How to reset Garmin GPS if screen or buttons unresponsive?
If the screen or buttons on your Garmin GPS do not respond, you can try resetting the device by following these steps: 1. Remove the batteries. 2. Reinstall the batteries. Note that this will not erase any of your data or settings.
How to restore default settings on Garmin GPSMAP 78?
To reset all customized settings on your Garmin GPS back to the factory defaults, from the main menu, select Setup > Reset > Restore Defaults.
Why do the batteries not last long on my Garmin GPS?
If the batteries in your Garmin GPS do not last long, decrease the backlight settings. See page 33 for more information.
What to do if my Garmin GPS won't go into mass storage mode?
If your Garmin GPS device is connected to the computer but does not go into mass storage mode, it may be due to a corrupted file. To resolve this: 1. Disconnect the device from your computer. 2. Turn off the device. 3. Press and hold the Rocker while you connect the device to your computer. Continue pressing the Rocker for 10 seconds or until the device goes into mass storage mode.
What to do if I cannot see new removable drives for my Garmin GPSMAP 78 GPS?
If you cannot see any new removable drives in your list of drives when your Garmin GPS is connected, it may be because Windows is having trouble assigning drive letters to your Garmin drives, especially if you have several network drives mapped on your computer. See the Help file for your operating system to learn how to assign drive letters.
General| Display Resolution | 160 x 240 pixels |
|---|---|
| Weight | 7.7 oz (218 g) with batteries |
| Battery Type | 2 AA batteries (not included); NiMH or Lithium recommended |
| Water Rating | IPX7 |
| High-Sensitivity Receiver | Yes |
| Interface | USB |
| Built-in Memory | 1.7 GB |
| Waypoints | 2000 |
| Routes | 200 |
| Track Log | 10, 000 points, 200 saved tracks |
| Physical Dimensions | 2.6" x 6.0" x 1.2" (6.6 x 15.2 x 3.0 cm) |
| Memory Expansion | microSD™ card (not included) |
| Display Size | 2.6 inches |
| Battery Life | 20 hours |
| Display Type | TFT color |
| Battery Recommendation | NiMH or Lithium |
| Preloaded Maps | Basemap |
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