Block Diagram - Panel/Power Supply Section - Sony HCD-SPZ90DAB Service Manual

HCD-SPZ90DAB
7-4. BLOCK DIAGRAM – PANEL/POWER SUPPLY Section –
FLUORESCENT INDICATOR
TUBE DRIVER
IC901
DIN 7 1 FL SD
SEG1 – SEG16 CLK 8 2 FL SCK
FL901
STB 9 3 FL STB
FLUORESCENT
INDICATOR
TUBE
GR1 – GR12
D952
1 LED1
DSGX
REMOTE CONTROL
RECEIVER 4 SIRCS
IC951
HP
B
(Page
S951 – 959,
16)
S961 – 966,
KEY1 – KEY3
S968 – 974,
S981, 982
74 WAKE UP KEY
RV951
ROTARY
PUSH ENTER 95 JOG
ENCODER
(JOG)
RV952
ROTARY
94 VOLUME
VOLUME ENCODER
D951 LED DRIVE
88 STANDBY LED
Q951
STNDBY
HCD-SPZ90DAB
+3.3V
(ADC )
+5V
+9V
(HP AMP)
+9V
+9V
(NO USE)
SYSTEM CONTROLLER
IC1301 (4/4)
+12V
AC DET 84
FLUORESCENT
F1
INDICATOR TUBE
F2
(FL901)
RECT
VEE
D912, 922
+3.3V
+3.3V
REGULATOR
(DAB TUNER)
IC503
DAB POWER 3.3V 82
+5V
+5V
REGULATOR
(DAB TUNER)
IC502
DAB POWER 5V 83
+7V
MOTOR REGULATOR
B+ Q1607 – 1609
PROTECT
CDM SD 38 DETECT
Q1606
+4V
+1.8V
+1.8V
REGULATOR
(CD)
IC203
+3.3V
(CD)
+1.8V
+1.8V
REGULATOR
(AMP)
IC704
+3.3V
(AMP)
+3.3V
(FL)
POWER ON/OFF 57
EVER
+3.3V
RESET SWITCH
RESET 12
Q1301
RESET SIGNAL
AC CUT 20 GENERATOR
IC1302
15 13 10 11
+3.3V B+ SWITCH
(LED) Q952
X1302 X1301
5MHz 32.768kHz
+3.3V
REGULATOR
IC702
+5V
REGULATOR
IC1204
RIPPLE
FILTER
Q1510
+9V
REGULATOR
IC1202
+9V
REGULATOR
Q1618
+12V
REGULATOR
IC1201
T921
INVERTER
TRANSFORMER
D1211
OSC
Q921, 922
D500
+7V
REGULATOR
IC1205
D1212
+4V
+28V
REGULATOR
IC1203
D652
D1206
D1204
DC DETECT
Q651, 652
D1203
POWER ON/OFF
RELAY DRIVE
D1202
D1201
18 18
VD 18
SWITCHING
16 VG (H)
Q12
RECT 15 VS
D31
SWITCHING
12 VG (L)
Q11
9 OCP
D14
RECT
8 VC1
D32
T31
MAIN POWER
D33
TRANSFORMER
ISOLATOR
2 F/B
PH11
1 VENSE
POWER CONTROL
IC11
Q601
ISOLATOR
PH602
Q650
POWER CONTROL
IC601
D603 5 DRAIN
4 VCC
T603
SUB POWER
TRANSFORMER
SHUNT
ISOLATOR
REGULATOR 2 FB
PH601
IC650
(AC IN)
F1
RECT LINE FILTER
D1 T1
+