Fitbit Alta HR Battery Replacement

ID: 154880

Description: This is a guide to replace the battery in the...

Steps:

1. Push in the clip and slide off the strap from each side.

2. Use a spudger to remove the front cover.

3. Use a spudger to lift the display.

4. Use a spudger to disconnect the cable that connects the heart rate monitor to the motherboard.

5. Use a hex 0.7 screwdriver to remove the screws from the motherboard.

6. Use a spudger to lift the motherboard.

7. Use a spudger to lift the battery.
8. When the battery is lifted, the connected components (display, motherboard, battery) will come out.

9. Use a soldering iron to desolder the two battery contacts from the motherboard.
10. Ensure positive and negative wires are in the correct positions. There are + and – signs on the motherboard. Red is positive. Black is negative.
11. Use a soldering iron and lead-free solder to solder the new battery to the motherboard.