1. Introducció
The Garmin eTrex 20 is a rugged, waterproof handheld GPS navigator designed for outdoor activities such as hiking, geocaching, and general navigation. It features a 2.2-inch color display, a worldwide basemap, and supports paperless geocaching. This manual provides instructions for setting up, operating, maintaining, and troubleshooting your eTrex 20 device.
2. Producte acabatview
2.1 Característiques clau
- 2.2-inch 65K color TFT display for clear visibility.
- Supports paperless geocaching, allowing direct download of geocache information.
- Rugged and waterproof design for durability in various outdoor conditions.
- Includes a worldwide basemap with shaded relief for basic navigation globally.
- Up to 25 hours of battery life using 2 AA batteries.
- High-sensitivity, WAAS-enabled GPS receiver with HotFix satellite prediction.
- MicroSD card slot for additional map storage.
2.2 Components del dispositiu

Figura 2.2.1: Davant view of the Garmin eTrex 20, showing the screen, joystick, and buttons.

Figura 2.2.2: Enrere view of the Garmin eTrex 20, showing the battery cover and belt clip attachment point.

Figura 2.2.3: lateral view of the Garmin eTrex 20, highlighting the menu, back, and light buttons.
3. Configuració
3.1 Instal·lació de la bateria
- Localitza la tapa de la bateria a la part posterior del dispositiu.
- Turn the D-ring fastener counter-clockwise to unlock the cover.
- Traieu la tapa de la bateria.
- Insert two AA batteries, observing the polarity markings (+ and -).
- Replace the battery cover and turn the D-ring fastener clockwise to secure it. Ensure the cover is properly sealed to maintain water resistance.
Nota: AA batteries are not included with the device. Use high-quality alkaline or NiMH rechargeable batteries for optimal performance.
3.2 Engegada/apagada
- Per encendre el dispositiu, premeu i manteniu premut el botó Llum button on the right side of the device.
- Per apagar el dispositiu, manteniu premut el botó Llum botó fins que aparegui l'indicador d'apagada i, a continuació, seleccioneu Apagat.
3.3 Configuració inicial
Upon first power-on, the device will guide you through initial setup steps, including:
- Selecció d'idioma: Trieu el vostre idioma preferit.
- Zona horària: Set your current time zone.
- Format de la unitat: Select preferred units for distance, speed, and elevation.
4. Instruccions de funcionament
4.1 Navegació bàsica i menú principal
The eTrex 20 is operated using the joystick and side buttons. The main menu provides access to all device functions.
- Utilitza el Joystick to scroll through menu options and move the map cursor. Press the joystick to select an item.
- El Menú button (left side) opens the options menu for the current page or returns to the previous page.
- El Enrere button (right side) returns to the previous page.
- El Llum button (right side) controls the backlight and powers the device on/off.

Figura 4.1.1: Main menu screen of the eTrex 20, showing various application icons.
4.2 Map Screen
The Map screen displays your current location, tracks, waypoints, and routes. Use the joystick to pan the map. Press the Apropa i Allunya el zoom buttons (up/down arrows on the left side) to adjust the map scale.

Figura 4.2.1: Map screen displaying a route and current position.
4.3 Waypoints, Tracks, and Routes
- Punts d'interès: Mark and save specific locations. From the main menu, select Marca Waypoint to save your current location.
- Pistes: Record your path as you travel. The device automatically records a track log. You can save, view, and navigate saved tracks.
- Rutes: Create a sequence of waypoints to follow a planned path. Routes can be created on the device or transferred from a computer using Garmin BaseCamp programari.
4.4 Geocaching
The eTrex 20 supports paperless geocaching. You can download GPX files directly to the device, which contain geocache details, hints, and descriptions.
- Connect the eTrex 20 to your computer using a USB cable.
- Download GPX files from geocaching webllocs (per exemple, geocaching.com).
- Transfer the GPX files al Garmin/GPX folder on your device.
- Disconnect the device. From the main menu, select Geocachés a view and navigate to downloaded geocaches.
4.5 Connexió a un ordinador
To transfer data such as maps, waypoints, tracks, and geocaches, connect your eTrex 20 to a computer using a USB cable. The device will appear as a mass storage device. Garmin's free BaseCamp programari is recommended for managing data and maps.
5. Manteniment
5.1 Neteja del dispositiu
- Netegeu el dispositiu casing with a cloth dampacabat amb una solució detergent suau.
- For the screen, use a soft, lint-free cloth. Avoid abrasive cleaners or solvents.
- Ensure the USB port cover is closed when not in use to prevent dirt and moisture ingress.
5.2 Resistència a l'aigua
The eTrex 20 is waterproof to IEC 60529 IPX7 standards, meaning it can withstand incidental exposure to water of up to 1 meter for 30 minutes. Ensure the battery cover is properly sealed before exposing the device to water.
5.3 Emmagatzematge
When storing the device for extended periods, remove the batteries to prevent leakage. Store in a cool, dry place away from direct sunlight and extreme temperatures.
6. Solució De Problemes
| Problema | Causa possible | Solució |
|---|---|---|
| El dispositiu no s'encén. | Piles gastades o instal·lades incorrectament. | Canvieu les piles per unes de noves, assegurant-vos de la polaritat correcta. |
| Sense senyal GPS. | Obstruït view del cel; dispositiu a l'interior. | Desplaceu-vos a una zona oberta a l'aire lliure amb una zona clara view del cel. Espereu uns minuts per a l'adquisició del satèl·lit. |
| Map not displaying correctly. | Incorrect map settings; corrupted map data. | Check map settings in the device menu. Reinstall maps using Garmin BaseCamp si cal. |
| Durada de la bateria curta. | High backlight setting; old or low-quality batteries. | Reduce backlight brightness. Use new, high-quality alkaline or fully charged NiMH batteries. |
| Dispositiu no reconegut per l'ordinador. | Faulty USB cable; driver issues. | Try a different USB cable or USB port. Ensure Garmin USB drivers are installed on your computer. |
7. Especificacions
| Característica | Detall |
|---|---|
| Tipus de visualització | 2.2-inch 65K color TFT LCD |
| Resolució de visualització | 128 x 160 píxels |
| Dimensions (AxAxP) | 2.1" x 4.0" x 1.3" (5.4 x 10.3 x 3.3 cm) (Approximate) |
| Pes | 0.14 Kilograms (Approx. 4.9 oz) with batteries |
| Tipus de bateria | 2 piles AA (no incloses) |
| Durada de la bateria | Fins a 25 hores |
| Classificació de l'aigua | IPX7 (submergible fins a 1 metre durant 30 minuts) |
| Mapa base | Worldwide with shaded relief |
| Memòria | 1.7 GB internal, microSD card slot |
| Interfície | USB |
| Sistemes de satèl·lit compatibles | GPS |
| Mètode de control | Push Button, Joystick |
8. Informació de la garantia
The Garmin eTrex 20 comes with a Garantia limitada d'1 any covering parts and labor from the date of purchase. This warranty does not cover damage caused by accident, abuse, misuse, water, flood, fire, or other acts of nature or external causes. For full warranty terms and conditions, please refer to the official Garmin weblloc web o poseu-vos en contacte amb l'atenció al client de Garmin.