I cant see my speakers _bluetooth

I run ubuntu. my jbl speaker and laptop (blutooth) have been connecting perfectly until today, took my laptop out with me, the battery went flat, when i got home, charged laptop, bluetooth does not find Jbl speaker. Checked preferences and , when i try to pair devices , jbl device does not appear. laptopm bluetooth is working, i can see my cell phone, and 3 new devices on bluetooth , but no JBL which is on and charged..please help??