Acer Chromebook 14 CB3-431-C7EX Trackpad Replacement

简介

If the Acer Chromebook 14 CB3-431-C7EX is experiencing problems related to the trakpad, use this guide to replace the trackpad.

The trackpad of the Acer Chromebook 14 allows users to move the cursor using their fingers as well as utilize the clicking function. A faulty trackpad may cause the Acer Chromebook 14 to have a jittery cursor, complete loss of cursor control, or loss of the click function on the trackpad.

Before buying a replacement trackpad, use the guide to ensure that the trackpad is properly connected within the laptop. You may be able to fix this issue by reconnecting a loose connector.

Before beginning, be sure to power down the laptop, and unplug from the external power source(s).

你所需要的

步骤 1 Battery

Acer Chromebook 14 CB3-431-C7EX Trackpad Replacement, Battery: 步骤 1 中的图像 1，3

Acer Chromebook 14 CB3-431-C7EX Trackpad Replacement, Battery: 步骤 1 中的图像 2，3

Acer Chromebook 14 CB3-431-C7EX Trackpad Replacement, Battery: 步骤 1 中的图像 3，3

Use a Phillips #0 screwdriver to unscrew the eight 4mm screws.
Use a Phillips #0 screwdriver to unscrew the two 7mm screws.
iFixit's magnetic project mat is great for keeping the screws organized.
Remove the cover of the device by prying up from one of the edges with a spudger or plastic opening tool.
There are several clips holding the cover in place.
If the back cover is hard to remove, carefully use a metal spudger to remove the back cover.

编辑

步骤 2

Acer Chromebook 14 CB3-431-C7EX Trackpad Replacement: 步骤 2 中的图像 3，3

Use a spudger to disconnect the battery's connector from the motherboard. The connector should slide out toward the battery.
Be sure to remove the connector evenly from the port.

编辑

步骤 3

Use a Phillips #0 screwdriver to unscrew the two 5.5mm screws from the battery housing.

编辑

步骤 4

While lifting the connector side of the battery, slide the battery towards the center of the laptop.
Be mindful of the tabs on the bottom of the battery housing (shown in picture). These need to be underneath slots when reinserting the battery back into the laptop.
Remove the battery from the laptop.

编辑

步骤 5 Trackpad

Acer Chromebook 14 CB3-431-C7EX Trackpad Replacement, Trackpad: 步骤 5 中的图像 1，2

Acer Chromebook 14 CB3-431-C7EX Trackpad Replacement, Trackpad: 步骤 5 中的图像 2，2

Use tweezers to set aside the electric tape (black) and the ground tape (tan) to reveal the trackpad screws and ribbon connector.

编辑

步骤 6

Acer Chromebook 14 CB3-431-C7EX Trackpad Replacement: 步骤 6 中的图像 3，3

Use a spudger to disconnect the connector that connects the trackpad to the motherboard. Once the locking tab of the ZIF connector is flipped up, the ribbon cable should slide out toward the motherboard.
Be sure to remove the connector evenly from the port, as the ribbon connector may be fragile.

编辑

步骤 7

Use a Phillips #0 screwdriver to unscrew the three 2mm screws from the top of the trackpad.

编辑

步骤 8

Remove the trackpad out from its housing by first sliding it towards the keyboard and then down towards the screen.
Be mindful of the two tabs that secure the bottom of the trackpad.

编辑