Einleitung
The sub PCBA on the BLU studio 5.5 holds the charging port and connects to both the speaker and motherboard assembly so it holds a major role in many functionalities that you seek in your mobile device. This guide will demonstrate step by step how to remove and replace this crucial component.
Werkzeuge
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Locate the notch to remove the back panel at the lower left corner of the panel.
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Insert the plastic opening tool or a fingernail into the notch.
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Apply force upwards until back panel becomes loosened.
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Insert a plastic opening tool or your fingernail into the notch and apply force upwards until the battery is loosened.
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Remove the battery and set aside.
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Locate all twelve screws along the back panel:
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Seven 5mm screws.
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Five 3.5mm screws.
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Using a Phillips #000 screwdriver, remove all twelve screws.
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Now that all the screws have been removed, use a plastic opening tool to carefully pry at each of the corners until loosened.
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Place the plastic opening tool inside the loosened panel and gently push upwards and move along the phone to remove the back panel.
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Remove the panel as if you were turning the page of a book.
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Locate the screw holding down the sub PCBA.
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Remove the screw using the Phillips #000 screwdriver.
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Locate the gold plated cable connecting the sub PCBA to the motherboard.
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Locate the flex cable connector just above the sub PCBA screw.
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Using tweezers, detach both cables from the sub PCBA.
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To reassemble your device, follow these instructions in reverse order.
