Introduction

Belkin WeMo Switch teardown.

This teardown is not a repair guide. To repair your Belkin WeMo Switch, use our service manual.

Image 1/2: FCC ID: [https://fccid.io/K7SF7C027|K7SF7C027|new_window=true] Image 2/2: Input: 120 V, 15 A, 60 Hz
  • Model: F7C027

  • FCC ID: K7SF7C027

  • Input: 120 V, 15 A, 60 Hz

  • Output: 120V, 15 A, 60 Hz

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Image 1/1: The upper two screws are hidden underneath the label, so you'll need to cut away the sticker directly above the screws.
  • Remove the four 11.9 mm triangle screws securing the two halves of the case together.

    • The upper two screws are hidden underneath the label, so you'll need to cut away the sticker directly above the screws.

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Image 1/2: Image 2/2:
  • Carefully pry the back case off.

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Image 1/2: Image 2/2:
  • Remove the two 9.9 mm Phillips #1 screws securing the power board to the device.

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Image 1/1:
  • Use a pair of tweezers to disconnect the power plug from the motherboard.

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Image 1/2: Image 2/2:
  • Remove the power board from the device.

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Image 1/3: The motherboard should now come free. Image 2/3: The motherboard should now come free. Image 3/3: The motherboard should now come free.
  • Use the flat end of spudger to gently pry the retaining flaps away from the motherboard.

  • The motherboard should now come free.

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Image 1/2: Ralink [https://cdn.sparkfun.com/datasheets/Wireless/WiFi/RT5350.pdf|RT5350|new_window=true] Wi-Fi SoC Image 2/2: Winbond [http://partner.winbond.com/NR/rdonlyres/16898431-2772-4CEA-8474-7E4AA855555F/0/W9825G6JH.pdf|W9825G6JH-6|new_window=true] 256 Mb 166 MHz SDRAM
  • Components on the motherboard:

    • Ralink RT5350 Wi-Fi SoC

    • Winbond W9825G6JH-6 256 Mb 166 MHz SDRAM

    • Macronix MX25L12835EMI-10G 128 Mb NOR Flash Memory

    • Momentary push button switch for factory reset

    • Momentary push button switch for power switch

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Image 1/2: Hongfa [http://www.hongfa.com/pro/pdf/HF3FA_en.pdf|HF3FA|new_window=true] 10 A Relay Image 2/2: Power Integrations [http://www.mouser.com/ds/2/328/linkswitch-ii_family_datasheet-8160.pdf|LNK606DG|new_window=true] 5.5 W AC/DC Converter
  • Components on the power board:

    • Hongfa HF3FA 10 A Relay

    • Power Integrations LNK606DG 5.5 W AC/DC Converter

    • TAICON 6.8 µF Capacitor (x2)

    • FOAI 680 µF Capacitor (x2)

    • JOYIN JVR10N471K 385 V 70 J Varistor

    • Chipsen EPC13 50 W Transformer

    • PANJIT International TB8S 800 V 30 A Bridge Rectifier Diode

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Image 1/1:
  • Final layout.

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