New California, 300w is dead, no light. Plus the socket next to it has reversed polarity. How do I get in to look, via those 2 round tabs? TIA

[barkybill]

New California, 300w is dead, no light. Plus the socket next to it has reversed polarity. How do I get in to look, via those 2 round tabs? TIA

 

[barkybill]

or, where is the fusebox for the inverter?