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Dernhelm's avatar
Dernhelm
Explorer
May 02, 2019

Rand McNally RVND 5525 LM Screen Recalibration

(I did search the forum for this topic, I promise) So my screen BADLY needs recalibrating - so badly that I can't get "Accept" the agreement to work. When I tap on "Accept" it moves the Up arrow on...
MDKMDK's avatar
MDKMDK
Explorer
May 02, 2019
Sometimes long pressing a specific corner of the screen during a power off/on reset/reboot will get you into the maintenance/engineering guts of these wee beasties. It works on some Garmins. No idea about RM stuff, but it seems like a universal method of accessing the inner software/firmware workings. For one of my Garmins. it's the bottom right corner during reboot.

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