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GARMIN eTrex Legend HCx Firmware Upgrades

Firmware: V3.20 - V3.10 - V3.00 - V2.80 - V2.70 - V2.60 - V2.50 - V2.40 - V2.30

The following lists of changes are based on information provided by GARMIN. Changes or improvements which we consider important or especially useful are shown highlighted.

To view the current firmware version, complete the following steps:

  1. Press the Menu key twice until you see the Main Menu screen.
  2. Select "Setup" and press the click stick.
  3. Select "System" and press the click stick.
  4. Press the Menu key.
  5. Select "Software Version" and press the click stick.
  6. The current firmware version will be displayed on the screen.
  7. Press the click stick to quit the screen.

Each upgrade replaces the complete firmware in the GPS, which means you need to install only the version you wish to apply. There is no need to install any previous versions.


Changes made from version 3.10 to 3.20: (released 12/03/2009)

  1. Fix shutdown issue when press menu key at first power on with 100% backlight setting.
  2. Fix minutes to hours roll over issue.

Firmware Upgrade V3.20 (Self-extracting ZIP-file, requires a PC and a connection cable, 2.0 MB)

To table of contents


Changes made from version 3.00 to 3.10: (released 08/28/2009)

  1. Fix potential lock up when SD card installed.
  2. Fix the contour data intermittently drawing over interstates of Topo Map.
  3. Improve the blue shading color when using the setting 'Marine colors' in Daytime display mode.
  4. Correct upside down direction of vertical speed.
  5. Fix incorrect highlight index at unit field in 'Area Calculation' page after select reset in menu.

Firmware Upgrade V3.10 (Self-extracting ZIP-file, requires a PC and a connection cable, 2.0 MB)

To table of contents


Changes made from version 2.80 to 3.00: (released 05/12/2009)

  1. Add support for maps greater than 2 GB.
  2. Correct wrong indication of 'Vertical speed' and 'Glide ratio'.

Firmware Upgrade V3.00 (Self-extracting ZIP-file, requires a PC and a connection cable, 1.9 MB)

To table of contents


Changes made from version 2.70 to 2.80: (released 10/13/2008)

  1. Fix 'Highway Page' shutdown issue with menu key operation.
  2. Correct power-on failure issue.

Firmware Upgrade V2.80 (Self-extracting ZIP-file, requires a PC and a connection cable, 1.9 MB)

To table of contents


Changes made from version 2.60 to 2.70:

  1. Improve distance calculation in odometer.
  2. Fix system freeze issue.
  3. Fix shutdown issue when browse detail map.
  4. Correct user grid.
  5. Disable route calculation icon when GPS is off.

Firmware Upgrade V2.70 (Not available for download)

To table of contents


Changes made from version 2.50 to 2.60: (released 02/04/2008)

  1. Correct German translation of 'delete all waypoints'.
  2. Fix data card unlock failure when 2 cards of the same map set are used in one device.
  3. Improve sun times for polar regions.
  4. Fix issue where ETA in non motor vehicle modes can be unreasonably short.
  5. Increase precision of distance measurement to the cursor on the map page.
  6. Allow backlight adjustment on the track back point selection page.
  7. Fix shutdown when editing Estonian Grid coordinates.
  8. Correct daylight saving time for New Zealand.
  9. Improve selection of the names of cross roads with NT maps.
  10. Correct potential shutdown when viewing a vertical profile.
  11. Correct European word translation of 'Find' and 'Mark'.
  12. Support multiple languages in American version.
  13. Fix screen fading issue in cold temperature.
  14. Correct direction symbol of vertical speed.
  15. Fix reboot issue of GPS firmware update.
  16. Correct battery issue of lithium battery.

Firmware Upgrade V2.60 (Self-extracting ZIP-file, requires a PC and a connection cable, 1.9 MB)

To table of contents


Changes made from version 2.40 to 2.50: (released 12/19/2007)

  1. Removed the turn backlight on action when unit is initially powered on.

Firmware Upgrade V2.50 (Self-extracting ZIP-file, requires a PC and a connection cable, 1.9 MB)

To table of contents


Changes made from version 2.30 to 2.40: (released 09/26/2007)

  1. Changed odometer calculation to more closely match track log distance.
  2. Change number of lines of text in the address field on map feature review page from 4 to 6.
  3. Limit number of custom POI bitmaps to 64 to ensure enough memory resources.
  4. Added better compatibility with Mac computers in USB mass storage mode.
  5. Improved pedestrian route calculation for shortest distance method.
  6. Changed datum used in the SWEREF 99TM grid from GEO_NAD83 to GEO_NONE_GRS80.
  7. Changed datum used in the Estonian grid from GEO_NAD83 to GEO_NONE_GRS80.
  8. Fix potential shutdown when using TOPO West 1999.
  9. Fix potential shutdown on track setup for data card when track log files have long file names.
  10. Corrected French translation for 'Log track points'.
  11. Improve track log recording for sensor products to continue recording sensor data even when GPS doesn't have a fix.
  12. Fix potential shutdown when propagating in a cul-de-sac across a map boundary.
  13. Add A905/D900 unlock code communication protocol.
  14. Make route recalculation on MPC maps (MapSource Custom maps) behave like City Navigator maps.
  15. Fix second power on issue.
  16. Fix WebUpdater issue of GPS firmware.

Firmware Upgrade V2.40 (Self-extracting ZIP-file, requires a PC and a connection cable, 2.0 MB)

To table of contents


Changes made from version 2.20 to 2.30: (released 08/03/2007)

  1. Fixed Swiss grid issue.
  2. Fixed postcode issue with City Navigator Europe V9 NT.
  3. Change 'Lithium Ion' text to 'Lithium'.

Firmware Upgrade V2.30 (Self-extracting ZIP-file, requires a PC and a connection cable, 1.9 MB)

To table of contents


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