Difficulty

Moderate

Steps

13

Time Required

                          15 minutes

Sections

2

  • Sandisk Sansa m230 Series mp3 player Teardown
  • 6 steps
  • Microphone
  • 7 steps

Flags

3

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Introduction

What you need

Step 1

              Sandisk Sansa m230 Series mp3 player Teardown
  • Remove the battery compartment cover.
  • Remove the battery.

Remove the battery compartment cover.

Remove the battery.

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Step 2

  • Locate and remove the screw next to the battery compartment lid.

Locate and remove the screw next to the battery compartment lid.

Step 3

  • Locate the interlocking pegs along the seam of the device’s casings.
  • Gently pry the pegs apart one at a time, working your way around the case.
  • Be careful when prying apart the pegs: they are made of plastic and may break.

Locate the interlocking pegs along the seam of the device’s casings.

Gently pry the pegs apart one at a time, working your way around the case.

Be careful when prying apart the pegs: they are made of plastic and may break.

Step 4

  • The battery contact springs may prevent the case from separating.
  • Push the battery contact springs down through the hole in the case.

The battery contact springs may prevent the case from separating.

Push the battery contact springs down through the hole in the case.

Step 5

  • The casing protecting the USB and headphone jacks must be removed.
  • Locate and gently pry apart the two interlocking clips holding it in place.
  • The outer casings may now be removed and the MP3 player should separate.

The casing protecting the USB and headphone jacks must be removed.

Locate and gently pry apart the two interlocking clips holding it in place.

The outer casings may now be removed and the MP3 player should separate.

Step 6

  • You now have access to all components found on the inside of the device!

You now have access to all components found on the inside of the device!

Step 7

              Microphone
  • Locate microphone on motherboard.

Locate microphone on motherboard.

Step 8

  • Find where microphone is connected to motherboard via solder.

Find where microphone is connected to motherboard via solder.

Step 9

  • Use the soldering iron to liquefy the solder connecting the microphone to the motherboard.

Use the soldering iron to liquefy the solder connecting the microphone to the motherboard.

Step 10

  • The solder and soldering iron will be very hot at this time. Do not touch unless wearing protective gloves as you will be burnt.
  • When not in use, be sure to always elevate the hot end of the soldering iron on a metal stand to prevent incidental burns.

The solder and soldering iron will be very hot at this time. Do not touch unless wearing protective gloves as you will be burnt.

When not in use, be sure to always elevate the hot end of the soldering iron on a metal stand to prevent incidental burns.

Step 11

  • Remove the faulty microphone as you heat and melt the soldering points.

Remove the faulty microphone as you heat and melt the soldering points.

Step 12

  • Replace the faulty microphone with a new one in working order.

Replace the faulty microphone with a new one in working order.

Step 13

  • With the new microphone in place, use the soldering iron and solder to create a stable connection between the motherboard and microphone.
  • Give the new solder time to cool and harden.

With the new microphone in place, use the soldering iron and solder to create a stable connection between the motherboard and microphone.

Give the new solder time to cool and harden.

To reassemble your device, follow these instructions in reverse order.

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Author

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                    James Thorne

Member since: 11/05/2013

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Team

                       UMass Dartmouth, Team 1-8, Shastany Fall 2013                        

                                                  Member of UMass Dartmouth, Team 1-8, Shastany Fall 2013 



                    UMASSD-SHASTANY-F13S1G8                     


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                                            6 Guides authored