here is my configuration
TTGO.BIF:
DeviceName=TomTom Go
DeviceVersionHW=GO 300
BootLoaderVersion=550
ApplicationVersionVersionNumber=6520
ApplicationVersion=7690
TTGO.BAK:
Not Found...
TTGO.ORI:
Not Found...
TTNAVIGATOR.BIF:
Not Found...
i did try to update the boat loader to 5.5015 from the file which you send me earlier but that didn't work for me on this device ,i tried to copy file system from the link which you gave me ,is the file just called 'system' around 700 kb or is it 'ttsystem 'which ...