Gps smartwatch with navigator (91 pages) Watch Garmin Fenix 3 HR Quick Start Manual. (57 pages) Watch Garmin Fenix 6 Series Owner's Manual. (26 pages) Watch Garmin FENIX 6 Series Owner's Manual. (122 pages) Watch Garmin FENIX 6 PRO Series Owner's Manual. (29 pages) The watch started to turn off on it's own. During a meeating I saw the watch being off when lifting my arm to see the time. At first I couldn't even get it started again, but after a couple of tries it turned on again. Well, later that evening it did it again and then 2 times during the night (I woke up to it being dead on my wrist and you can All usb outlets (computers, wall chargers etc) gives 5v DC. If your product is supplied With a USB charging cable, you can use whatever USB charging Source you want :) I have heard tha,t for example charging iPhone with iPad usb outlet, damages the battery of the iPhone. So, is it really so that you can charges the Fenix 5x with whatever USB Garmin Fenix 6S Pro Review: Small watch, big deal. MSRP $699.00. Score Details. DT Editors' Choice. “Garmin's Fenix 6S Pro beefs up its fitness features without losing its focus on outdoor Watch won't start - Black Screen. brookes2622 over 6 years ago. Since about v6 firmware I have had two occasions when the watch has gone black screen and I couldn't power it back on. Plugging it into charge fixed it the first time and I am still trying to get it going the 2nd time. Anyone else has this and know if it's hardware or a full reset? 3117350 over 3 years ago +1. I replaced the battery in mine yesterday for the same reason. Not sure how you can get a battery there. You want: HQRP Battery for 361-00098-00 361-00097-00 Garmin Fenix 5, Fenix 5X GPS Watch. Battery Voltage…. oJDgF.