Garmin Forerunner 405 Battery Replacement

Garmin Forerunner 405 Battery Replacement

Garmin Forerunner 405 Battery Replacement Use this repair guide to replace a battery on a Garmin Forerunner 405.

Written By: Kyle Kiwczak

© iFixit — CC BY-NC-SA

www.iFixit.com

Page 1 of 4

Garmin Forerunner 405 Battery Replacement

INTRODUCTION This guide will walk you through the process of replacing a dead or dying battery in a Garmin Forerunner 405.

TOOLS: T5 Torx Screwdriver (1)

© iFixit — CC BY-NC-SA

www.iFixit.com

Page 2 of 4

Garmin Forerunner 405 Battery Replacement

Step 1 — Unscrew 

Unscrew the four 6.35 mm Torx T5 screws securing the backing of the watch.



Pull the backing off the watch.

Step 2 — Separate Component

© iFixit — CC BY-NC-SA

www.iFixit.com

Page 3 of 4

Garmin Forerunner 405 Battery Replacement

Step 3 — Separate 

Pull the battery wires out from the motherboard.



Replace battery module with backing of watch.

Step 4 — Replace

To reassemble your device, follow these instructions in reverse order. This document was last generated on 2017-07-09 03:10:45 AM.

© iFixit — CC BY-NC-SA

www.iFixit.com

Page 4 of 4