Sony HCD-DX2D - Block Diagram: Panel and Power Section

2525
HCD-DX2D
HCD-DX2D
7-4. BLOCK DIAGRAM — PANEL/POWER SECTION —
REMOTE
CONTROL
RECEIVER
IR651
D652
XT2
XT1
X501
32.768kHz
X2
X1
X502
8.38MHz
VFSTB
VFD651
FLUORESCENT
INDICATOR
TUBE
IC651
FL DRIVER
FUNCTION
KEY
S667,S651-654
VFCK
VEDA
REM
I/
LED
DRIVE
LED
Q502
1
RLY
RESET
SWITCH
IC502
RST
AVR
D302
PT901
POWER
TRANSFORMER(MAIN)
D901-904
RELAY
DRIVE
AC IN
D301
Q305,Q320
POWER
CONTROL
D324
INH
MUTE
D309
POWER AMP B+
-33V(VPP)
POWER AMP B-
PT902
(SUB)
TRANSFORMER
D +5V
+12V(VM)
+9V
+5V
REG
IC301
+12V
REG
Q311,312
+9V
REG
Q316
D306
VF
VF
Q307
VOLTAGE
SELECTOR
SW901
RY901
D907
D906
CD ON
TOP
TCL
TOP
TCL
POWER
-33V
REG
Q315
Q318
SWITCH
+10V
REG
Q313
+VDD
37
38
40
41
56
55
45
14
62
17
16
15
60
9
8
7
63
34
36
35
IC501 (3/3)
SYSTEM CONTROLLER
STB
28
KEY3
CLK
DIN
14-29,
31-38
SEG1-SEG24
42-39
GRID1-4
-33V(VPP)VEE
VF
VF
1
5
2
+5V
+5V
+12V(VM)
REG
Q504-506
VOLUME
VR601
22
VUP
33
VDWN
FUNCTION
KEY
S665,S666,S656,S659
27
KEY2
FUNCTION
KEY
S655,S660-664
26
KEY1
CLS
OPN
CLS
C
MPEG-1
SECTION
(Page 22)
(Page 24)
(Page 22)
(Page 23)
D
MPEG-1
SECTION
OPN
50
49
DSCK
DSSTB
DSCK
DSSTB
E
MPEG-2
SECTION
48
47
DSDA
MRST
DSDA
MRST
SFTY
29
FPON
23
SWITCH
Q507
D501
D503
30
VDPVDD
13
VDP
Q306
SWITCH
A
AUDIO
SECTION
Q309,310
SWITCH
+9V
REG
Q196,197
SWITCH
Q198
+9V (TU)
PCON
64
INH
44
TUON
61
D319 - D321
+6V
REG
IC101
+6V
LF901
US,CND,AEP,
UK,RU,AUS,KR
TH
E3,E51,SP
Ver. 1.2
w w w . x i a o y u 1 6 3 . c o m
Q Q
3
7
6 3
1 5 1 5
0 9 9
2
8 9
4 2
9 8
T E L 1 3 9 4 2 2 9 6 5 1 3 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3
Q Q
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