 - Center Control Cover; Removing the Center Control Cover; Replacing the Center Control Cover
Back to Contents Page Center Control Cover Dell™ Vostro™ A840/A860 Service Manual Removing the Center Control Cover Replacing the Center Control Cover Removing the Center Control Cover 1. Follow the procedures in "Before You Begin" on page 9 . 2. Turn the computer over and r...
Page 24 - Removing the Keyboard; Replacing the Keyboard
Back to Contents Page Keyboard Dell™ Vostro™ A840/A860 Service Manual Removing the Keyboard Replacing the Keyboard Removing the Keyboard 1. Follow the procedures in "Before You Begin" on page 9 . 2. Remove the center control cover (see Center Control Cover ). 3. Remove the...
Page 26 - Memory Module
Back to Contents Page Memory Module Dell™ Vostro™ A840/A860 Service Manual Removing the Memory Module(s) Replacing the Memory Module(s) You can increase your computer memory by installing memory modules on the system board. See "Specifications" in your Setup Guide for information ...
Page 28 - Removing the WLAN Card
Back to Contents Page Mini-Cards Dell™ Vostro™ A840/A860 Service Manual Removing the WLAN Card Replacing the WLAN Card Your computer supports one Mini-Card for WLAN. Removing the WLAN Card 1. Follow the procedures in "Before You Begin" on page 9 . 2. Remove the module cover ...
Page 29 - Replacing the WLAN Card
Replacing the WLAN Card 1. Follow the procedures in "Before You Begin" on page 9 . 2. Remove the new Mini-Card from its packaging. 3. Insert the WLAN card connector at a 45-degree angle into the slot and press the other end of the WLAN card down. 4. Replace the two screws on the WL...
Page 30 - Optical Drive; Removing the Optical Drive; Replacing the Optical Drive
Back to Contents Page Optical Drive Dell™ Vostro™ A840/A860 Service Manual Removing the Optical Drive Replacing the Optical Drive Removing the Optical Drive 1. Follow the procedures in "Before You Begin" on page 9 . 2. Remove the screw that secures the optical drive to the c...
Page 31 - Palm Rest; Removing the Palm Rest
Back to Contents Page Palm Rest Dell™ Vostro™ A840/A860 Service Manual Removing the Palm Rest Replacing the Palm Rest Removing the Palm Rest 1. Follow the instructions in "Before You Begin" on page 9 . 2. Remove any cards from the 3-in-1 media card slot. 3. Remove the cent...
Page 32 - Replacing the Palm Rest
Replacing the Palm Rest 1. Align the palm rest with the computer base and gently snap it into place. 2. Reconnect the power/keyboard device status light, touch pad, and display hinge cables to the respective system board connectors. 3. Replace the two screws on the top of the palm rest. 4....
Page 33 - Speaker; Removing the Speaker; Replacing the Speaker
Back to Contents Page Speaker Dell™ Vostro™ A840/A860 Service Manual Removing the Speaker Replacing the Speaker Removing the Speaker 1. Follow the instructions in "Before You Begin" on page 9 . 2. Remove the palm rest (see Palm Rest ). 3. Remove the screws that secure the ...
Page 34 - System Board; Removing the System Board
Back to Contents Page System Board Dell™ Vostro™ A840/A860 Service Manual Removing the System Board Replacing the System Board Removing the System Board 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 rep...