Dell Chromebook 5190 Motherboard Replacement Repair Guide

Difficulty

Moderate

Steps

16

Time Required

                          20 - 30 minutes            

Sections

2

• Battery
• 6 steps
• Motherboard
• 10 steps

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Introduction

The system board, also known as the motherboard, is the backbone of the computer; it allows all major components of your computer hardware to communicate with each other. If you are experiences a glitching display, unresponsive peripherals and sluggish performance, try the Dell Chromebook 5190 troubleshooting page for possible solutions before replacing the system board. If you are still experiencing these issues after troubleshooting, you may need a system board replacement.

Please make sure your laptop is off before beginning, and remove all cables or devices populating your laptop ports.

What you need

Step 1

              Battery               

• Before starting, please make sure you have disconnected and removed all devices populating the laptop’s ports.
• Remove the nine M2.5x7.5 screws located on the bottom side of the laptop.

Before starting, please make sure you have disconnected and removed all devices populating the laptop’s ports.

Remove the nine M2.5x7.5 screws located on the bottom side of the laptop.

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Step 2

• Be cautious, the following instructions are to prevent cracking the base cover.
• With the opening tool, pry open the upper left corner by the laptop hinge.
• With the opening tool, pry open the upper right corner by the laptop hinge.
• Lift off base cover.

Be cautious, the following instructions are to prevent cracking the base cover.

With the opening tool, pry open the upper left corner by the laptop hinge.

With the opening tool, pry open the upper right corner by the laptop hinge.

Lift off base cover.

Step 3

• Unscrew and remove the M2x3 screw holding the silver metal brackets labeled “Battery Bracket” located on the top left side of the battery.
• Unscrew and remove the M2x3 screw holding the silver metal brackets labeled “Battery Bracket” located on the top right side of the battery.

Unscrew and remove the M2x3 screw holding the silver metal brackets labeled “Battery Bracket” located on the top left side of the battery.

Unscrew and remove the M2x3 screw holding the silver metal brackets labeled “Battery Bracket” located on the top right side of the battery.

Step 4

• Remove the clear adhesive tape on the system board from the battery cable from where it’s seated above the battery.
• Pull out the keyboard cable toward you to disconnect it.

Remove the clear adhesive tape on the system board from the battery cable from where it’s seated above the battery.

Pull out the keyboard cable toward you to disconnect it.

Step 5

• Remove the black adhesive tape on the system board from the battery cable.
• Dismount the cable from where it’s seated above the battery.

Remove the black adhesive tape on the system board from the battery cable.

Dismount the cable from where it’s seated above the battery.

Step 6

• Unscrew and remove the four M2x3 screws on each corner of the battery.
• Dismount the battery.

Unscrew and remove the four M2x3 screws on each corner of the battery.

Dismount the battery.

Step 7

              Motherboard               

• To disconnect the first purple I/O cable, first lift the purple tab upwards.
• Next, pull the purple tab away from the motherboard.

To disconnect the first purple I/O cable, first lift the purple tab upwards.

Next, pull the purple tab away from the motherboard.

Step 8

• To disconnect the second purple I/O cable, first lift the purple tab upwards.
• Next, pull the purple tab away from the motherboard.

To disconnect the second purple I/O cable, first lift the purple tab upwards.

Step 9

• To disconnect the touchpad cable, first lift the purple tab upwards.
• Next, pull the purple tab away from the motherboard.

To disconnect the touchpad cable, first lift the purple tab upwards.

Step 10

• Push downwards on the black tabs located on both side of the motherboard connector.
• Disconnect the keyboard cable.

Push downwards on the black tabs located on both side of the motherboard connector.

Disconnect the keyboard cable.

Step 11

• Disconnect the speaker cable by pulling it from the motherboard connector.

Disconnect the speaker cable by pulling it from the motherboard connector.

Step 12

• Screw the single (M2x4) screw on the eDP bracket.
• Unhook the eDP bracket.
• Lift the eDP bracket off.

Screw the single (M2x4) screw on the eDP bracket.

Unhook the eDP bracket.

Lift the eDP bracket off.

Step 13

• Remove clear adhesive tape off the motherboard connector.
• Lift the black tab located on the display connector.

Remove clear adhesive tape off the motherboard connector.

Lift the black tab located on the display connector.

Step 14

• Disconnect the display cable from the motherboard connector.
• Remove the adhesive tape from the motherboard.

Disconnect the display cable from the motherboard connector.

Remove the adhesive tape from the motherboard.

Step 15

• Unscrew the single (M2x4) screw from the motherboard bracket.
• Unhook the motherboard bracket.
• Lift the motherboard bracket.

Unscrew the single (M2x4) screw from the motherboard bracket.

Unhook the motherboard bracket.

Lift the motherboard bracket.

Step 16

• Unscrew 3 (M2x3) screws on the motherboard.
• Unhook the motherboard by placing it at an angle.
• Lift the motherboard.

Unscrew 3 (M2x3) screws on the motherboard.

Unhook the motherboard by placing it at an angle.

Lift the motherboard.

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

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