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Discontinued Garmin Marine Device Master Reset List

Use caution when performing a master-reset on a discontinued device. The devices on this list are no longer repaired and if the master reset damages the unit it cannot be replaced or repaired. If possible, back up user data, if the required equipment is not available (devices that utilize Garmin Data cards) user data will be lost. 


echoMAP™ 4x chartplotters | echoMAP™ 5x chartplotters | echoMAP™ 7x chartplotters (non-touchscreen) | echoMAP™ 9x chartplotters


To perform a master reset:

  1. Turn the chartplotter Off

  2. Hold the Home and Power buttons until a message appears asking to delete or erase all user settings?

  3. Select Yes

The chartplotter will now reset.



echoMAP™ 70s  series (touchscreen)

To perform a master reset:

  1. Turn the chartplotter Off

  2. Hold the Power button until the Garmin logo appears

  3. Hold the upper-left corner of the display until Delete all user settings? appears

  4. Select Yes

The chartplotter will now reset.


Discontinued GPSMAP® Series


GPSMAP® 16x chartplotters | GPSMAP® 17x chartplotters | GPSMAP® 17xC chartplotters | GPSMAP® 182 chartplotters | GPSMAP® 182C chartplotters | GPSMAP® 188 chartplotters | GPSMAP® 188C chartplotters | GPSMAP® 192 chartplotters | GPSMAP® 198C chartplotters | GPSMAP® 232 chartplotters | GPSMAP® 238 chartplotters | GPSMAP® 276C chartplotters | GPSMAP® 29x chartplotters | GPSMAP® 2xxx chartplotters | GPSMAP® 376C chartplotters | GPSMAP® 378 chartplotters | GPSMAP® 39x chartplotters | GPSMAP® 3xxx chartplotters | GPSMAP® 478 chartplotters | GPSMAP® 49x chartplotters

To perform a master reset:

  1. Turn the chartplotter Off

  2. Hold the Quit and Power buttons until the message, Do you really want to erase all user data? appears

  3. Select Yes


The chartplotter will now reset.



GPSMAP® 180 chartplotters |GPSMAP® 185 chartplotters | GPSMAP® 230 chartplotters |GPSMAP® 235 chartplotters

To perform a master reset:

  1. Turn the chartplotter Off

  2. Hold the Quit and Power buttons until the chartplotter finishes booting

  3. The chartplotter will not give a warning that a master reset is about to take place


The chartplotter will now reset.



GPSMAP® 21x chartplotters | GPSMAP® 2x chartplotters

To perform a master reset:

  1. Turn the chartplotter Off

  2. Hold the Data and Power buttons until the chartplotter finishes booting

  3. The chartplotter will not give a warning that a master reset is about to take place


The chartplotter will now reset.



GPSMAP® 4xx chartplotters |GPSMAP® 5xx chartplotters |GPSMAP® 8xx chartplotters | GPSMAP® 1xxx chartplotters | GPSMAP® 4xxx chartplotters |GPSMAP® 6xxx series

To perform a master reset:

  1. Turn the chartplotter Off

  2. Hold the Home and Power buttons until a message appears to erase or delete all user settings?

  3. Select Yes


The chartplotter will now reset.



GPSMAP® 7x0 chartplotters | GPSMAP® 5xxx chartplotters | GPSMAP® 70xx chartplotters | GPSMAP® 72xx chartplotters

To perform a master reset: 

  1. Turn the chartplotter On

  2. From the home screen, select Configure

  3. Select System

  4. Select System Information

  5. Select Factory Settings

  6. Select Yes


The chartplotter will now reset.



GPSMAP® 7x1 chartplotters | GPSMAP® 7x1xs chartplotters

To perform a master reset:

  1. Turn the chartplotter Off

  2. Hold the Power button until the Garmin logo appears

  3. Hold the upper left corner of the touchscreen until the message Delete all user settings? appears

  4. Select Yes


The chartplotter will now reset.



GPSMAP® 7x2 chartplotters | GPSMAP® 7x2xs chartplotters | GPSMAP® 9x2xs chartplotters | GPSMAP® 9x2 chartplotters

To perform a master reset:

  1. Turn the chartplotter Off

  2. Hold the Power Button as soon as the Garmin logo appears release power button

  3. When "I agree" appears quickly press and hold the top-left corner of the display until Delete All User Settings? appears

  4. Select Yes


The chartplotter will now reset.