Garmin GPSMAP 276C GPS Receiver "dim screen plugged" Questions

...screen is very dim. When I then unplug it, the screen becomes bright and readable. When I reconnect it to the cord, the screen dims again. Then it sometimes "miraculously" brightens. Any suggestions? ...

dim screen when plugged into a power source. It's ok when on battery. I would venture a guess that the cable you are using in the vehicle is not a genuine Garmin cable. The units are very sensitive to

dim screen to the settings menu. Click on the Tools icon, bottom right of main screen. Click on "settings" then "display". Select brightness and adjust. One other suggestion is try an update. Plug the

screen darkens, very faint picture, sound still works. This is intermitent problem happens day or night in car plugged into car power. Thank You go into the settings and turn the brightness up when ...

...screen when plugged in to vehicle My Garmin nuvi 1250 works fine. However when plugged into my vehicle electrical system, you can not see the screen. When unplugged, it shows fine. It can be charged ...

...due to overheating (was unit in bright sunlight?). If you look carefully, the screen may still be on - but very dim. Go thru the menu until you get to display and try to reset it to a brighter

...screen is extremely dim. I can barely see the image. I tried changing the brightness nothing happens. The image is the but unable to see without shining a light on it. Please help. Screens that don't ...

...dim when I plug it into my 12v power supply? Hello : I recommend you to try new battery . If that didn't help , then I would recommend you to reset your NUVI .. Here is how to reset : 1:Turn the Nuvi ...

...screen and it will go dim and then dark.5) To wake it up and use GPS mode while charging simply press the power button 3 times rapidly, again.Works Great! turn off the GPD press the power button , ...

dim to almost black when plugged into car charger Whenever I plug the Nuvi 1300 GPS into my car charger, the screen dims to the point that I cannot read the map. The GPS is still running and will call