Block Diagram - Panel/Power Section - Sony HCD-HPZ7 Service Manual

Q Q
6-3. BLOCK DIAGRAM — PANEL/POWER SECTION —
3 7 6 3 1 5 1 5 0
D316
S701-S708
FUNCTION
KEY
S711-720
FUNCTION
KEY
S721-725
FUNCTION
KEY
S803
ROTARY
VOLUME
ENCODER
S804
PUSH
PUSH ENTER
ENCODER
IC802
REMOTE
3
CONTROL
T E RECEIVER
L 1 3 9 4 2 2 9 6 5 1 3
Q312,313
CD
POWER
+3.3V
CONTROL
w w w
X301
+4V 32.768kHz
X302
16MHz
HCD-HPZ7/HPZ9
IC306 (3/3)
SYSTEM CONTROLLER
74
KEY WAKE UP
FL DATA
39 7 DIN
92 KEY1
8 CLK
FL CLK 81
FL STB 9 STB
80
91 KEY2
FL-30V 30 VEE
90 KEY3
88 VOL A
89 VOL B
STBY LED 3
97 SEARCH A
100 SEARCH B
Q805-809
DISC1 LED 82
LED
DRIVE
DISC5 LED 86
4 SIRCS IN/WAKE
34 CD BD POWER
10 XC IN
STBY RELAY 72
Q314
11 XC OUT
x a o
y
RESET
RESET 12
SWITCH
13 X OUT
. i
ACCUT 20
15 X IN
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FL/LED DRIVER
IC801
FLAC
GR1-GR12
FL701
FLUORESCENT
FLAC
INDICATOR
TUBE
SGI-SG16
D801
LED1 1
CD
D802
LED2
2
TUNER
D803
LED3
3 TAPE
D804
LED4
4 DSGX
D811
LED DRIVE
Q800
LED DRIVE
?/1
Q811
IC310
DISC1
+10V
3 1
+10V
REG
DISC5
Q Q
D805-809
3 7 6
IC304
+9V
3 1
+9V
REG
Q901
-30V
FL-30V
REG
IC305
+7V
3 1
+7V
REG
MAIN
SECTION
ACDET
A
(SUPPLEMENT-1:
Page 54)
Q319
D302
+4V(MAIN)
SWITCH
+3.3V(MAIN)
D303
IC309
u 1 6 3
RESET 2
1
+3.3V(SUB)
55 55
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2 4
8 9 9
T901
POWER TRANSFORMER
F901
D901
+B
F902
-B
3 1 5 1 5 0 8 9 2
D902-905
D910
D906-909
AEP, UK, CET
D916
VF
(FL AC)
Q320
RELAY
DRIVE
D912-915
IC308
+4V(SUB)
REG
3 1
m
T902
SUB TRANSFORMER
c o
.
HCD-HPZ7/HPZ9
2
8 9 9
4 9 8 2 9 9
RY901
F903 US, CND AC
IN