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Charging the Battery Pack

NOTICE

To prevent corrosion, thoroughly dry the USB port, the weather cap, and the surrounding area before charging or connecting to a computer.

NOTICE

Do not attempt to use the device to charge a battery that was not provided by Garmin®. Attempting to charge a battery that was not provided by Garmin can damage the device and void the warranty.

Before you can connect the USB cable to your device, you may need to remove optional mount accessories.

NOTE: The device does not charge when outside the approved temperature range ( GPSMAP 66s/st Specifications).

You can charge the battery using a standard wall outlet or a USB port on your computer.

  1. Pull up the weather cap Callout number 1 from the USB port Callout number 2.

    USB port with callouts
  2. Plug the small end of the USB cable into the USB port on your device.
  3. Plug the large end of the USB cable into an AC adapter or a computer USB port.
  4. If necessary, plug the AC adapter into a standard wall outlet.

    When you connect the device to a power source, the device turns on.

  5. Charge the battery completely.
GUID-C8E8E9D8-9FB4-41B8-B0BC-716C62EB54AB v6
February 2024
© 2018 Garmin Ltd.