Introduction

A step-by-step guide to replacing the antenna in the Garmin Nuvi 680.

  1. Flip open the antenna on the back of the device.
    • Flip open the antenna on the back of the device.

    • Remove the two screws on the antenna cover using a T5 Torx screwdriver.

      • These screws are 4.42 mm long.

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  2. Remove the antenna cover.
    • Remove the antenna cover.

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    • The yellow wire is connected to the motherboard, so you cannot disconnect it until you finish opening the device.

    • Pull the antenna circuit board out of its case.

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    • Insert the pointed end of a spudger into the leftmost slit of the antenna case.

    • Push the spudger to the right.

    • Slide the antenna case out slowly or you may lose the antenna's spring. The spring is inside the black plastic that holds the antenna case to the device.

    • Slide the antenna case out of the device.

    • Reinstallation tip: first reassemble the antenna casing (place antenna back into its plastic cover), and then re-insert the entire assembly back into the GPS body.

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    • Remove the two screws on the back of the outer case using a T5 Torx screwdriver.

      • These screws are 10.82 mm long.

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    • Gently pull apart the front and back of the device. The front and back are still connected by ribbon cables.

    • Starting along the top, separate the front and back of the device by pushing an iPod-opening tool into the crack along each side of the case.

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    • Use a spudger to disconnect the yellow antenna wire from the ZIF connector on the back of the motherboard.

    • Remove the antenna.

    The antenna ribbon cable has a latch that must be lifted first. It's a light muddy brown color. It flips up and away in the opposite direction of the ribbon cable.

    ewkpates - Reply

Conclusion

To reassemble your device, follow these instructions in reverse order.

Chris Marzano

Member since: 01/20/2011

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6 Guides authored

Team

Cal Poly, Team 5-22, Amido Winter 2011 Member of Cal Poly, Team 5-22, Amido Winter 2011

CPSU-AMIDO-W11S5G22

5 Members

7 Guides authored

One Comment

Where can you find the replacment antenna?

All I see is external antennas on the net.

Dennis - Reply

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