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Old 07-06-2014, 01:42 PM
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Qsilver7 Qsilver7 is offline
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Before the issue started...did you happen to disconnect power...like when installing a new battery or disconnecting the battery for other work?

I ask because if you have the MK3 Nav CPU...it is known to go into catastrophic failure if not allowed to power down prior to removing electrical power:

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