Diagnostics

 

Need help troubleshooting your GPSMAP 64?
You may find the answers you need here before you contact Garmin.

• Have you viewed the FAQ?
• Are you having trouble with a Common Issue?
• Have you checked in the GPSMAP 64 discussion forum?
• Does the GPSrChive > How To... page have what you are looking for?
• Have you read the Garmin GPSMAP 64 series user manual (PDF/WEB)?

Troubleshooting

• The GPSMAP 64 does not respond. How do I reset the device?
  • Remove batteries.
  • Reinstall batteries.
  • Allow the GPSMAP 64 to cool if hot to the touch.

• How do I reset all settings back to factory defaults?
  • Setup > Reset > Reset All Settings.

• How do I Hard Reset my GPSMAP 64?
  • Power the GPSMAP 64 off.
  • Press and hold the (Page) and (Enter) buttons simultaneously.
  • Press and release the (Power) button.
  • The GPSMAP 64 will begin the boot process.
  • Release the (Page) and (Enter) buttons after backlight illuminates
  • When prompted "Erase all user data?", select [Erase] and press (Enter).

• My GPSMAP 64 is not acquiring satellite signals.
  • Power your GPSMAP 64 On.
  • Configure Setup > System > Satellite System = GPS.
  • Place the GPSr outside, in clear view of the sky, away from any obstructions, for several minutes.
  • If no improvement >30 minutes, from the Satellite page, select Menu > Use With GPS Off > Use With GPS On > AutoLocate Position.
  • Place the GPSr outside, in clear view of the sky, away from any obstructions, for several minutes.
  • If no improvement >30 minutes, perform Hard Reset (above) and repeat.

• My GPSMAP 64 will not charge.
  • Ensure the NiMH battery is properly installed.
  • Reduce backlight brightness.
  • Ensure temperature is between 32ºF and 122ºF (0ºC - 50ºC).

• My GPSMAP 64 battery gauge is not accurate.
  • Leave the device powered on until the battery is completely discharged.
  • Charge the battery fully without interruption.
  • Ensure Setup > System > Battery Type is set correctly.

• The batteries do not last very long.
  • See Maximizing Battery Life.

• How can I be sure my GPSMAP 64 is in USB Mass Storage Mode?
  • See Mass Storage Mode.

• My GPSMAP 64 is connected to a computer, but will not enter Mass Storage Mode.
  • See Forced Mass Storage Mode.

• I do not see any new removable drives in my list of drives.
  • Windows may be having trouble assigning a drive letter.
  • Select My Computer > Manage > Disk Management to assign drive letters.

• Why does my computer not recognize my GPSMAP 64?
  • Make sure you have the latest Garmin drivers installed.
  • Enter Forced Mass Storage Mode.
  • When prompted by the Found New Hardware Wizard, select "No not at this time" followed by "Install USB drivers automatically".
  • Once the driver installation is complete, select "Finish".
  • The computer should now recognize the GPSMAP 64 and installed microSD card as external storage drives.

• My GPSMAP 64 is not reading data from the microSD card.
  • Confirm the microSD card meets supported specifications.
  • Verify the microSD card is installed securely and correctly.
  • Ensure microSD card is formatted FAT32 (not exFAT).
  • Try using a different microSD card.

• My PC frequently displays "USB Device not recognized" when I connect my GPSr.
  • Try this solution.

• I'm having trouble pairing my GPSr with my smart phone via Garmin Connect or Explore.
  • Try this solution.

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Hidden Test Pages

• Hardware/Software ID and Display Test:
  • GPSMAP Powered Off
  • Hold (Enter) + (Power) to boot into diagnostic screen
  • Press (Page) to Open next test screen
  • Press (Quit) to Open previous test screen
  • Press (Enter) to Activate test options
  • Hold (Power) to Exit Diagnostic Menu

• Error Logs:
  • Open the Trip Computer page.
  • Press (Right) until final Trip Computer data page is displayed.
  • Press (Up) > (Right) > (Down) > (Left).
  • A diagnostic screen will appear displaying a list of recently logged exceptions.
  • The lower section of the page will display current memory usage and stats.
  • Select an exception from the list to view register dumps for that exception.
  • Repeat (Up) > (Right) > (Down) > (Left) to enter the Logging Control screen.
  • Press the (Quit) button to exit each diagnostic mode.

GARMIN Support

• Garmin USA Support
• Garmin GPSMAP 64 Support
• Garmin GPSMAP 64s Support
• Garmin GPSMAP 64st Support
• Garmin GPSMAP 64sc Support
• Garmin GPSMAP 64x Support
• Garmin GPSMAP 64sx Support
• Garmin GPSMAP 64csx Support
• Garmin Repair Center

Contact GARMIN

Email:

• Garmin support: outdoor.helpdesk@garmin.com
• GPSMAP 64 Firmware Issues: product.support@garmin.com
• Computer Software Issues: application.support@garmin.com

Phone:

• US: (913) 397-8200
• US Toll Free: (800) 800-1020
• Canada: (866) 429-9296