Introduction
The Garmin Montana 680t is a robust GPS/GLONASS navigator designed for hiking and outdoor activities. Featuring a 4-inch widescreen touchscreen display, preloaded TOPO maps, and an 8-megapixel camera, this device is engineered for reliable navigation and data capture in various environments. This manual provides essential information for setting up, operating, maintaining, and troubleshooting your Montana 680t.

Image: Garmin Montana 680t handheld GPS device, showcasing its rugged design and clear display.
What's in the Box
- Montana 680t device
- Lithium-ion battery pack
- USB cable
- AC charger
- Quickstart Guide

Image: Contents of the Garmin Montana 680t box, including the device, battery, USB cable, AC charger, and Quickstart Guide.
Setup
- Install Battery: Open the battery compartment cover on the back of the device. Insert the provided lithium-ion battery pack, ensuring proper orientation. Close the cover securely.
- Charge Device: Connect the USB cable to the device and the AC charger. Plug the AC charger into a wall outlet. Allow the device to fully charge before first use.
- Power On: Press and hold the power button located on the side of the device until the screen illuminates.
- Initial Setup: Follow the on-screen prompts to select your language, time zone, and other initial settings.
- Acquire Satellite Signal: For optimal performance, use the device outdoors with a clear view of the sky to acquire a strong GPS/GLONASS satellite signal.
Key Features
- GPS and GLONASS: High-sensitivity, WAAS-enabled GPS receiver with Hotfix satellite prediction and GLONASS support for quick, precise positioning, even in challenging terrain.
- Preloaded TOPO Maps: Includes preloaded TOPO U.S. 100K maps for detailed terrain information.
- 8 Megapixel Camera: Capture high-quality, geotagged images automatically with the built-in 8-megapixel digital camera.
- Birdseye Satellite Imagery: Comes with a 1-year Birdseye Satellite Imagery subscription for a realistic overhead view of your surroundings.
- Track Manager: Organize and navigate through waypoints, routes, and track logs with ease.
- Touchscreen Display: A 4-inch color touchscreen that is easy to read in various lighting conditions.

Image: Garmin Montana 680t highlighting its 8-megapixel camera for geotagged photos.
Operating Instructions
- Navigation: Use the touchscreen to pan and zoom on maps. Select a destination using the 'Where To?' option and follow the on-screen directions.
- Marking Waypoints: To mark your current location as a waypoint, select 'Mark Waypoint' from the main menu. You can then customize the name and symbol.
- Using the Camera: Access the 8-megapixel camera from the main menu. Point the device at your subject and tap the screen to take a photo. Photos are automatically geotagged with location data.
- Track Recording: Start and stop track recording from the Track Manager. This feature logs your path, allowing you to review your journey or navigate back along the same route.
- Adjusting Brightness: Tap the power button briefly to access the quick menu, then adjust the screen brightness slider for optimal visibility.

Image: Garmin Montana 680t displaying detailed preloaded TOPO maps for outdoor navigation.
Maintenance
- Cleaning: Clean the device and screen using a soft, lint-free cloth. Avoid abrasive cleaners or solvents.
- Battery Care: Store the device in a cool, dry place when not in use. Avoid extreme temperatures. Fully charge the battery before extended storage.
- Software Updates: Regularly check for software updates using Garmin Express to ensure optimal performance and access to new features.
- Storage: When storing the device for long periods, remove the battery pack to prevent leakage.
Troubleshooting
- Device Not Powering On: Ensure the battery is fully charged and correctly installed. Try connecting to an AC power source.
- Poor Satellite Signal: Move to an open area with a clear view of the sky. Ensure the device is not obstructed by buildings or dense foliage.
- Touchscreen Unresponsive: Perform a soft reset by holding the power button until the device restarts. If the issue persists, ensure the screen is clean and dry.
- Maps Not Displaying Correctly: Verify that the correct map regions are enabled in the map settings. Ensure the device software is up to date.
Specifications
| Product Dimensions | 1.4 x 2.9 x 5.7 inches |
| Item Weight | 10.2 ounces |
| Item Model Number | 010-01534-11 |
| Batteries | 1 Lithium Polymer batteries required (included) |
| Battery Life | 16 Hours |
| Screen Size | 4 Inches |
| Display Resolution | 272 x 480 pixels |
| Special Features | Touchscreen, GPS/GLONASS, 8 MP Camera, Preloaded TOPO Maps |
| Map Type | TOPO U.S. 100K (not routable) |
| Internal Memory | 8 GB |
Warranty and Support
The Garmin Montana 680t comes with a standard manufacturer's warranty. For detailed warranty information, product registration, and technical support, please visit the official Garmin website or refer to the warranty card included in your product packaging. You can also visit the Garmin Store on Amazon for additional resources and product information.





