i have a yeti 3000.

win

yeti 3000. seems dead. no lights, nothing. reset does nothing. when i try to charge, still nothing, but i then hear three beeps repeatedly. i don't know what to do or how to fix this. please help.

Zion_Curtain

@win

The Yeti 3000 Lithium comes with an MPPT module installed. It can be found under the lid on the right side. Have you tried using both power supplies that come with the 3000 Lithium on the 8mm port of the MPPT?