Difficulty
Moderate
Steps
39
Time Required
40 minutes - 2 hours
Sections
8
- Battery
- 2 steps
- Keyboard
- 6 steps
- Memory Door
- 2 steps
- Optical Drive
- 4 steps
- Palm Rest
- 12 steps
- Hinge Cover
- 3 steps
- Display Assembly
- 7 steps
- VGA Board
- 3 steps
Flags
1
Member-Contributed Guide
An awesome member of our community made this guide. It is not managed by iFixit staff.
BackDell Vostro 3450
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Introduction
What you need
Step 1
Unlocking the Battery
- Slide the left and the right battery release latches to the unlock position.
Slide the left and the right battery release latches to the unlock position.
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Step 2
Removing the Battery
- Slide the battery and remove it from the computer.
Slide the battery and remove it from the computer.
Step 3
Prying the Keyboard
- Press the keyboard down. Pry the keyboard with the use of a flat-head screwdriver towards the display to reveal the first keyboard retainer.
Press the keyboard down. Pry the keyboard with the use of a flat-head screwdriver towards the display to reveal the first keyboard retainer.
Step 4
Prying the Keyboard retainer
- Pry up the second keyboard retainer.
Pry up the second keyboard retainer.
Step 5
Pry up the Keyboard Retainer
- Pry up the third keyboard retainer.
Pry up the third keyboard retainer.
Step 6
Prying the Retainer
- Pry up the fourth keyboard retainer.
Pry up the fourth keyboard retainer.
Step 7
Pull up the Keyboard
- Pull up the keyboard from the palm rest.
Pull up the keyboard from the palm rest.
Step 8
Release the Latch
- Release the latch on the system board connector, then disconnect the keyboard cable.
- If this is all you are doing Follow Step In Reverse if not Go to Next Step.
Release the latch on the system board connector, then disconnect the keyboard cable.
If this is all you are doing Follow Step In Reverse if not Go to Next Step.
Step 9
Loosen the Screw
- Loosen the screw that secures the memory door.
Loosen the screw that secures the memory door.
Step 10
Removing the Memory Door
- Pry up the memory door near the screw hole, lift and remove it.
- If this is all you are doing Follow Step In Reverse if not Go to Next Step.
Pry up the memory door near the screw hole, lift and remove it.
Step 11
Remove the Screw
- Remove the screw that secures the optical drive to the computer.
Remove the screw that secures the optical drive to the computer.
Step 12
Prying the Drive
- Gently pry the optical drive out of the computer.
Gently pry the optical drive out of the computer.
Step 13
Remove the Screws
- Remove the screws that secure the optical drive bracket.
Remove the screws that secure the optical drive bracket.
Step 14
Removing the Optical Drive
- Remove the optical drive bracket from the optical drive module.
Remove the optical drive bracket from the optical drive module.
Step 15
Remove the Screws
- Remove the screws in the battery compartment.
Remove the screws in the battery compartment.
Step 16
Remove the Screws
- Remove the screws in the optical drive compartment.
Remove the screws in the optical drive compartment.
Step 17
Remove the Rubber
- Remove the rubber from the bottom base on the right side.
Remove the rubber from the bottom base on the right side.
Step 18
Remove the Rubber
- Remove the rubber from the bottom base on the left side.
Remove the rubber from the bottom base on the left side.
Step 19
Remove the Screws
- Remove all the screws from the bottom base.
Remove all the screws from the bottom base.
Step 20
Remove the Screws
- Flip the computer around and remove the screws that secures the palm rest.
Flip the computer around and remove the screws that secures the palm rest.
Step 21
Release the Latches
- Release the latches on the system board connector, then disconnect the touch pad cable and the finger printer cable.
Release the latches on the system board connector, then disconnect the touch pad cable and the finger printer cable.
Step 22
Release the Latch
- Release the latch on the system board connector and then disconnect the power button cable.
Release the latch on the system board connector and then disconnect the power button cable.
Step 23
Disconnecting the Key Cable
- Release the latch on the system board connector and then disconnect the hot key cable.
Release the latch on the system board connector and then disconnect the hot key cable.
Step 24
Prying the Palm Rest
- Pry up the right side of the palm rest.
Pry up the right side of the palm rest.
Step 25
Prying the Palm Rest
- Pry up the left side of the palm rest.
Pry up the left side of the palm rest.
Step 26
Prying the Sides
- Pry up the sides of the palm rest and remove it from the computer.
- If this is all you are doing Follow Step In Reverse if not Go to Next Step.
Pry up the sides of the palm rest and remove it from the computer.
Step 27
Remove the Screws
- Remove the screws that secure the hinge cover.
Remove the screws that secure the hinge cover.
Step 28
Press Down on the Hooks
- Press down on the hooks highlighted in the image.
Press down on the hooks highlighted in the image.
Step 29
Removing the Hinge Cover
- Flip the computer around and remove the hinge cover from the side.
- If this is all you are doing Follow Step In Reverse if not Go to Next Step.
Flip the computer around and remove the hinge cover from the side.
Step 30
Remove the Screws
- Remove the screws that secure the display hinge.
Remove the screws that secure the display hinge.
Step 31
Loosen the Screw
- Loosen the screw that secures the low-voltage differential signaling (LVDS) cable.
Loosen the screw that secures the low-voltage differential signaling (LVDS) cable.
Step 32
Disconnecting the LVDS Cable
- Disconnect the LVDS cable from the system board.
Disconnect the LVDS cable from the system board.
Step 33
Disconnecting the Wireless Cables
- Disconnect the wireless local area network (WLAN) antenna cable.
Disconnect the wireless local area network (WLAN) antenna cable.
Step 34
Remove the Screws
- Remove the screws that secure the left hinge.
Remove the screws that secure the left hinge.
Step 35
Remove the Screws
- Remove the screws that secure the right hinge.
Remove the screws that secure the right hinge.
Step 36
Lifting the Display Assembly
- Lift the display assembly and remove it from the computer.
- If this is all you are doing Follow Step In Reverse if not Go to Next Step.
Lift the display assembly and remove it from the computer.
Step 37
Release the Latch
- Release the latch on the system board and then disconnect the VGA cable.
Release the latch on the system board and then disconnect the VGA cable.
Step 38
Remove the Screw
- Remove the screw that secures the VGA board.
Remove the screw that secures the VGA board.
Step 39
Remove the VGA Board
- Remove the VGA board from the chassis.
- If this is all you are doing Follow Step In Reverse if not Go to Next Step.
Remove the VGA board from the chassis.
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Johnathan Hammond
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