3-15190-01182-00 Rev. A Garmin GTR 225/225A/225B Pilot’s Guide3.4.5 Load DatabaseThe GTR 225 has a USB connector to allow for easily updating the systemdatabases.NOTE: Garmin recommends the use of a USB 2.0 compatible USB flashdrive for updating the database.1. Insert the supplied cable into the USB port on the top rightcorner of the GTR 225.2. Insert the USB memory device into the other end of thecable.USB CableUSB Memory DeviceUSB PortFigure 3-25 USB Update Progress3. Press FUNC to access the Functions. Turn the LARGE knobto select the SYS Function. Turn the SMALL knob to view theLoad Database function. Then, press the ENT key.Figure 3-38 Database Update Display4. Verify the database version on USB. Then, press the ENT key.Updating will begin automatically.Figure 3-39 Verify Database Version