Dell Inspiron 15-7548 Display Replacement

简介

This guide covers the LCD replacement process in detail for the Dell 15 - 7548 model laptop. The steps cover disassembly through reassembly using a professional process in a professional environment

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步骤 1 Remove case screws

Dell Inspiron 15-7548 Display Replacement, Remove case screws: 步骤 1 中的图像 1，2

Dell Inspiron 15-7548 Display Replacement, Remove case screws: 步骤 1 中的图像 2，2

Loosen the four 2x3mm captive screws (yellow) on the bottom of the shell. These screws will not come out.
Unscrew the six 2.5x6mm (blue) screws and remove them using a Phillips #1 screwdriver. The center screw is magnetized and will drop out when the laptop is turned upside down. It can be difficult to get out otherwise.

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步骤 2 Remove shell

Dell Inspiron 15-7548 Display Replacement, Remove shell: 步骤 2 中的图像 1，3

Dell Inspiron 15-7548 Display Replacement, Remove shell: 步骤 2 中的图像 2，3

Dell Inspiron 15-7548 Display Replacement, Remove shell: 步骤 2 中的图像 3，3

Remove the clamshell from the top down using a smudging tool. The shell should come off fairly easily without much resistance.

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步骤 3 Disconnect Battery

Dell Inspiron 15-7548 Display Replacement, Disconnect Battery: 步骤 3 中的图像 1，2

Dell Inspiron 15-7548 Display Replacement, Disconnect Battery: 步骤 3 中的图像 2，2

Disconnect the Battery from the mainboard to ensure power is not running through the board during the repair.

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步骤 4 Remove LCD Bezel

Dell Inspiron 15-7548 Display Replacement, Remove LCD Bezel: 步骤 4 中的图像 1，3

Dell Inspiron 15-7548 Display Replacement, Remove LCD Bezel: 步骤 4 中的图像 2，3

Dell Inspiron 15-7548 Display Replacement, Remove LCD Bezel: 步骤 4 中的图像 3，3

Using two plastic removal tools or a spudger, gently work around the LCD bezel until it is free from the LCD case. Apply heat as necessary, however, use caution as heat can warp the bezel.

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步骤 5 Remove bracket cover

Dell Inspiron 15-7548 Display Replacement, Remove bracket cover: 步骤 5 中的图像 1，2

Dell Inspiron 15-7548 Display Replacement, Remove bracket cover: 步骤 5 中的图像 2，2

Remove the plastic bracket that sits between the LCD and the keyboard.

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步骤 6 Remove old adhesive from LCD bezel

Dell Inspiron 15-7548 Display Replacement, Remove old adhesive from LCD bezel: 步骤 6 中的图像 1，1

Clean off all old adhesive from the LCD bezel. Roll the adhesive into a ball and discard.

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步骤 7 Remove LCD Panel

Dell Inspiron 15-7548 Display Replacement, Remove LCD Panel: 步骤 7 中的图像 1，3

Dell Inspiron 15-7548 Display Replacement, Remove LCD Panel: 步骤 7 中的图像 2，3

Dell Inspiron 15-7548 Display Replacement, Remove LCD Panel: 步骤 7 中的图像 3，3

Remove the 6 screws which hold the LCD to the mount.
Use a spudge tool to check the amount of tension between the LCD and the mount. If the LCD comes away from the mount easily, remove gently, lower from the top down (pull towards you) and rest it on the keyboard.
If the LCD shows signs of tension, do not force it off of the frame. Use either a heat gun or dehydrator (preferable) to loosen the adhesive behind the panel.
If placing in a dehydrator, leave the laptop (WITHOUT BATTERY) for 30 minutes at high heat.
When removing from the dehydrator (if required) move quickly to remove the LCD from the frame. The heat will dissipate quickly,

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步骤 8 Disconnect LCD cable

Dell Inspiron 15-7548 Display Replacement, Disconnect LCD cable: 步骤 8 中的图像 1，2

Dell Inspiron 15-7548 Display Replacement, Disconnect LCD cable: 步骤 8 中的图像 2，2

Once the LCD is removed from the frame and has been set on the keyboard, peel back the black adhesive, which will reveal the LCD connector.
Flip the silver tab (blue arrow) and disconnect the cable (Orange Circle) from the old LCD.
Once removed, discard the old LCD and prepare the new LCD for installation. (remove from wrap, etc)