Supersonic Matrix SC-91MID Speakers Replacement

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This guide demonstrates how to access the Supersonic Matrix SC-91MID tablet speakers, as well as how to remove and replace them. Replacing the tablet's speakers may be necessary due to water damage or a failed wire connection.

Before proceeding with this guide, make sure that the tablet is competely shut down. Also refer to this guide How To Solder and Desolder Connections to learn how to solder and desolder connections.

Caution:

When soldering and desoldering, wear the appropriate safety gear such as goggles and long sleeves, as solder can "spit" due to heat build up.

DO NOT TOUCH THE SOLDERING IRON!

If the soldering iron is too hot, you could damage the connectors and the device.

What you need

Adım 1 Back cover

Supersonic Matrix SC-91MID Speakers Replacement, Back cover: adım 1, 1 resimden 1.

First, separate the back cover of the tablet by wedging the pryer tool into the crease between the back cover and touchscreen.

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Adım 2

Next, carefully remove the display ribbons from the motherboard by using tweezers.

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Adım 3

To remove the battery, use the wedging tool by pushing the battery up and away from the tablet.
You might have some difficulty removing due to glue holding the battery in place.

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Adım 4

Now pop off the speakers with the wedger.
To remove the motherboard, unscrew the 3 screws that hold the board in place with a Phillips screwdriver.

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Adım 5 Speakers

Supersonic Matrix SC-91MID Speakers Replacement, Speakers: adım 5, 1 resimden 1.

Desolder the 4 speaker wires using a soldering station.
If you're unfamiliar with soldering or desoldering check out this guide How To Solder and Desolder Connections
Be sure to wear protective eye wear. Also, keep in mind that the soldering iron will become extremely hot.
The tool in the picture is not required for this step. It is just being used to point out the wires.