Power Block Diagram - Hitachi DV-C4 Service Manual

D-3

POWER BLOCK DIAGRAM

VOLTAGE CONTROL
SWITCHING
REGULATOR
AC 230V Q517, Q507
T501
IC501
KIA431
Q515
9V REGULATOR
IC502
P.CON SW
KIA7809API
Q512, Q510, Q513
REGULATOR
Q504, Q520
SW STAND BY L
P.CON+9V
AT+D5V
Q502
P.CON+D5V
P.CON SW
P.CON+A5V
AT+D3.3VA
Q514, Q516, Q503
REGULATOR AT+3.3V
-20V
FILAMENT-
FILAMENT+
D-4