I will explain to you in English,
Hello dear developers of the scheme, I ask you to solve the problem, why I collected the circuit did not work on the IC mc34071, on the input circuit 25.5v, on the C1 39.8v, on the Ic3 4-foot -1.5v, on the output circuit -5v, help please what is the problem, why does not it work? I have no experience with electronics, help please?R1 2.2k 2w ,R3 230R 0.5w ,R2 83R 1w ,R7 0.11R 15w ,Q4 2sc5200 1,Q1 bc139 ,Q2 s9014 ,Q3 s9015 ,R22 1.2k 1w ,D1 10v0.5w ,D8 5.1v1w!