Logitech Harmony Companion Remote Motherboard Replacement

Introduction

The motherboard is a central part in the operation of your Companion remote. If your remote is not working after adjusting the settings and replacing the battery, you may need to replace the motherboard. All you need for this guide is a plastic opening tool and a Phillps #0 screwdriver.

What you need

Step 1 Remote Battery

Logitech Harmony Companion Remote Motherboard Replacement, Remote Battery: step 1, image 1 of 1

Hold the remote with the Logitech label toward you.

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Step 2

Push the battery cover upward.

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MY Logitech Harmony smart control does NOT have a battery door. There is absolutely no way to get to any battery HELP

ussscamp - Jul 22, 2020 Reply

Step 3

Logitech Harmony Companion Remote Motherboard Replacement: step 3, image 3 of 3

Use your finger to lift the battery out of the compartment.
When the battery has lifted, push it up to remove it.

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Step 4 Remote Motherboard

Logitech Harmony Companion Remote Motherboard Replacement, Remote Motherboard: step 4, image 1 of 2

Logitech Harmony Companion Remote Motherboard Replacement, Remote Motherboard: step 4, image 2 of 2

Remove the two 5.0 mm Phillips #0 screws.

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Step 5

Use the plastic opening tool to pry open the back cover of the remote.
It is recommended to have the point of the opening tool facing the back of the remote.
Insert the opening tool on each side of the bottom of the remote, and pull up until you hear the cover click open.
Pry the back cover off by sliding the plastic opening tool down each side.

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Step 6

Use the plastic opening tool to remove the motherboard.

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Pay careful attention to how the battery holders (the wires at the top) are positioned before removing, especially the springs which are designed to push the battery out when lifted, but if not carefully reinstalled will not allow the battery click into place.

Tom Scott - May 5, 2020 Reply