ATT CL2940 Speakerphone Replacement

简介

The speakerphone is used to talk hands-free on the phone. If your AT&T phone, model ATT CL2940 speakerphone is not functioning properly, this guide will provide steps for replacing the speaker.

You will need to solder to complete this guide. If you are not familiar, check out this article for an introduction. Be careful as the soldering iron will be very hot. This guide will teach you how do de-solder the malfunctioning speaker, and re-solder the new one in place.

Before you begin, make sure the phone is disconnected from the external power source.

你所需要的

步骤 1 Back Panel

ATT CL2940 Speakerphone Replacement, Back Panel: 步骤 1 中的图像 1，3

ATT CL2940 Speakerphone Replacement, Back Panel: 步骤 1 中的图像 2，3

ATT CL2940 Speakerphone Replacement, Back Panel: 步骤 1 中的图像 3，3

Remove five 9.5 mm Phillips #1 screws from the back panel of the phone.

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步骤 2

ATT CL2940 Speakerphone Replacement: 步骤 2 中的图像 3，3

Slide the metal spudger into the crack and continue around to the front panel of the phone.
Be careful not to break the clips that hold the back panel to the front panel.

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步骤 3

When setting the back panel down, be careful to not rip any of the wires off of the internal components.

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步骤 4 Speakerphone

ATT CL2940 Speakerphone Replacement, Speakerphone: 步骤 4 中的图像 1，2

ATT CL2940 Speakerphone Replacement, Speakerphone: 步骤 4 中的图像 2，2

Remove the front panel of the device as shown.

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步骤 5

ATT CL2940 Speakerphone Replacement: 步骤 5 中的图像 3，3

Desolder the speakerphone with a soldering iron.
If you are unfamiliar with solder, check out the article on soldering and be very careful. The iron is hot!