How to Change Batteries in a Logitech Harmony 665 Remote

Replacing Batteries in Your Logitech Harmony 665

• 💡 Flip the remote over to access the battery compartment lid.
• 📌 Gently remove the plastic lid to expose the batteries.

Correct Battery Insertion

• 🔋 Observe the markings on the plastic lid or inside the compartment for correct battery orientation (minus and plus).
• ⚡ Insert the first battery according to the indicated polarity.
• ⚡ Insert the second battery, ensuring it also aligns with the correct positive and negative terminals.

Final Steps and Testing

• ✅ Close the battery lid securely.
• 🚀 Test the remote to confirm it is working properly.
• 💡 Ensure batteries are inserted correctly if the remote does not function after replacement.