Sony HCD-DZ830W - Block Diagram - POWER Section

3939
HCD-DZ830W/DZ850KW
HCD-DZ830W/DZ850KW
6-4. BLOCK DIAGRAM – POWER SECTION –
F1
F2
VFL
TO FLUORESCENT
INDICATOR TUBE
T801
DC/DC
CONVERTER
IC503
RESET
RECT
D801,802
D804,805
OSC
Q801
12RESET
D
20AC_CUT
40
3
DRAIN
1
8
6
VCC
FB/OLP
START_UP
4
VCC
OCP/SYNC
FB/OLP
4
1
5
P CONT2
P CONT2
xSYSRST
41P CONT3
IC501 (4/4)
SYSTEM CONTROLLER
39P CONT1
IC941
+12V REG
IC307
+9V REG
(DZ830W/DZ850KW)
D943
D942
D944
D941
D922
D910
Q921
IC921
POWER
PROTECTION
T902
TRANSFORMER
(SUB)
T901
TRANSFORMER
(MAIN)
PC902
PHOTO
COUPLER
D931
D905
Q943,947
PC901
PC903
D901
E4V
RF +3.3V
+31.5V
IC901
POWER
PROTECTION
AC IN
SW+3.3V
+5V
+5V
PHOTO
COUPLER
PHOTO
COUPLER
REG
IC1107
+3.3V REG
IC1105
+3.3V REG
IC942
+5V REG
IC504
+5V REG
IC943
+3.3V REG
IC951
VOLTAGE
DETECT
IC931
VOLTAGE
DETECT
IC1110
+1.8V REG
IC3050
+1.8V REG
+6V
SW+9V
VOLTAGE
DETECT
Q901
VOLTAGE
CONTROLLER
Q945
MOTOR DRIVE
CONTROLLER
+3.3V
IC1703
+3.3V REG
+3.3V
IC1707
+5V REG
HDMI+5V
+9V
A12V
DIAT+2.5V
IC1800
+9V REG
IC1801
+2.5V REG
DIAT+9V
+1.8V
D502
D504
E3.3V
BUP3.3V
+1.8V
IC1
+1.2V REG
+1.2V
IC1702
+1.8V REG
IC703
+2.5V REG
+1.8V
Q504
5V SW
Q503
SWITCH
VBUS+5V
EXCEPT E32,MX
IC201
+5V REG
IC502
+3.3V REG
+3.3V
E4V
SW +5V
F901
POWER
Thermistor
LINE
FILTER
H
AMP
SECTION
(Page 37)
A
RF/VIDEO
SECTION
(Page 36)
Ver. 1.1
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