Dell Latitude 3189 Trackpad Replacement

はじめに

The trackpad of your laptop is a touch-sensitive surface used to communicate with the laptop to move the cursor on your screen. If you are not getting an on-screen response from your Dell Latitude 3189 when you interact with the trackpad, you may need to replace the trackpad to resolve the issue.

The cable connector can damage easily, be careful when moving the ribbon as to not break the connector socket.

You will need to reference the base cover replacement guide to remove the base cover from your device before continuing to the rest of this guide. Make sure that your device is completely powered off before using this guide.

必要な工具と部品

手順1 Lower Case

Dell Latitude 3189 Trackpad Replacement, Lower Case: 手順 1、 2の画像 1

Dell Latitude 3189 Trackpad Replacement, Lower Case: 手順 1、 2の画像 2

Before beginning, power off and unplug the device.
Use a Phillips #0 screwdriver to loosen the seven captive screws that secure the lower case.

翻訳

手順2

Dell Latitude 3189 Trackpad Replacement: 手順 2、 3の画像 3

Insert a nylon spudger between the lower case and chassis at the two hinge spaces on the back side of the laptop and pry up the lower case.
Do not use metal items to pry the base cover off, like a screwdriver, as it could slip and damage internal components.
Avoid prying at the ports which could damage the ports.

翻訳

手順3

Grip and pull the lower case up and away.
If you feel any significant resistance, double check that all of the screws are loosened.

翻訳

手順4

Dell Latitude 3189 Trackpad Replacement: 手順 4、 3の画像 3

Before performing any operations within the laptop, unplug the battery.
Using the pull tab on the connector, pull the connector directly out of its motherboard port.

翻訳

手順5 Battery

Dell Latitude 3189 Trackpad Replacement, Battery: 手順 5、 2の画像 1

Dell Latitude 3189 Trackpad Replacement, Battery: 手順 5、 2の画像 2

Use a Phillips #0 screwdriver to remove the three 3.2 mm screws that secure the battery.

翻訳

手順6

Grip the battery and lift it up and out of the chassis.

翻訳

手順7 Trackpad

Dell Latitude 3189 Trackpad Replacement, Trackpad: 手順 7、 3の画像 1

Dell Latitude 3189 Trackpad Replacement, Trackpad: 手順 7、 3の画像 2

Dell Latitude 3189 Trackpad Replacement, Trackpad: 手順 7、 3の画像 3

Flip up the white ZIF lock bar on the trackpad port.
Make sure to only lift the flap and not the connector socket because the socket easily breaks off.
Grab the ribbon cable and gently pull it directly out of its motherboard port.