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Sony FDL-220R Watchman Speaker Replacement

Introduction

This guide will outline how to replace the Sony FDL-220R Watchman mono-speaker. Steps include a thorough disassembly of the Sony FDL-220R Watchman, and tools include a Phillips #00 Screwdriver, soldering station, and tweezers.

Knowledge of how to solder a basic through-hole contact is required.

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  1. Sony FDL-220R Watchman Speaker Replacement, Remove battery cover and batteries: étape 1, image 1 de 2 Sony FDL-220R Watchman Speaker Replacement, Remove battery cover and batteries: étape 1, image 2 de 2

    • Press down on the textured area and push toward the bottom of the device.

    • Gently remove the battery cover.

    • Remove the three AA batteries.

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  2. Sony FDL-220R Watchman Speaker Replacement, Remove screws: étape 2, image 1 de 2 Sony FDL-220R Watchman Speaker Replacement, Remove screws: étape 2, image 2 de 2

    • Locate the five 5x11mm screws surrounding the battery compartment.

    • Remove screws with a Phillips #00 screwdriver.

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  4. Sony FDL-220R Watchman Speaker Replacement, Remove back casing: étape 3, image 1 de 2 Sony FDL-220R Watchman Speaker Replacement, Remove back casing: étape 3, image 2 de 2

    • Grasp the entire back half of the Watchman's casing.

    • Snap off the casing from the bottom of the device.

    • Gently pull off entire back casing.

    • Buttons may fall out upon opening casing. See the button replacement guide to fix buttons.

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  5. Sony FDL-220R Watchman Speaker Replacement, Remove circuit board: étape 4, image 1 de 3 Sony FDL-220R Watchman Speaker Replacement, Remove circuit board: étape 4, image 2 de 3 Sony FDL-220R Watchman Speaker Replacement, Remove circuit board: étape 4, image 3 de 3

    • Carefully grasp the entire circuit board.

    • Pull the circuit board off of the device's plastic casing.

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  6. Sony FDL-220R Watchman Speaker Replacement, Remove speaker: étape 5, image 1 de 3 Sony FDL-220R Watchman Speaker Replacement, Remove speaker: étape 5, image 2 de 3 Sony FDL-220R Watchman Speaker Replacement, Remove speaker: étape 5, image 3 de 3

    • Locate the mono-speaker on the device.

    • Locate the two through-hole contacts to the right of the speaker.

    • Touch a soldering iron to the two through-hole contacts.

    • While the solder is hot, pull down on the wire with tweezers.

    • It may be helpful to remove excess solder with a solder wick or sucker.

    Traduire
Conclusion

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

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Sam Putnam

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Baylor, Team 4-5, Williams Fall 2014 Membre de l'équipe Baylor, Team 4-5, Williams Fall 2014

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