Installing A Nimh Battery Pack; Charging The Battery Pack - Garmin GPSMAP 66s Owner's Manual

Installing a NiMH Battery Pack

The GPSMAP 66s/st device operates using a NiMH battery pack (optional) or two AA batteries (Installing
Batteries, page 3).
NOTE: The GPSMAP 66sr is not compatible with the NiMH battery pack.
1 Turn the D-ring counter-clockwise, and pull up to remove the cover.
2 Locate the battery pack .
3 Insert the battery pack, observing polarity.
4 Gently press the battery pack into place.
5 Replace the battery cover, and turn the D-ring clockwise.

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.
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, page 38).
You can charge the battery using a standard wall outlet or a USB port on your computer.
1 Pull up the weather cap from the USB port .
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.
4 Introduction