Introduction

This guide will tell MSI GT72 2QE Dominator Pro users how to replace a defective battery. It is a medium-level process that takes 15-20 minutes to complete.

Remove 7 6mm  Phillips #0 screws from bottom of laptop. Pull bottom off of laptop using tab.
  • Remove 7 6mm Phillips #0 screws from bottom of laptop.

  • Pull bottom off of laptop using tab.

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Remove 1 4mm Phillips #0 and 1 10mm Phillips #0 screw, unplug yellow, black, and red cable, then remove fan. Repeat for other fan.
  • Remove 1 4mm Phillips #0 and 1 10mm Phillips #0 screw, unplug yellow, black, and red cable, then remove fan.

  • Repeat for other fan.

  • 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.

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Unplug SATA cable and remove hard drive.
  • Unplug SATA cable and remove hard drive.

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

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Remove 2 6mm Phillips #0 screws and remove SSD.
  • Remove 2 6mm Phillips #0 screws and remove SSD.

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

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

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Unplug battery cable.
  • Unplug battery cable.

  • Pull straight up so as not to damage pins.

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Remove 13 5mm Phillips #0 screws and remove inner case.
  • Remove 13 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.

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Use card or other flat object to remove battery from housing.
  • Use card or other flat object to remove battery from housing.

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

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replace 11.1v, 7500mah Li-ion battery, MSI part number: BTY-L77, with equivalent battery, and bind to case with adhesive.
  • replace 11.1v, 7500mah Li-ion battery, MSI part number: BTY-L77, with equivalent battery, and bind to case with adhesive.

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Conclusion

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

Kevin Shipp

Member since: 04/18/2017

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Cal Poly, Team S17-G2, Banghart Spring 2017 Member of Cal Poly, Team S17-G2, Banghart Spring 2017

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