After 16 month my refurbished replacement again did a eternal freeze with the blue triangle. I tried everything you can find in the forum or at the Garmin FAQ or Garmin Support Center. Hard reset (30 sec) doesn't fix the problem.
So I talked to the german support. Unfortunately they do not offer me a free replacement but a replacement for 117 EUR. The reason: This is already a refurbished device and there is no warranty :-(
I'm really sad and disappointed. It just doesn't make sense to me to throw it away in the trash. Is there any chance to reprogram the flash? I think the device starts to boot and with a light flickering of the triangle after 10 seconds the device boots again and gain...
I loved The Forerunner 645 Music because of it's size, tons of features and more. The battery would still be ok for my activities.
Come on Garmin, give me a chance :-(