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Forerunner 620 Battery and/or Screen Replacement

Introducción

Use this guide to repair and replace the battery and, by extension, the screen, in a Garmin Forerunner 620. The battery is soldered in, and the screen needs to be completely removed before you can access it. Nonetheless, if you're having battery issues, this is the guide for you.

Qué necesitas

  1. Forerunner 620 Battery and/or Screen Replacement, Remove LCD: paso 1, imagen 1 de 2 Forerunner 620 Battery and/or Screen Replacement, Remove LCD: paso 1, imagen 2 de 2

    • Carefully remove the display of the watch by thoroughly heating the display and gently prying with the help of a suction cup.

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  2. Forerunner 620 Battery and/or Screen Replacement, Remove the main board: paso 2, imagen 1 de 1

    • Remove the screws which secure the main board in place.

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  4. Forerunner 620 Battery and/or Screen Replacement, Replace battery: paso 3, imagen 1 de 3 Forerunner 620 Battery and/or Screen Replacement, Replace battery: paso 3, imagen 2 de 3 Forerunner 620 Battery and/or Screen Replacement, Replace battery: paso 3, imagen 3 de 3

    • If the connector for the battery breaks, you can solder the connections directly to the motherboard.

    • If the connector is still intact, you can simply clip the new one into place.

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  5. Forerunner 620 Battery and/or Screen Replacement, Replace the LCD: paso 4, imagen 1 de 1

    • If the LCD is broken, you can replace it by removing the two flat cables which connect it to the main board.

    • The touch screen cable has a lock with a small white lever which should be lifted gently to remove the cable.

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  6. Forerunner 620 Battery and/or Screen Replacement, Glue and put it back: paso 5, imagen 1 de 3 Forerunner 620 Battery and/or Screen Replacement, Glue and put it back: paso 5, imagen 2 de 3 Forerunner 620 Battery and/or Screen Replacement, Glue and put it back: paso 5, imagen 3 de 3

    • You can now glue the display back in place using B-7000 adhesive.

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Conclusión

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

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phico

Miembro Desde 03/22/21

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10Guía Comentarios

Where did you find the replacement battery?

Clarence Chung - Contestar

I bought this model on Amazon : "

CELLONIC® Smartwatch Replacement Battery PD3032, 361-00047-0 Compatible with Garmin Approach S1, Forerunner 110, Forerunner 210, Forerunner 610, Forerunner S1 Replacement Battery 200 mAh Battery Fitness Tracker

"

Philippe Collignon -

Do you have the dimensions of the original battery?

Clarence Chung - Contestar

Is B7000 adhesive necessary?... or will E6000 also work the same?
Thanks in advance.

jjc - Contestar

Changed the battery, all good, except that the touch screen is no longer responding to my touch. :<

Clarence Chung - Contestar

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