gameshack_

No, i just downloaded the maps, shortfuse and the correct cardinfo.cif. The first time around i replaced the hex in the Renewall and it bricked my HU. Just Shortfuse and then put the update with your cardinfo.cif on the SD-Card. Works like a charm.

Huge thanks to you RonS! Glad i have a usable device again. I'd still like to attempt the update of the 2017 EU Maps for my F20BT. So just to not mess things up again: 1. I grab the Maps from Godzillas Google Drive from the first quote in his initial post - here. 2. Backup my Renewall with the Testkey. 3. Replace the cardinfo.cif with the one provided by Psydon - here. And the update should go through fine. Correct? Edit: Running Testkey again to ShortFuse was unneccessary as it threw an error. But following your instructions and only replacing the cardi

Can't open Display to insert SD Card anymore... Hey guys, i just tried updating my F20BT following the guide here and got an "Wrong SD" error towards the end. No big deal i thought and wanted to delete the progress via Testmode in order to restore back to my old version as advised here. I got back to my car and suddenly wasn't able to insert the SD anymore, leaving me with the message "No SD available. Insert SD to proceed.". Does anyone know how to force the F20BT to flip the display? Is there some button combination or little hole through which i could force it to open with a pin?