Sony HCD-VX3A - Page 23

HCD-VX3A
23 23
DIPLAY/KEY/POWER SECTION
G
I
MAIN
SECTION
J
RESET
SPEANA
SDA
78
SCL
79
73
DATA
CLK
17
F01
LINE IN
4
BAND-PASS FILTER
IC603
13
L+R
16
F02
15
F03
14
F04
JOG-A
80
FUNCTION
KEY
BPF1
14
ALL BAND
18
BPF2
15
BPF3
16
BPF4
17
REMOTE CONTROL
RECEIVER
IC602
S631-663
S751-757
2
ROTARY
ENCODER
S601
ROTARY
ENCODER
S602
S601
(JOG DIAL)
S602
VOLUME
VOL-A
9
SIRCS
1
KEY-0
KEY-2
JOG-A
8
VOL-A
10
FLUORESCENT INDICATOR TUBE DRIVE
LED DRIVE,KEY CONTROL
IC601
RESET
ANODE 0
ANODE 23
SWITCH
Q620
41
GRID0
GRID1
GRID11
SWITCH
Q621
39
GRID12
FLUORESCENT
INDICATOR TUBE
FLC601
F1F1 F2
7
L.SEL
Q603
B+ SWITCH
Q601,602
D+5V
LED DRIVE
Q611-617
LED
LED
D751-753
LED DRIVE
Q604
74
STBY
D754
PWR STBY
LED DRIVE
Q605
75
TMR SELECT
D626
TIMER
X-O
72
X-I
70
X601
12.5MHz
D611-625
+7V
REGULATOR
Q901,902,913
SWITCH
Q870
D832
D831
F953
POWER
AMP
IC801
+VH+VH
-VH
+VL
-VL
VP
VF
F955
F956
F954
R951
R952
T952
D901-904
-7V
REGULATOR
Q9144,951,952
+5V
REGULATOR
IC902
1
3
B+
SWITCH
Q904,905
+7V
-7V
CD D+5V
CD A+5V
+5V (STBY)
D501
D502
µ CON +B
µ CON +B
D912
AUDIO D+5V
D507
D+5V (UNSW)
D907-910
R953
+12V
REGULATOR
IC903
1
3
B+
SWITCH
Q909
ST 10V
TC M+12V
CD M+7V
+7V
REGULATOR
IC901
1
3
+5V
REGULATOR
IC904
1
3
B+
SWITCH
Q911,912
H
MAIN
SECTION
CD-POWER
POWER
JW256
VOLTAGE
SELECTOR
AC IN
VS901
220/240V
120V
F951
REGULATOR
CONTROL SW
Q903,923
16
(Page 22)
MAIN
SECTION
(Page 22)
MAIN
SECTION
(Page 22)
(Page 22)
I
2
C.CLK
I
2
C.DATA
13
11
19
21
5
4
6
.
67
.
66
22
2
.
.
.
65
.
.
28
38
40
42
64
.
EXCEPT TH MODEL
EXCEPT TH MODEL
TH MODEL
D918