Введение
Many issues with displays, such as black screens, are software based and can be resolved by changing configurations or settings. However, if the issues are not resolved, or the display is physically damaged, it might need to be replaced.
This tutorial will guide you through replacing the display of a Dell Latitude 7420.
Before starting, please ensure the device is turned off and disconnected from any adaptors or charging cables.
Likewise, use an anti-static band or mat when opening computers or handling components.
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Remove the eight, 7 mm screws from the back case using a Phillips #0 screwdriver.
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Use an opening pick or opening tool and work your way around the periphery of the base cover to separate it from the chassis.
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Use a Phillips #00 screwdriver to remove the three, 2 mm screws fastening the cable covers.
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Remove both cable covers.
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Slide a thin, ESD-safe pry tool or tweezers under the wire until it's snug against the connector, and pry straight up from the board to detach the coaxial cables from the Wi-Fi card.
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Disconnect the remaining cables connecting the display assembly to the board.
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Use a Phillips #00 screwdriver to remove the four 4 mm screws securing the display hinges.
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Lift the base to pull the display assembly free.
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To reassemble your device, follow these instructions in reverse order.
To reassemble your device, follow these instructions in reverse order.
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Команда
Gateway, Team 1-2, Pee Spring 2023 Участник Gateway, Team 1-2, Pee Spring 2023
GCC-PEE-S23S1G2
4 членов
Автор 6 руководств
