Garmin GPS 126 Manual

The Garmin GPS 126 is a rugged, waterproof handheld GPS receiver designed for marine and outdoor navigation. It features a high-sensitivity GPS receiver, built-in worldwide basemap, TracBack® technology to retrace your path, waypoint and route storage, sunrise/sunset times, and an intuitive interface. Below are key sections for safety, features, installation, setup, operation, and troubleshooting.

Features at a Glance

Key components: Waterproof case, high-contrast display, internal GPS antenna, power/data port, and wrist strap.

Feature	Description
Waterproof Rating	IPX7 (submersible to 1 meter for 30 minutes)
GPS Receiver	High-sensitivity, WAAS-enabled
Display	Monochrome LCD, sunlight readable
Basemap	Built-in worldwide map with major landmarks
Waypoints/Routes	500 waypoints, 20 reversible routes
TracBack®	Retrace your path to starting point
Power Source	2 AA batteries (alkaline or NiMH)
Interface	NMEA 0183 compatible for marine use
Sunrise/Sunset	Calculates times for current location
Backlight	Adjustable for night use

Installation

Unpack and inspect contents. Ensure all components are present.

1. Insert batteries: Open battery compartment, install 2 AA batteries observing polarity.
2. Attach wrist strap: Thread through provided loop for secure handling.
3. Initial power on: Press and hold POWER button to start unit.
4. Mounting options: Use optional bracket for fixed mounting on boat or vehicle.

WARNING! Use only recommended batteries. Do not expose to extreme temperatures during installation.

First-Time Setup

Power on GPS; follow on-screen prompts.

1. Acquire satellite signal: Place unit outdoors with clear sky view for initial fix (may take several minutes).
2. Set language: In SETUP menu, select preferred language (default ENGLISH).
3. Set units: Choose nautical miles/statute miles/kilometers, feet/meters, etc.
4. Set time: Configure time zone and format (12/24 hour).
5. Calibrate compass: Follow on-screen instructions if applicable.

CAUTION! Initial satellite acquisition requires clear view of sky. Avoid tall buildings and dense foliage.

Specifications

• Dimensions: 5.7" x 2.2" x 1.3" (H x W x D).
• Weight: 7.5 oz with batteries.
• Waterproof: IPX7 standard.
• GPS Receiver: High-sensitivity, 12 parallel channels.
• Accuracy: Position: <10 meters, Velocity: 0.1 knot RMS.
• Waypoints: 500 with name and symbol.
• Routes: 20 reversible routes with up to 50 points each.
• Tracks: 10,000 points, 20 saved tracks.
• Battery Life: Up to 18 hours (typical use with AA alkaline).
• Operating Temp: -15°C to 70°C (5°F to 158°F).

Controls and Settings

Access menus via PAGE and ENTER buttons. Front Panel: POWER, PAGE, ENTER, ROCKER key (up/down/left/right).

Key Functions: POWER (on/off, backlight), PAGE (cycle through main pages), ENTER (select/mark), ROCKER (navigate menus, zoom maps).

Main Pages: Satellite (signal strength), Map (navigation view), Compass (bearing pointer), Highway (course deviation), Main Menu (access all functions). Settings: Units, Time, Display contrast, Backlight timeout, System reset.

Connecting Devices

Data/power port for optional cables to computer or NMEA 0183 compatible devices.

1. Turn off GPS before connecting cables.
2. Connect to PC: Use optional data cable to update software or transfer waypoints/routes.
3. Connect to marine instruments: Use NMEA 0183 cable to share position data with chartplotters or autopilots.
4. External power: Use optional power cable for continuous use without batteries.

Tip: Ensure connections are secure and waterproof if used in marine environments.

Navigation & Waypoints

Create and navigate to waypoints, follow routes, use TracBack®.

1. Mark waypoint: Press and hold ENTER at desired location, edit name/symbol if needed.
2. Go to waypoint: Select from waypoint list, choose "Go To" for navigation.
3. Create route: In Route menu, select points from waypoint list to build route.
4. Follow route: Select route, choose "Navigate" to follow defined path.
5. TracBack®: Retrace your path by activating TracBack feature from track log.
6. Project waypoint: Create new waypoint at specified distance and bearing from current location.
7. Sunrise/sunset: View times for current date and location in the Almanac page.

WARNING! GPS is an aid to navigation. Always use in conjunction with proper charts and traditional navigation methods.

Accessibility Features

Display contrast and backlight adjustable for varying light conditions. Audible alerts for proximity to waypoints or course deviation (when connected to external alarm). Large, legible fonts on high-contrast display.

Care & Cleaning

Remove batteries if storing for extended periods. Clean with fresh water after saltwater use. Use soft, damp cloth for display; avoid solvents or abrasive cleaners.

CAUTION! Do not charge non-rechargeable batteries. Keep battery compartment clean and dry.

Regulatory Information

FCC Part 15: Class B digital device; complies with interference limits. This device complies with part 15 of the FCC Rules. Operation is subject to the condition that this device does not cause harmful interference. Copyright © Garmin Ltd. or its subsidiaries. For support, visit www.garmin.com or contact Garmin Product Support.

Troubleshooting

Symptom	Possible Cause	Corrective Action
No power	Dead batteries	Replace with fresh AA batteries; check polarity.
Poor satellite reception	Obstructed view	Move to open area; ensure clear view of sky.
Inaccurate position	Weak signal	Wait for stronger signal; ensure WAAS enabled if available.
Waypoint not saved	Memory full	Delete unused waypoints to free space.
Display difficult to read	Contrast setting	Adjust contrast in Setup menu; use backlight in low light.
Unit not connecting to PC	Driver/cable issue	Ensure correct cable; install Garmin software/drivers if required.

Reset: System > Reset > Clear All User Data (warning: erases all waypoints, routes, tracks).

Service: Contact Garmin Product Support or visit www.garmin.com for firmware updates and service information.