Sony HCD-DZ30 - Block Diagram -POWER Section

HCD-DZ30
HCD-DZ30
2929
6-5. BLOCK DIAGRAM – POWER Section –
12
20
40
39
41
E4V
E 4V
+5V
Q502, 503
SW +5V
SWITCH
F1
F2
VFL
TO VACUUM
FLUORESCENT
DISPLAY
DC/DC
CONVERTER
T801
IC511
RESET
RECT
D801,802
D804,805
OSC
Q801
RESET
AC_CUT
P CONT2
IC501 (4/4)
SYSTEM CONTROLLER
+5V
P CONT1
IC941
+12V REG
IC931
VOLTAGE
DETECT
IC515
+9V REG
D943
D942
D944
D941
D922
Q921
IC921
SWITCHING
REGULATOR
IC901
SWITCHING
REGULATOR
T902
TRANSFORMER
(SUB)
T901
TRANSFORMER(MAIN)
PC902
P CONT3
PHOTO
COUPLER
D931
D905
Q943,947
PC901
PC903
D901
RF +3.3V
+21.7V
AC IN
SW3.3V
PHOTO
COUPLER
PHOTO
COUPLER
REG
IC1107
+3.3V REG
IC1105
+3.3V REG
IC942
+5V REG
IC943
+3.3V REG
IC951
VOLTAGE
DETECT
IC1109
+1.8V REG
IC3050
+1.8V REG
M +9V
SW+5V
VOLTAGE
DETECT
Q901
VOLTAGE
CONTROLLER
Q945
MOTOR DRIVE
CONTROLLER
+3.3V
IC516
+5V REG
A5V
A9V
+12V
+1.8V
+1.8V
Q506
SWITCH
+12V
E 4V
FL
+3.3V
IC502
+3.3V REG