Completely clearing the memory of a 478?

Discussion in 'Mapping & Navigation' started by spagthorpe, May 25, 2010.

  1. spagthorpe

    spagthorpe Long timer

    Joined:
    Aug 9, 2002
    Oddometer:
    15,228
    Location:
    San Diego
    I have to send in my 478....RMA....bad memory. What is the best way to completely wipe all history, maps, waypoints, tracks, etc from the GPS?
    #1
  2. Dolly Sod

    Dolly Sod I want to do right, but not right now

    Joined:
    Aug 18, 2003
    Oddometer:
    15,252
    Location:
    Richmond, Va
    Here's a link to some unofficial commands..

    LINK
    #2