Einleitung

Follow these instructions to remove and replace the transformer in your boombox. This requires some simple soldering, so make sure you have a soldering iron handy and know how to use it. An easy step-by-step guide to soldering can be found here.

Flip the stereo so the CD opening is face down. With two fingers, pinch the tabs and lift up to open the battery protection cover.
  • Flip the stereo so the CD opening is face down.

  • With two fingers, pinch the tabs and lift up to open the battery protection cover.

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Using a spudger or your fingers, push up against the positive end of the battery. Once it is loose, lift the battery out. Repeat until all eight batteries are removed.
  • Using a spudger or your fingers, push up against the positive end of the battery. Once it is loose, lift the battery out.

  • Repeat until all eight batteries are removed.

  • Make sure the batteries are facing the right direction. If the device does not turn on, you may have the batteries in the opposite orientation.

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With a Phillips #2 screwdriver, remove two 2mm screws.
  • With a Phillips #2 screwdriver, remove two 2mm screws.

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Using a long Phillips #2 screwdriver, remove one 6mm screw located inside the battery compartment. Use the same screwdriver to remove four more 6mm screws along the outside of the case.
  • Using a long Phillips #2 screwdriver, remove one 6mm screw located inside the battery compartment.

  • Use the same screwdriver to remove four more 6mm screws along the outside of the case.

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With a plastic opening tool, wedge the bottom shell from the main speaker face along the edge. The bottom cover has two red and two yellow wires attached to it that you don't want to pull off. Handle the casing carefully. Once the pieces are separated, pull them apart and place the bottom cover aside, near the stereo.
  • With a plastic opening tool, wedge the bottom shell from the main speaker face along the edge.

  • The bottom cover has two red and two yellow wires attached to it that you don't want to pull off. Handle the casing carefully.

  • Once the pieces are separated, pull them apart and place the bottom cover aside, near the stereo.

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Using a Phillips #2 screwdriver, remove two 4mm screws from the transformer box. Remove the transformer and set it to the side.
  • Using a Phillips #2 screwdriver, remove two 4mm screws from the transformer box.

  • Remove the transformer and set it to the side.

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Remove the solder connecting the two yellow wires to the green quarter-circle board.
  • Remove the solder connecting the two yellow wires to the green quarter-circle board.

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There will be a strip of electrical tape securing the converter. Use scissors to carefully remove this tape. Use a Phillips #2 screwdriver to remove two 4mm screws from the converter. Remove the converter. There will be a plastic casing that slides off; set this aside.
  • There will be a strip of electrical tape securing the converter. Use scissors to carefully remove this tape.

  • Use a Phillips #2 screwdriver to remove two 4mm screws from the converter.

  • Remove the converter. There will be a plastic casing that slides off; set this aside.

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Remover the solder from the red and yellow wires on the converter.
  • Remover the solder from the red and yellow wires on the converter.

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Abschluss

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

Jacob Phillips

Mitglied seit 14.10.2013

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Team

Cal Poly, Team 4-31, Amido Fall 2013 Mitglied von Cal Poly, Team 4-31, Amido Fall 2013

CPSU-AMIDO-F13S4G31

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