GPSMAP 398C - Browser GARMIN - Free user manual and instructions
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| Product Type | Marine GPS Navigator / Chartplotter |
| Brand | Garmin |
| Model | GPSMAP 398C |
| Display Size | 3.8-inch color TFT (diagonal) |
| Display Resolution | 320 x 240 pixels |
| Dimensions | 6.4 x 4.4 x 2.2 inches (16.3 x 11.2 x 5.6 cm) |
| Weight | 1.5 lbs (0.68 kg) |
| Power Input | 10-32 V DC |
| Power Consumption | Less than 10 W |
| GPS Receiver | 12-channel WAAS-enabled |
| Built-in Maps | Americas or Atlantic (preloaded) |
| Waypoints | Up to 3,000 |
| Routes | 50 reversible |
| Track Log | 10,000 points, 20 saved tracks |
| Water Rating | IPX7 (water resistant) |
| Mounting | Flush or bracket mount |
| NMEA 0183 Support | Yes |
| Cleaning | Use soft, damp cloth; mild soap |
| Safety | For navigation aid only; not for primary navigation |
| Spare Parts | Contact Garmin or authorized dealers |
| General Information | Designed for marine navigation; includes basemap and tide tables |
Frequently Asked Questions - GPSMAP 398C GARMIN
How do I update the maps on my GPSMAP 398C?
Maps can be updated via a Garmin chartplotter SD card or using a Garmin BlueChart g2 preloaded card. Visit garmin.com for compatible map updates.
The screen is dim. How can I adjust brightness?
Press the Power key briefly to access the Brightness slider. Adjust using the Rock‘n’Roller key.
What type of power cable does the unit require?
The unit comes with a power/data cable that connects to a 12V DC system. The cable has red (positive), black (negative), and bare wires for NMEA.
Can I use the GPSMAP 398C without an external antenna?
Yes, the unit has a built-in GPS antenna. However, for optimal reception, you may connect an external GA 29 antenna (sold separately).
How do I perform a factory reset?
With the unit off, press and hold the Power key while pressing the Enter/Mark key. Release when the “Are you sure?” message appears and select Yes.
What memory card type is compatible?
The unit accepts SD (Secure Digital) cards up to 2 GB for storing waypoints, routes, and maps.
Why is the GPS not acquiring satellites?
Ensure the unit has a clear view of the sky. If indoors, move near a window. You can also perform a GPS reset by going to System Setup > GPS > Reset GPS.
Is the unit waterproof?
Yes, it meets IPX7 standards, meaning it can withstand immersion in 1 meter of water for up to 30 minutes.
How do I install the unit on my boat?
Mount using the flush mount kit or bracket mount included. Ensure the mounting surface is flat and stable. Connect power and NMEA devices according to the installation manual.
Where can I find the user manual?
The manual is available for free download on notice-facile.com or the Garmin website in PDF format.
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USER MANUAL GPSMAP 398C GARMIN
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Product information
Brand : GARMIN
Model : GPSMAP 398C
Category : Browser