Introdução
Replacing the daughterboard in your HP 14-dq5009nr laptop can help fix issues such as a broken USB port, headphone jack, or charging problems. The daughterboard is a small circuit board that connects important parts of your laptop to the main motherboard.
With some care and patience, you can replace it yourself using simple tools. This guide will walk you through the process step by step — from safely opening your laptop to installing the new daughter board — so you can get your computer working like new again.
Before you begin, power off the laptop and disconnect it from the charger and any peripherals.
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Use a Philips #0 screwdriver to remove the eight screws from the back case.
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Six 7 mm-long screws
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Two 4.8 mm-long screws
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Use a plastic opening tool to separate the back case from the palmrest keyboard assembly. Gently pry the back cover from the device.
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Use a Phillips #0 screwdriver to remove the four 3 mm screws that secure the battery to the chassis.
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Use a spudger or a clean fingernail to flip up the black locking flap.
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Use tweezers or your fingers to gently pull the cable out of its socket.
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Use a spudger or a clean fingernail to flip up the locking flap on the ZIF connector on the daughterboard —this is the unlocked position.
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Use tweezers to gently pull the ribbon cable from the connector on the daughterboard.
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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.
