Heres a thread I found on the crutchfield forum discussing FM radio tuning for american/European markets. It isn't clear though whether the remedy provided is for the kenwood or alpine hu being discussed.
Alpine 9887 From US FM to Europen FM - Crutchfield Community
Can somebody shed some light on this? Ive Pm d Hydrashok, hopefully he will be able to paint a clear picture.
Suhail