Toshiba SD-4800 Service Manual page 135

Power Supply Circuit Diagram
1 Drain-Sourse
Q801
ON MODE
AC 120V 60 Hz IN
V:100 V/div
H:5 µs/div
2 Gate-Sourse
Q801
ON MODE
AC 120V 60 Hz IN
V:5 V/div
H:5 µs/div
D-4
D-3
Fig. 3-5-2