Sony HCD-CQ1 - Main Section Block Diagram

2323
HCD-CQ1
6-3. Block Diagram – MAIN Section –
: TUNER
: CD
• Signal Path
: LINE
J701
PHONES
R CH
L
R
FUCTION
KEY
REMOTE
CONTROL
RECEIVER
IC501
S403-405
D401-404
(BACK RIGHT)
TUNER PACK
L-CH
R-CH
R-CH
ST DOUT
ST DIN
ST CLK
ST CE
TUNED
XIA
14
XOA
13
X101
32.768kHz
XI
92
XO
93
X102
6MHz
MUTE
Q601
10
EQIC DATA
9SIRCS
FUCTION
KEY
S406-409
37
KEY2
89DIMMER
31
P CONT
Q912
25
CD POWER
RESET
IC201
13
D901-904
RELAY
DRIVE
AC
IN
T902
POWER TRANSFORMER
(SUB)
Q901 RY901
36
KEY1
+9V
VOL CONT
IC301
10L SELO
TUNER L2
13
CD L1
14
21
R SELO
5
LOUT
26
R OUT
STEREO
ST MUTE
POWER AMP
IC801
R CH
Q824
SEG0
SEG22
59
62
COM0
COM2
FLUORESCENT
DISPLAY
LCD401
S401,402,410
42KEY INIT/INIT
EVER +3,3V
T901
POWER TRANSFORMER
OUT1
4
OUT2
2
M
FEED
5
VM
9
RIN
7
FIN
ST DIN
20
MTR CTRL1
69
BACK LIGT
CONT
Q211,212
17
STBY LED
D501
97
REC MUTE
46AMP STBY
3
OUTA
+INA
8
1OUTB
D911
1
MTR CTRL2
100
L-CH
R-CH
R-CH
IN SW
3
OUT SW
2
R-CH
PC/MD/TAPE IN
J702
+9V
LOADING
MOTOR UNIT
IN SW
OUT SW
MOTOR DRIVE
IC251
(LOADING)
M1
M+9V
SYSTEM CONTROLLER
IC101(2/2)
ST DOUT
19
ST CLK
21
ST CE
18
TUNED
57
STEREO
56
ST MUTE
55
LINE L3
12
11
EQIC CLK
12
EQICLAT
DI
1
CL
30
CE
2
99
LINE MUTE
MUTE CONT
Q603
MUTE CONT
Q602
R-CH
R-CH
MUTE
Q604
STANDBY
R CH
STBY
9
MUTE
6
R CH
PROTECT
Q822,823
RELAY
DRIVE
CN801
RY801
98AMP MUTE
50PROTECTOR
38HP IN
63
67
71
73
88
.
.
FUCTION
KEY
41
INT0
53
MD0
52
MD1
51
MD2
29
SIO
31
FLASH OUT
CN104
EVER +3.3V
INT0
MD0
MD1
MD2
SDO
FLASH OUT
INT0
INT1
FOR
FLASH µCOM
WRITER
95BACK LIGHT
43
RM INIT
D106
+9V
D103
D101
D102
D104
+4V
+9V
REG
IC961
13
+9V
+9V
REG
IC913
13
M+9V
+4V
REG
IC914
13
+4V
+3.3V
REG
IC911
13
D+3.3V(SW)
+3.3V
SW
Q911
D912-915
VEL
VCC
POWER
AMP
IC901
+5.5V
REG
Q902
RESET
SWITCH
Q203
54
RESET
94
STBY RELAYT
RSTX
µ COM +B
EVER +3.3V
PC/MD/TAPE OUT
J703
A
CD SECTION
SPEAKER
+4V
REG
3 1
• R-CH is omitted due to same as L-ch.