Msi Gt72 2Qe Dominator Pro Battery Replacement Repair Guide

Difficulty

Moderate

Steps

10

Time Required

                          15 minutes            

Sections

1

• Battery
• 10 steps

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Introduction

For your safety, discharge your battery below 25% before disassembling your device. This reduces the risk of a dangerous thermal event if the battery is accidentally damaged during the repair. If your battery is swollen, take appropriate precautions.

What you need

Step 1

              Battery               

• Be sure to power off and unplug your device before you begin your repair.
• Use a Phillips screwdriver to remove the seven 6mm screws from the bottom of the laptop.
• Lift and remove the bottom case off of the laptop.

Be sure to power off and unplug your device before you begin your repair.

Use a Phillips screwdriver to remove the seven 6mm screws from the bottom of the laptop.

Lift and remove the bottom case off of the laptop.

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Step 2

• Use a Phillips screwdriver to remove one 4 mm screw and one 10 mm screw from each fan.
• The 10mm fan screw won’t actually come out, as it is attached with rubber piece to fan. Unscrewing it from the lower case will allow for removal, though.
• Unplug both fans by gently disconnecting the fan connector from its motherboard socket. If you have trouble, gently wiggle the connector to loosen it.

Use a Phillips screwdriver to remove one 4 mm screw and one 10 mm screw from each fan.

The 10mm fan screw won’t actually come out, as it is attached with rubber piece to fan. Unscrewing it from the lower case will allow for removal, though.

Unplug both fans by gently disconnecting the fan connector from its motherboard socket. If you have trouble, gently wiggle the connector to loosen it.

Step 3

• Unplug the SATA cable and remove the hard drive.
• Make sure to pull cable straight out in order to ensure it stays intact.

Unplug the SATA cable and remove the hard drive.

Make sure to pull cable straight out in order to ensure it stays intact.

Step 4

• Remove two 6mm Phillips #0 screws and remove the M.2 SSDs.
• Make sure you pull SSD straight out so it doesn’t get damaged.

Remove two 6mm Phillips #0 screws and remove the M.2 SSDs.

Make sure you pull SSD straight out so it doesn’t get damaged.

Step 5

• Unplug both red and black speaker cables. Pull straight out so the connectors aren’t damaged.
• Disconnect both these cables carefully by lifting the pressure tabs then gently pulling.

Unplug both red and black speaker cables. Pull straight out so the connectors aren’t damaged.

Disconnect both these cables carefully by lifting the pressure tabs then gently pulling.

Step 6

• Unplug the battery cable.
• Pull straight up so as not to damage pins.

Unplug the battery cable.

Pull straight up so as not to damage pins.

Step 7

• Remove 15 5mm Phillips #0 screws and remove inner case.
• Case may take some force to remove, but don’t apply excessive force or you risk breaking the plastic connector tabs.

Remove 15 5mm Phillips #0 screws and remove inner case.

Case may take some force to remove, but don’t apply excessive force or you risk breaking the plastic connector tabs.

Step 8

• Use a card or other flat object to lift and remove the battery from the housing.
• Be extremely careful removing the battery. If punctured, hazardous chemicals can be released, or the battery could catch fire or even explode.

Use a card or other flat object to lift and remove the battery from the housing.

Be extremely careful removing the battery. If punctured, hazardous chemicals can be released, or the battery could catch fire or even explode.

Step 9

• Replace the battery with a 11.1V, 7500mAh Li-ion battery, MSI part number: BTY-L77 or equivalent.

Replace the battery with a 11.1V, 7500mAh Li-ion battery, MSI part number: BTY-L77 or equivalent.

Step 10

              After step reversal!               

• Run MSI Battery Calibration to make sure the firmware can see the new batteries cycle high low voltages.

Run MSI Battery Calibration to make sure the firmware can see the new batteries cycle high low voltages.

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

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                    Kevin Shipp                     

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                       Cal Poly, Team S17-G2, Banghart Spring 2017                        

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Assombrance Anderson - Dec 23, 2017

Reply

Hi,

on the steep 7, you forgot a screw : just above the orange part of the heat sink.

great guide otherwise :D

Assombrance Anderson - Dec 23, 2017

And another one near the bass speaker

Andres Estrin - Jan 17, 2018

Reply

Did it but I was left with one screw. Have no idea where it goes. But hey battery works and not complaining.

Hunter Gronkowski - May 25, 2018

Reply

Anyone know where to find a GT72 Dominator battery?

Cameron - May 28, 2018

I bought mine here: http://www.fr-batterie.com/

Thanks for this tutorial!

I used it to replace my GT72 2QD Dominator battery. It’s almost the same (yet, not a piece of cake).