The Garmin GPSMAP 64st is a rugged, handheld GPS device featuring a high-sensitivity GPS and GLONASS receiver, a 2.6-inch sunlight-readable color display, a built-in worldwide basemap with shaded relief, 8 GB of internal memory, a 3-axis tilt-compensated electronic compass, and a barometric altimeter. It supports wireless connectivity via ANT+® and Bluetooth® for data sharing and smartphone notifications. Below are key sections for safety, features, installation, setup, operation, and troubleshooting.
Key components: High-sensitivity GPS/GLONASS receiver, 2.6" color display, 3-axis compass, barometric altimeter, ANT+® and Bluetooth® wireless technology, microSD™ card slot, USB port.
| Feature | Description |
|---|---|
| GPS/GLONASS Receiver | High-sensitivity for improved positioning in challenging environments |
| 2.6-inch Display | Sunlight-readable, 160 x 240 pixels, color TFT |
| 3-Axis Compass | Tilt-compensated; shows heading while stationary or holding device at any angle |
| Barometric Altimeter | Tracks changes in pressure to pinpoint your precise altitude |
| Wireless Connectivity | ANT+® for sensors (heart rate, temperature); Bluetooth® for smartphone connectivity |
| Internal Memory | 8 GB; supports microSD™ card for additional map storage |
| Battery Life | Up to 16 hours (typical use) with 2 AA batteries |
| Rugged Design | IPX7 water-resistant; withstands immersion in 1 meter of water for up to 30 minutes |
| Preloaded Maps | Worldwide basemap with shaded relief; TOPO 100K maps for U.S. |
| Waypoint/Route Management | Stores up to 5000 waypoints, 200 routes, and 250 saved tracks |
Unpack and inspect contents. Install batteries and power on the device.
WARNING! Use only approved batteries and power sources. Do not immerse the device while ports are open.
Power on the device and follow the on-screen prompts to configure initial settings.
CAUTION! For accurate compass readings, keep the device away from magnetic sources (metal, electronics, power lines).
Access menus and functions using the physical buttons and the Rocker Pad.
Front Panel: POWER (hold to turn on/off), QUIT/MARK, MENU, ZOOM IN/OUT, Rocker Pad (up/down/left/right/ENTER).
Side Buttons: PAGE (cycles through main pages: Map, Compass, Trip Computer, etc.).
Navigation Basics: Use the Map page to see your location. Use MARK to save your current position as a waypoint. Use FIND to search for points of interest, waypoints, or cities. Use the Rocker Pad to move the cursor and ENTER to select.
Settings: Press MENU twice to access the main menu for system, display, routing, and sensor settings.
Connect to sensors, computers, and smartphones for enhanced functionality.
Tip: Ensure the device firmware is up to date via Garmin Express for optimal connectivity.
Navigate using preloaded maps, add custom maps, and manage waypoints.
WARNING! Always verify your route and have a backup navigation method. GPS signals can be obstructed.
Area Calculation, Sun & Moon Information, Hunt/Fish Calendar, Project Waypoint, Sight 'N Go.
Area Calculation: Measure the area of a field or plot by walking the perimeter. Access via Main Menu > Area Calculation.
Sight 'N Go: Aim the device's compass at a distant object to lock a bearing, then navigate along that line.
Project Waypoint: Create a new waypoint at a specified distance and bearing from an existing location.
Smartphone Notifications: When paired, view call, text, and app notifications on the device screen.
Clean the device with a soft, dry cloth. Do not use harsh chemicals, solvents, or compressed air.
Battery Care: Remove batteries if the device will not be used for several months. Use only compatible batteries.
Storage: Store in a cool, dry place away from direct sunlight and extreme temperatures.
CAUTION! Do not attempt to disassemble the device. There are no user-serviceable parts inside.
FCC Compliance: This device complies with part 15 of the FCC Rules. Operation is subject to the condition that this device does not cause harmful interference. Contains FCC ID: IPH-02917. IC: 1792A-02917.
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For support, visit support.garmin.com or contact Garmin Product Support.
| Symptom | Possible Cause | Corrective Action |
|---|---|---|
| Device will not power on | Dead/incorrect batteries | Install fresh AA batteries, ensuring correct polarity. Try a different brand/type. |
| Poor GPS accuracy/signal | Obstructed view of sky | Move to an open area. Ensure GPS+GLONASS is enabled in Settings > System > Satellite System. |
| Compass is inaccurate | Need calibration/magnetic interference | Recalibrate the compass (Settings > Sensors > Compass > Calibrate). Move away from metal objects. |
| Bluetooth pairing fails | Device not in pairing mode/old firmware | Ensure Bluetooth is enabled on both devices. Update device firmware via Garmin Express. |
| Maps not displaying | Map data corrupted/disabled | Check Map Manager (Settings > Map) to ensure the correct map is enabled. Reload map files if necessary. |
| Buttons not responding | Device locked/temporary software issue | Check if keylock is on (hold POWER button). Perform a soft reset if needed (remove batteries for 30 seconds). |
Reset: For persistent issues, perform a master reset via Settings > System > Reset > Reset All Settings (this will erase user data).
Service: If problems persist, contact Garmin Product Support or visit an authorized service center.