Dell Inspiron E1705 Motherboard Replacement Repair Guide

Difficulty

Difficult

Steps

Time Required

                          45 minutes - 1 hour

Sections

Battery
2 steps
Hard Drive
2 steps
Optical Drive
2 steps
Lower Case
6 steps
Heat Sink
3 steps
Motherboard
4 steps

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What you need

Step 1

              Battery

Make sure that the computer is turned off and is disconnected from external power source.
Turn it upside down and locate the battery release switch.

Make sure that the computer is turned off and is disconnected from external power source.

Turn it upside down and locate the battery release switch.

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Step 2

While holding the switch in the open position, lift out the battery.
If you plan to work on any internal laptop components, press and hold the power button for 5 seconds. This will dissipate any residual charge on the motherboard to prevent electrical shock when you begin to handle it.

While holding the switch in the open position, lift out the battery.

If you plan to work on any internal laptop components, press and hold the power button for 5 seconds. This will dissipate any residual charge on the motherboard to prevent electrical shock when you begin to handle it.

Step 3

              Hard Drive

Remove the two Phillips #1 screws on the left side of the computer, just above the battery compartment.
These screws hold the hard drive tray into the hard drive compartment.

Remove the two Phillips #1 screws on the left side of the computer, just above the battery compartment.

These screws hold the hard drive tray into the hard drive compartment.

Step 4

Slide the hard drive tray out of the hard drive compartment.

Slide the hard drive tray out of the hard drive compartment.

Step 5

              Optical Drive

Locate and remove the screw shown
It is labeled with a lock symbol

Locate and remove the screw shown

It is labeled with a lock symbol

Step 6

Use the screwdriver to gently push the optical drive out

Use the screwdriver to gently push the optical drive out

Step 7

              Lower Case

Remove the 12 Phillips #1 screws from the edges of the lower case.
You may also need to remove the central screw next to the lock icon.

Remove the 12 Phillips #1 screws from the edges of the lower case.

You may also need to remove the central screw next to the lock icon.

Step 8

Turn the computer back over and tilt the screen open.
Use the plastic opening tool to carefully pry the panel out as shown in the pictures
Remove the plastic panel carefully.

Turn the computer back over and tilt the screen open.

Use the plastic opening tool to carefully pry the panel out as shown in the pictures

Remove the plastic panel carefully.

Step 9

Use the small Phillips head screwdriver to remove the screws circled in red.
Gently lift the keyboard up and rest it just below the screen as shown in the picture.
The keyboard will still be connected to the motherboard.

Use the small Phillips head screwdriver to remove the screws circled in red.

Gently lift the keyboard up and rest it just below the screen as shown in the picture.

The keyboard will still be connected to the motherboard.

Step 10

Before removing the keyboard completely, use the plastic opening tool to gently lift the clamp connecting the keyboard to the motherboard.
Once the keyboard has been disconnected, remove the keyboard completely.

Before removing the keyboard completely, use the plastic opening tool to gently lift the clamp connecting the keyboard to the motherboard.

Once the keyboard has been disconnected, remove the keyboard completely.

Step 11

Using a Phillips head screwdriver, remove the screws shown in the image. They all have the letter “P” next to them.
Carefully unplug the connections shown.
Don’t forget the display cable. It is slightly to the right of the Dell logo at the top.
Also, the wireless cables on the right side may prevent moving the upper case out of the way.
Once the screws have been removed and the connections unplugged, use the plastic opening tool to gently separate the panel from the lower case.

Using a Phillips head screwdriver, remove the screws shown in the image. They all have the letter “P” next to them.

Carefully unplug the connections shown.

Don’t forget the display cable. It is slightly to the right of the Dell logo at the top.

Also, the wireless cables on the right side may prevent moving the upper case out of the way.

Once the screws have been removed and the connections unplugged, use the plastic opening tool to gently separate the panel from the lower case.

Step 12

Remove the plastic case by gently bending back towards the screen. You can bend the screen all the way back if that helps.
For the motherboard the optical drive will be removed already. However for the lower case it is not necessary that it be taken out.
If you are having trouble removing the upper plastic case (and LCD) from the lower case, there may still be a wire connected to the Wi-Fi adapter. Turn the laptop over, open the Wi-Fi module access panel and remove the + and - leads for the Wi-Fi antenna.

Remove the plastic case by gently bending back towards the screen. You can bend the screen all the way back if that helps.

For the motherboard the optical drive will be removed already. However for the lower case it is not necessary that it be taken out.

If you are having trouble removing the upper plastic case (and LCD) from the lower case, there may still be a wire connected to the Wi-Fi adapter. Turn the laptop over, open the Wi-Fi module access panel and remove the + and - leads for the Wi-Fi antenna.

Step 13

              Heat Sink

Unscrew the 4 screws shown in the picture.
Screws will not come out all the way.

Unscrew the 4 screws shown in the picture.

Screws will not come out all the way.

Step 14

Remove the heat sync gently

Remove the heat sync gently

Step 15

The right heat sync is connected to the videocard. To remove the heat sync requires also removing the videocard.
Remove the 4 screws indicated in the first picture
Screws will not totally come out.
Gently lift up the videocard and heat sync from the motherboard.

The right heat sync is connected to the videocard. To remove the heat sync requires also removing the videocard.

Remove the 4 screws indicated in the first picture

Screws will not totally come out.

Gently lift up the videocard and heat sync from the motherboard.

Step 16

              Motherboard

Remove both fans from the computer. This will make it easier to remove the motherboard.
Remove the screws in the photos to remove the fans.

Remove both fans from the computer. This will make it easier to remove the motherboard.

Remove the screws in the photos to remove the fans.

Step 17

Unplug the shown leads by gently pulling them up.
Remove the shown screws from the motherboard

Unplug the shown leads by gently pulling them up.

Remove the shown screws from the motherboard

Step 18

Gently remove the motherboard from the laptop by simultaneously lifting and pulling away from the sides.
Once the motherboard is free, flip it over, towards the screen of the laptop and gently remove the black and white wire from the wireless card.
Once the wires are disconnected, pull them through the hole and completely remove the motherboard from the computer.

Gently remove the motherboard from the laptop by simultaneously lifting and pulling away from the sides.

Once the motherboard is free, flip it over, towards the screen of the laptop and gently remove the black and white wire from the wireless card.

Once the wires are disconnected, pull them through the hole and completely remove the motherboard from the computer.

Step 19

Your computer should look like the computer in the photo without the motherboard.

Your computer should look like the computer in the photo without the motherboard.

To reassemble your device, follow these instructions in reverse order.

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                    Malik Shahbal

Member since: 10/05/2010

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                       Cal Poly, Team 22-5, Maness Fall 2010                        

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