20 Most Recent Navigon 7200t Car GPS Receiver Questions & Answers

Depends were you are in the world.
You may have to send it back to navigon for repair.
Or alternatively look on ebay there are people who do repairs for a fixed price.

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There are Navigon chargers on Ebay.

the mobile phone emmiting the transmission has damaged the circuit ,a diode failed and the radio emmisions from the phone backfed the circuit ,Now like my wine cooler the cost of a repair on anything electronic like this or console thats electronic you might just as well bin it and buy a new one ,get a cheap one as they only have a limited life and buying what you think is a good one is just a waste of money ,well i think so because to be honest when mine broke in similar circumstances i havent bothered to replace it ,as iam in spain and speak de lingo i just stop and ask or go into a local bar have a coffee and ask directions ,but this spain where if you stop in the middle of the road and ask directions everyone joins in t,he car behind ,the passer by even the local policeman on his scooter bike .

remove back cover and disconnect battery.