How to Replace the Battery in a TomTom Go 720

Written by deborah mcdonald
  • Share
  • Tweet
  • Share
  • Pin
  • Email
How to Replace the Battery in a TomTom Go 720
(Jupiterimages/ Images)

Taking apart a TomTom automotive navigation system can seem daunting, but it's easier than it appears. While it is true that a TomTom GO 720 is more complicated to take apart than other TomTom models, it's still the only way to replace the battery.

Skill level:

Things you need

  • Star-head screwdriver
  • Small flathead screwdriver
  • New battery pack

Show MoreHide


  1. 1

    Set the TomTom face down on a soft surface.

  2. 2

    Pull out the four rubber pegs that act as feet.

  3. 3

    Unscrew the four star-head screws that were under the feet.

  4. 4

    Pull off the housing.

  5. 5

    Unscrew the two star-head screws holding the round GPS antenna board in place.

  6. 6

    Pull out the round GPS antenna board.

  7. 7

    Remove the four screws in the main board.

  8. 8

    Lift out the main board until you can see the wires leading to the speaker, battery, hard disk and screen.

  9. 9

    Remove the wire leading to the speaker.

  10. 10

    Remove the wire going to the battery.

  11. 11

    Remove the rubber strip that's glued to the screen's flat cable.

  12. 12

    Lift the tabs on each side of the flat screen cable and remove it.

  13. 13

    Lift the tabs on each side of the flat battery cable and remove it.

  14. 14

    Lift out the main board.

  15. 15

    Remove the frame from around the screen by pressing down on the tabs underneath of it with a flathead screwdriver. There should be two tabs on each side.

  16. 16

    Pry off the LCD screen from the frame using a flathead screwdriver.

  17. 17

    Remove the screws on both sides of the frame that are mounted on black strips.

  18. 18

    Remove the hard disk.

  19. 19

    Pull off the rubber strips that are glued to the battery from the side.

  20. 20

    Unscrew the screw holding in the battery support strip.

  21. 21

    Remove the battery support strip.

  22. 22

    Pull up the dock release mechanism. It's the triangular piece holding in the battery.

  23. 23

    Slide the battery out of its frame.

  24. 24

    Slide the new battery into place.

  25. 25

    Reassemble your TomTom by following these steps in reverse.

Don't Miss

  • All types
  • Articles
  • Slideshows
  • Videos
  • Most relevant
  • Most popular
  • Most recent

No articles available

No slideshows available

No videos available

By using the site, you consent to the use of cookies. For more information, please see our Cookie policy.