Free Shipping on Domestic Orders $75+

Introduction

Is the speaker on your Sony TCM-450 or TCM-450DV not working? Then this replacement guide will show you how to replace it. The speaker on the TCM-450 is used for hearing audio through the device. The speaker can be difficult as it requires you to desolder to remove it.

What you need

Step 1 Back Cabinet

Sony TCM-450 Speaker Replacement, Back Cabinet: step 1, image 1 of 3

Sony TCM-450 Speaker Replacement, Back Cabinet: step 1, image 2 of 3

Sony TCM-450 Speaker Replacement, Back Cabinet: step 1, image 3 of 3

Remove the two 3.5 mm Phillips #00 screws from the bottom of the device.
Caution: Ensure the device is off and unplugged if using the power adapter, as it is unsafe to remove the cabinet while on and will cause damage and potential harm to the user.

Edit

Ask FixBot

Step 2

Sony TCM-450 Speaker Replacement: step 2, image 3 of 3

Open the lid, and carefully remove the two 9.7 mm Phillips #0 screws from the inside of the front cabinet.
Exercise caution while removing these screws, as damage to essential parts may occur and other minor damages may occur if the screwdriver slips.

Edit

Ask FixBot

Step 3

Sony TCM-450 Speaker Replacement: step 3, image 3 of 3

Open the battery cover, and gently remove the back cabinet with the iFixit Opening tool.
The device will make a popping sound when removing the back cabinet. The back cabinet may feel as if it is not loose. However, as long as the back cabinet looks disconnected from the lid, it is safe to remove.

Edit

Ask FixBot

Step 4 Speaker

Sony TCM-450 Speaker Replacement, Speaker: step 4, image 1 of 1

Carefully desolder the two connections for the speaker and then carefully remove the wires.
If you are unfamiliar with desoldering and soldering, please consult the iFixit Soldering Guide.

Edit

Ask FixBot

Step 5

Sony TCM-450 Speaker Replacement: step 5, image 3 of 3

Remove the two 3.1 mm Phillips #00 screws.
Gently lift and remove the speaker from its slot.

Edit

Ask FixBot

Conclusion

To reassemble your device, follow the above steps in reverse order.
Take your e-waste to an R2 or e-Stewards certified recycler.
Repair didn’t go as planned? Try some basic troubleshooting or ask our Answers community for help.