Fri Sep 05, 2025 3:50 pm
i have head unit nakamichi na1610s has sd card with maps 2017 but says unactivated maps trying to find out
how i can update info on screen says os ver gpsbox20141216 processor cortex-A7-MSB2531 and mapinfo
is NAVTEQ 201701 any help apprecited as no support or info anywhere on this stereo
thanks in advance for any help