Question about Garmin StreetPilot c340 GPS Receiver

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Tech Help The wrong numbers and letters appear when inputting data

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Re: Tech Help

You need to calibrate the touch screen. With the unit off press and hold the power button until the calibration screen appears (approx 35 seconds). The follow the instruction on touching the dot on the screen. Once this is done your screen should be OK.

Posted on Jan 01, 2008

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When pressing letters wrong one show up zumo 550

Have you tried recalibrating the touchscreen?

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Hello jdbde,

Maybe this will help you some. I have found you the complete manual which covers most of the models of the Garmin Nuvi. It is the full manual from start to finish with complete operating procedures as well as schematics, operation instructions complete with pictures, and trouble shooting section and even other contact numbers to deal direct with Garmin, if your model is not covered in this manual.

Here is the link for you:

Also if you can, please rate my solution if you can and some kind words would be appreciated. I also took the liberty to put my link at the bottom of this page that directs you to my personal page for all my areas of expertize, such as Automotive, Appliance, Electronics. Feel free to check it out anytime and save my link for future problem. Thanks So, Much Mike.

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