HMD Fusion Business Screen Replacement

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Introduction

Use this guide to replace a broken, cracked, or non-responsive screen in your HMD Fusion Business phone.

What you need

Step 1 Prepare your phone for disassembly

HMD Fusion Business Screen Replacement, Prepare your phone for disassembly: step 1, image 1 of 1

Let your phone's battery drain below 25% before starting this repair. A charged lithium‑ion battery may catch fire if damaged.
Unplug all cables from your phone and completely power it down.

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Step 2 Remove the SIM card tray

HMD Fusion Business Screen Replacement, Remove the SIM card tray: step 2, image 1 of 3

HMD Fusion Business Screen Replacement, Remove the SIM card tray: step 2, image 2 of 3

HMD Fusion Business Screen Replacement, Remove the SIM card tray: step 2, image 3 of 3

Firmly press a SIM eject tool, bit, or straightened paper clip into the SIM card tray hole on the left edge of your phone until the tray ejects.
Remove the SIM card tray.

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Step 3 Remove the back cover screws

HMD Fusion Business Screen Replacement, Remove the back cover screws: step 3, image 1 of 3

HMD Fusion Business Screen Replacement, Remove the back cover screws: step 3, image 2 of 3

HMD Fusion Business Screen Replacement, Remove the back cover screws: step 3, image 3 of 3

Use a T3 Torx screwdriver to remove the sixteen 5.0 mm‑long screws securing the back cover.
Use your fingernails, or angled tweezers, to remove any stuck screws.
The screws are secured tightly in the back cover, so you might not be able to remove all of them. If you can't remove a few screws, don't worry! Move to the next step and follow the guide normally.

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Step 4

Tool used on this step:

Magnetic Project Mat

$19.95

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During the next four steps, the remaining back cover screws might fall out unexpectedly.
To avoid losing screws, you can place a tray, bowl, or Magnetic Project Mat under the phone while you work.

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Step 5 Unclip the back cover

HMD Fusion Business Screen Replacement, Unclip the back cover: step 5, image 1 of 2

HMD Fusion Business Screen Replacement, Unclip the back cover: step 5, image 2 of 2

Flip your phone over so the screen is facing up.
Insert the tip of an opening pick between the back cover and frame at the SIM card tray cutout.

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Step 6

HMD Fusion Business Screen Replacement: step 6, image 3 of 3

Slide the opening pick along the left edge to begin unclipping the back cover.

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Step 7

HMD Fusion Business Screen Replacement: step 7, image 3 of 3

Continue sliding the pick around the perimeter of your phone until the back cover is fully unclipped.
The corners can be tricky to unclip and may take some force. If you're having trouble, try prying up with the pick.
Don't try to fully remove the cover yet, as it's still connected by a delicate cable.

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Step 8

HMD Fusion Business Screen Replacement: step 8, image 3 of 3

Carefully flip your phone over so the back cover is facing up.
Lift the back cover off the frame and flip it over the left edge of your phone, laying the cover flat on your work surface.
Be very careful not to strain the back cover's delicate cable.
During reassembly, place the back cover onto the frame and firmly press around the perimeter to reengage all the clips.

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Step 9 Disconnect the battery

HMD Fusion Business Screen Replacement, Disconnect the battery: step 9, image 1 of 3

HMD Fusion Business Screen Replacement, Disconnect the battery: step 9, image 2 of 3

HMD Fusion Business Screen Replacement, Disconnect the battery: step 9, image 3 of 3

Use a spudger to pry up and disconnect the battery press connector.

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Step 10 Disconnect the power button

HMD Fusion Business Screen Replacement, Disconnect the power button: step 10, image 1 of 3

HMD Fusion Business Screen Replacement, Disconnect the power button: step 10, image 2 of 3

HMD Fusion Business Screen Replacement, Disconnect the power button: step 10, image 3 of 3

Use a spudger to pry up and disconnect the power button press connector.
Remove the back cover.

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Step 11 Screen

HMD Fusion Business Screen Replacement, Screen: step 11, image 1 of 3

HMD Fusion Business Screen Replacement, Screen: step 11, image 2 of 3

HMD Fusion Business Screen Replacement, Screen: step 11, image 3 of 3

For the next step, you'll need to hold the graphite sheet out of the way of the display connector along the bottom of the motherboard.
Alternatively, you can use tape with light adhesive (such as painter's tape) to keep the graphite sheet out of the way.

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Step 12 Disconnect the display

HMD Fusion Business Screen Replacement, Disconnect the display: step 12, image 1 of 2

HMD Fusion Business Screen Replacement, Disconnect the display: step 12, image 2 of 2

Use a spudger to pry up and disconnect the display press connector.
Pry under the right edge of the connector, as there are delicate surface‑mounted components to the left of it.

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Step 13 Separate the front camera

HMD Fusion Business Screen Replacement, Separate the front camera: step 13, image 1 of 2

HMD Fusion Business Screen Replacement, Separate the front camera: step 13, image 2 of 2

Use the tip of a spudger to pry up the front camera from the frame and separate its adhesive.

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Step 14 Remove the screen screws

HMD Fusion Business Screen Replacement, Remove the screen screws: step 14, image 1 of 2

HMD Fusion Business Screen Replacement, Remove the screen screws: step 14, image 2 of 2

Use a T3 Torx screwdriver to remove the seven 3.3 mm‑long screws securing the screen:
Five screws on the motherboard
Two screws on the loudspeaker
One of the screws on the loudspeaker may be covered by a sticker. Pierce through it with your screwdriver, or use tweezers to remove it.