Einleitung
This guide can be used for those that are experiencing difficulties with the hold switch on their Sandisk Sansa m230 Series mp3 player. A major sign of a faulty hold switch is being incapable of turning on the device. Use this guide to replace a faulty hold switch.
Werkzeuge
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Locate the interlocking pegs along the seam of the device's casings.
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Gently pry the pegs apart one at a time, working your way around the case.
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The battery contact springs may prevent the case from separating.
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Push the battery contact springs down through the hole in the case.
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The casing protecting the USB and headphone jacks must be removed.
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Locate and gently pry apart the two interlocking clips holding it in place.
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The outer casings may now be removed and the MP3 player should separate.
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Use the soldering iron to liquefy the solder connecting the hold switch to the motherboard.
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Be sure to always elevate the hot end of the soldering iron on a metal stand to prevent incidental burns.
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With the soldered points liquefied, remove faulty hold switch from the motherboard.
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To do this liquefy the solder on each contact and remove them individually.
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With the new hold switch in place, use the soldering iron and solder to create a stable connection between the motherboard and hold switch.
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Be sure to allow the new solder to cool and harden.
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To reassemble your device, follow these instructions in reverse order.