This circuit does not fit my board, there is a different arrangement of elements, the ground on the BIOS chip is in a different place, there are no elements for powering the BIOS chip that are on the circuit
That's what I was talking about - everything was erased. You can write down this data: Laptop model: Lenovo X13 Yoga Gen 1/19733-1
Serial number: R9-136MM4
Number type: 20SY-S61K00
this is the original ec with it the laptop does not turn on at all and there are no LED indications. this is a working ec - I took it from this thread on post 33
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