The white or gray bar on top of your 400 is a developer bar. This caused by a corrupt fine in the internal memory of the GPS. You can repair this problem by going to the www.exploristforum.com website and looking under the Repairs and Services section. The repair software is there with instructions on how FIX your GPS.
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The white or gray bar on top of your 400 is a developer bar. This caused by a corrupt fine in the internal memory of the GPS. You can repair this problem by going to the www.exploristforum.com website and looking under the Repairs and Services section. The repair software is there with instructions on how FIX your GPS.