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Use this guide to replace the charging board in your HMD Fusion Business phone.
The charging board includes the USB-C port and headphone jack. To replace either of the ports, you must replace the entire board.
If you're having issues charging your phone, connecting headphones via the 3.5 mm jack, or if either port is loose, it may be time to replace the charging board.
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Unplug all cables from your phone and completely power it down.
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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.
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Remove the SIM card tray.
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Use a T3 Torx screwdriver to remove the sixteen 5.0 mm‑long screws securing the back cover.
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Use your fingernails, or angled tweezers, to remove any stuck screws.
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Flip your phone over so the screen is facing up.
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Insert the tip of an opening pick between the back cover and frame at the SIM card tray cutout.
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Slide the opening pick along the left edge to begin unclipping the back cover.
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Continue sliding the pick around the perimeter of your phone until the back cover is fully unclipped.
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Carefully flip your phone over so the back cover is facing up.
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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.
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Use a spudger to pry up and disconnect the battery press connector.
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Use a spudger to pry up and disconnect the power button press connector.
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Remove the back cover.
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Use a T3 Torx screwdriver to remove the three 3.4 mm‑long screws securing the loudspeaker.
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Use your fingers to lift the loudspeaker out of the frame by its metal bracket.
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Remove the loudspeaker.
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Slide one arm of a pair of tweezers under the metal neck of the black antenna cable's connector head, near the center of the board.
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Lift straight up to disconnect the cable.
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Repeat for the white antenna cable.
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Use a spudger to pry up and disconnect the interconnect cable press connector.
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Move the interconnect cable press connector toward the battery to keep it out of the way of the charging board in the next step.
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Use tweezers, or your fingers, to move the two antenna cables out of their slots near the top edge of the charging board.
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Use a T3 Torx screwdriver to remove the 3.3 mm‑long screw securing the charging board.
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The top edge of the charging board is adhered to the frame.
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Insert the flat end of a spudger under the top left edge of the charging board, next to the antenna cable connectors.
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Slide the spudger under the charging board to separate the adhesive.
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Lift the charging board out of the frame and remove it.
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To reassemble your device, follow these instructions in reverse order.
Take your e-waste to an R2 or e-Stewards certified recycler.
Repair didn’t go as planned? Try some basic troubleshooting, or ask our Answers community for help.
To reassemble your device, follow these instructions in reverse order.
Take your e-waste to an R2 or e-Stewards certified recycler.
Repair didn’t go as planned? Try some basic troubleshooting, or ask our Answers community for help.
