Block Diagram - Power Section - Sony HCD-DZ3K Service Manual

HCD-DZ3K
6-5. BLOCK DIAGRAM – POWER SECTION –
T801
DC/DC
CONVERTER
F1
F2
TO FLUORESCENT
RECT
INDICATOR TUBE
VFL
D801,802
D804,805
IC501 (4/4)
SYSTEM CONTROLLER
P CONT2 40
P CONT3 41
P CONT1 39
AC_CUT 20
Q506
RESET 12
SWITCH
HCD-DZ3K
+31.5V
+5V
OSC
Q801
A12V
+9V
SW+9V
IC516
A5V
+5V REG
+5V
IC502
+3.3V
+3.3V REG
IC1105
+3.3V
+3.3V REG
SW +5V
IC1107
RF +3.3V
+3.3V REG
D503
SW+3.3V,+3.3V
E3.3V
BMP3.3V
D505
+1.8V
IC511
RESET
T901
TRANSFORMER(MAIN)
D931
IC931
VOLTAGE
DETECT
PC901
PHOTO
COUPLER
E4V
Q943,947
PC903
VOLTAGE PHOTO
DETECT COUPLER
IC360
IC941
+9V REG
+12V REG
Q945
MOTOR DRIVE
CONTROLLER
+6V
IC942
Q502
D+5V REG
5V SW
E 4V
IC1109 IC943
+1.8V
+1.8V REG +3.3V REG
IC3050
+1.8V REG
30 30
IC901
D905
Q901 POWER
VOLTAGE
PROTECTION
CONTROLLER
D910
T902
TRANSFORMER (SUB)
D941
IC921
Q921
D922
POWER
REG
PROTECTION
D944
D942
D943
IC951
VOLTAGE
DETECT
PC902
PHOTO
COUPLER
POWER
Thermistor
F901
D901
AC IN
LINE
FILTER