Tv repair - switching power supply TL431 feedback circuit
59:49
Tv killed by a cockroach? Tv power supply repair
55:59
How A Switching Power Supply Works
15:37
Hub Cabletime Thunderbolt4, disquetes Steves e PSU para xserve raid
1:00:38
Tv's - Diagnose and repair / power supply repair/replace/improvise
22:42
Tv power supply board Repair - JVC LT-49C770 no power
32:23
Bench Power Supply Repair (TTi CPX400A)
26:59
Fonte de alimentação da TV LCD Sem energia, não liga
38:38