Block Diagram - Panel/Power Section - Sony HCD-DX2D Service Manual

Q Q
7-4. BLOCK DIAGRAM — PANEL/POWER SECTION —
3 7 6 3 1 5 1 5 0
VR601
VOLUME
S667,S651-654
FUNCTION
KEY
S665,S666,S656,S659
FUNCTION
KEY
S655,S660-664
FUNCTION
KEY
T E
L 1 3 9 4 2 2 9 6 5 1 3
IR651
REMOTE
CONTROL
1
RECEIVER
X501
32.768kHz
X502
8.38MHz
MPEG-1 CLS
C
SECTION
OPN
(Page 22)
MPEG-1
TOP
D
SECTION
TCL
(Page 22)
MPEG-2
DSCK
E
SECTION
DSSTB
(Page 23)
DSDA
MRST
w w w
HCD-DX2D
IC501 (3/3)
SYSTEM CONTROLLER
IC651
FL DRIVER
14-29,
SEG1-SEG24
VFSTB 17 9 STB 31-38
VFCK 16 8 CLK
22 VUP
GRID1-4 42-39
VEDA 15 7
DIN
33 VDWN
VEE 30
VDD 13
28 KEY3
Q502
D652
LED
I/
LED 60
DRIVE
27 KEY2
26 KEY1
PCON 64
INH 44
REM
45
TUON 61
37 XT2
38 XT1
40 X2
41 X1
CD ON 62
56 CLS
55 OPN
RLY 63
VDP
14
TOP
35
TCL
FPON 23
IC502
DSCK
50
RESET
36
DSSTB RST
49
SWITCH
48 DSDA
47 MRST
AVR 34
x a o
y
SFTY 29
. i
http://www.xiaoyu163.com
Q306
SWITCH
Q305,Q320
POWER
VFD651
CONTROL
AUDIO INH
A
MUTE
SECTION
VF
(Page 24)
FLUORESCENT
INDICATOR
TUBE
Q318
SWITCH
VF
-33V(VPP)
VDP
Q309,310
SWITCH
+9V (TU)
Q196,197
SWITCH
Q Q
3 7 6
+6V
Q507
SWITCH
D503
u 1 6 3
.
25 25
http://www.xiaoyu163.com
2 4
8 9 9
PT901
POWER
TRANSFORMER(MAIN)
VF
VF
D306
Q315
-33V(VPP)
-33V
REG
D309
D301
D324
POWER AMP B+
POWER AMP B-
D302
+VDD
IC301
+5V
D +5V 2 1
REG
5
Q311,312
+12V
+12V(VM)
REG
Q316
+9V
+9V
REG
Q198
+9V
Q313
REG
+10V REG
D319 - D321
IC101
3 1 5 1 5 0 8 9 2
+6V
REG
RY901
Q307
RELAY
DRIVE
+12V(VM)
PT902
D501
POWER
D901-904 TRANSFORMER
Q504-506
+5V
+5V
REG
m
D906
D907
c o
HCD-DX2D
Ver. 1.2
2
8 9 9
4 9 8 2 9 9
E3,E51,SP
SW901
US,CND,AEP,
VOLTAGE
UK,RU,AUS,KR SELECTOR
TH
(SUB)
LF901
AC IN