Just had my avic-f90bt installed and all running perfect. All i did was get the testmode unzipped and put on a 1g sd card to load device into test mode. I then put in the sd card, turned car on, went into testmode, DIDNT CHANGE ANYTHING, then took sd card out, then turned off car. Now i then turned car back on without sd card in and heres the problem:
Device turns on, shows boot screen for maybe 10 seconds, then goes black and on the top it reads in white letters, "Caution: Screen Image May Be Reversed", now its stuck! The cd plays in the background, the menu and map keys light up like