Text preview for : S60MT_chassis_(CX7226).pdf part of SAMSUNG CF-5933Z -is fly back transistor 2SD1886 equivalent to BU508AF ? -secondary voltage 150Vcc appear 6 to 10 seconds then fall down and the power supply swich off ( when traying psu with a 25 W /220Vac lamp load connected between E and C fly-back position transistor (its off circuit of course !) need the schematics diagrams thanks for help