Questions & Answers for: Garmin 21 3

...it has not been damaged or altered in any way. Also make sure that your gain is set to auto The GSD 21 has an LED indicator light on it. If it detects a malfunction the LED will flash in distinct ...

...was no manual or cd. How can I get a cd or do I need one for the pc? Posted by sharcnet on Apr 21, 2009 Please see this link and please rate this solution as fixya if it helped you: ...

I have a garman 478 and installed a gsd 21 and transducer. The gsd 21 and 478 powers up but the gsd 21 flashes 1 sec on 1/2 sec off signaling a wireing problem, the gsd 21 does not have instructions ...

could you please let me know witch transducer to use with gsd 21 Here are your options: In-hull Mount Transducer (200/50 kHz, 12/45 deg) 010-10327-00 Thru-hull Mount Transducer with Depth and ...

I have a garmin 192c equipped with a gsd 21 sounder module. The dip lay keeps saying "sonar turned off." I sent the module off for repairs, but when I got it back and tried to reinstall it, ...

my GSD 21 is mated to a Garmin 3210. Bought both componants new. Every single year since new it works 2-3 trips. Then just doesn't come on. Have to send it back to garmin who so far have waranted ...

I need the manual please for Garmin 3790 LMT. Where do I go to get it? I suggest visit this links: - Garmin/nuvi-3790LMT/Manual/76352 Hope this helps (remember to rate and comment this answer).

je ne reusi pas enregister Hello,I am not sure what your question is.You may want to contact Garmin Support for assistance.1-866-429-9296

Garmin 100 echo stays in simulate mode. Is there a setting to change it to live mode? 1 turn off the simulator in the menu. if that does not work 2. Check the connection to the transducer, if it is ...

can I down load a Rand McNally trip planner into Garmin nuvi 50lm? No, the file format is not compatible with Garmin.