Block Diagrams - Panel/Power Supply Section - Sony HCD-HPX9 Service Manual

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7-3. BLOCK DIAGRAMS — PANEL/POWER SUPPLY SECTION —
3 7 6 3 1 5 1 5 0
REMOTE CONTROL
RECEIVER
IC802
S701-725
HP SW
D317, 318
B
S803
ROTARY
ENCODER
VOLUME
T E
L 1 3 9 4 2 2 9 6 5 1 3
w w w
HCD-HPX9
SYSTEM CONTROLLER FL/LED DRIVER
IC306 (3/3) IC801
GR1 – GR12
4 SIRCS IN/
WAKE
SG1 – SG16
FL DATA 100 7 DIN
FL CLK 21 8 CLK
KEY1 – KEY3 FL STB 7 9 STB
74 KEY WAKE UP
STBY LED 3
5 VOL A
6 VOL B
CD BD POWER 57
RY ON 80
12
RESET
20
AC-CUT
SW-POWER 53
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FL701
FLUORESCENT
INDICATOR
TUBE
D801
LED DRIVE
CD
LED1 1
Q801
N X
D802
LED DRIVE
LED2 2 TUNER/
Q802
BAND
D803
LED DRIVE
LED3 3
TAPE
Q803
N
D807
LED DRIVE
LED4 4
DSGX
Q809
D804
LED DRIVE
I/1
Q804
Q Q
3 7 6
D+4V
D311
B+ SWITCH
AVDD
Q312, 313
DVDD
D312
RESET SWITCH
Q316
VOLTAGE DETECT
IC305
U-COM B+
u 1 6 3
.
61 61
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2 4
8 9 9
TRANSFORMER
F901
+POWER
RECT
D901
–POWER
F902
UNREG
+9V
A+9V REGULATOR
IC304
+10V
RECT
M+10V REGULATOR
D902 – 905
IC901
D911 D912
+7V
M+7V REGULATOR
IC902
3 1 5 1 5 0 8 9 2
+4V
RECT
REGULATOR
D906 – 909
IC903
FL AC
FL AC
–30V REGULATOR
FL –30V
Q805 – 807
RECT
D910
CURRENT
LIMIT
Q808
D306
SUB POWER
BLOCK
D308
U COM +B AC
SWITCH
Q321
B+ SWITCH
A+9V
Q322, 323
D327
m
c o
HCD-HPX9
2
8 9 9
T901
POWER
(E,EA)
S902
VOLTAGE SELECTOR
240V
220V
4 9 8 2 9 9
120V
(AC IN)
(EXCEPT E,EA)
RY901
RELAY DRIVE
Q319, 320
AC DET
C