Garmin Nuvi 680 Troubleshooting

Device won't turn on ¶ 

No matter what you do, you can't get your Garmin Nuvi 680 to turn on.

Dead or Bad Battery ¶ 

If your device won't turn on, you may need to charge the battery. If the battery will not charge, the battery may need to be replaced.

Battery replacement guide

Bad display ¶ 

If the screen is not powering up when the device is powered on, the screen may be broken and should be replaced. If sound comes from the device, it is likely the motherboard is working, and only the display needs to be replaced.

Before replacing the display, check that the ribbon cables connecting the display to the motherboard are connected securely.

Display replacement guide

Bad motherboard ¶ 

If the device will not turn on, the motherboard may be defective and needs to be replaced.

Motherboard install guide

Device is frozen ¶ 

The GPS will turn on, but it is not responding to commands.

Device needs to be reset ¶ 

If the device is not responding, it may need to be reset. The reset button is located under the antenna. While the device is off, press and hold the reset button for 5 seconds. The device is now reset and can be powered on.

Dead or bad battery ¶ 

If the device is not responding, it may not have enough power to work properly. Charge the device completely and then reset the device. If charging does not work, the battery may need to be replaced.

Battery replacement guide

Bad motherboard ¶ 

If the device is still not responding, the motherboard may be defective and needs to be replaced.

Motherboard install guide

The touchscreen display is not working ¶ 

The screen turns on but is not responding to touch correctly.

Display requires calibration ¶ 

If the touchscreen is incorrectly detecting where your finger touches the screen, the screen may need to be calibrated. The display can be re-calibrated by navigating to to menu, and then display. Push re-calibrate to re-calibrate the display.

For additional aid, see page 35 of the owner's manual here.

Dead or bad battery ¶ 

If the screen is not responding to touch, the device may not have enough power to function properly. Recharge the battery completely and try again. If the battery does not charge, it may need to be replaced.

Battery replacement guide

Bad display ¶ 

If the screen is still not responding to touch commands or displaying properly, the display may need to be replaced. If sound comes from the device, it is likely the motherboard is working, and only the display needs to be replaced.

Before replacing the display, check that the ribbon cables connecting the display to the motherboard are connected securely.

Display replacement guide

No sound playing ¶ 

The device appears to be working, but there is no sound.

Volume is muted ¶ 

Make sure the volume is not turned down or off.

No voice selected ¶ 

If there is no sound, voice guidance may be disabled. The voice can be re-enabled in the voice menu by selecting a voice.

Dead or bad battery ¶ 

If you can not get any sound, the device may not have enough power to use the speaker, charge the battery. If the battery does not charge, it may need to be replaced.

Battery replacement guide

Broken speaker ¶ 

If there still is no sound, the speaker may be broken and needs to be replaced.

Speaker replacement guide

No satellite signal ¶ 

The device appears to be functioning, but it cannot get a signal.

Signal interference ¶ 

If you cannot get a signal, you may need to go outside. The Gdevice is designed for outdoor use and may not receive a signal inside buildings. The device may take several minutes to fully connect under normal conditions.

Dead or bad battery ¶ 

If you cannot get a signal, the device may not have enough power to function properly. Charge the battery completely and try again. If the battery does not charge, it may need to be replaced.

Battery replacement guide

Out of date software ¶ 

Your device may be unable to connect to satellites because the software is outdated. Connect the device to a computer and update the software.

For additional aid, see page 39 of the owner's manual here.

Broken antenna ¶ 

If you still cannot get a signal, the antenna may be broken and needs to be replaced.

Antenna replacement guide

Device Page ¶ 

For repair guides, visit the Garmin Nuvi 680 Device Page

One Comment

Touch screen not working? Follow trouble shooting instructions in your Garmin Manual or recalibrate screen as follows:-

1. Press and hold power button for 1 minute until Calibration screen appears.

2. Follow instructions by pressing the Dots as they appear at different areas of the screen until calibration is complete.

3. Reboot GPS & test operation.

Richard Yhip - Reply

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