Einleitung
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.
Werkzeuge
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Press down on the textured area and push toward the bottom of the device.
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Gently remove the battery cover.
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Remove the three AA batteries.
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Locate the five 5x11mm screws surrounding the battery compartment.
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Remove screws with a Phillips #00 screwdriver.
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Grasp the entire back half of the Watchman's casing.
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Snap off the casing from the bottom of the device.
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Gently pull off entire back casing.
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Carefully grasp the entire circuit board.
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Pull the circuit board off of the device's plastic casing.
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Locate the mono-speaker on the device.
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Locate the two through-hole contacts to the right of the speaker.
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Touch a soldering iron to the two through-hole contacts.
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While the solder is hot, pull down on the wire with tweezers.
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To reassemble your device, follow these instructions in reverse order.
