When your JBL Xtreme 1 won’t turn on unless plugged in, this likely means one or more things. Either your speaker is defective, its battery no longer recharges, or, service mode is in effect. So, assuming that your speaker is still okay, we’ll cover here the last possibility. Thus, we describe below how to get … Continue reading JBL Xtreme 1 Won’t Turn On Unless Plugged In