Sony HCD-DX8 - BLOCK DIAGRAMS

HCD-DX8
22
22
: FM
: AM
: CD (AUDIO)
• Signal Path
• R-CH: Same as L-CH.
: DIGITAL OUT
: CD (VIDEO)
FM 75Ω
AM
ANTENNA
ANT IN
8
1
IF OUT
3
F OUT
4
VT
FE602
FM FRONT-END
+B A+12V
Q602
FM
10
FM OSC
15
VT1 IN
18
VT1
17
PD1
19
PLL
IC651
12
FM/AM IF
7
FM
14
AM OSC
2VCO STOP
8IF REQ
6DO
4DI
5
CL
3
CE
XIN
1
XOUT
24
X651
4.5MHz
IF
AMP
Q601
NULL
T601
B+ SWITCH
CF601 CF602
DO
CL
CE
1
13
3
4
55
122
14
1511
67
9
RB641
AM FRONT-END
19
AM MIX OUT
IF OUT
9
AM/FM
12
AM OSC OUT
24
VCO STOP
13
IF REQ MUTE
8
AM RF IN
20
AM OSC
22
V REG
23
FM DET
5
FM IF
1
AM/FM IF MPX
IC601
11
L OUT
10
R OUT
BUFFER
Q611
LPF601
LPF
18AM IF IN
IFT601
R-CH
A
MAIN
SECTION
6
TUNED
7
STEREO
3
FM SD ADJ
RV611
ST MUTE
22
ST CE
25
ST CLK
28
ST DOUT
26
ST DIN
27
STEREO
23
TUNED
24
SYSTEM CONTROLLER
IC401(1/2)
DO
CL
CE
DI
DI
L-CH
TABLE ADDRESS
SENSOR
49
T SENS
IC711
48
BU UP/DOWN SW
46OPEN SW
47CLOSE SW
44
MTR CNT2
(OPEN/CLOSE)
S701
(BU UP/DOWN)
OPEN
CLOSE
S711
45MTR CNT1
MOTOR
DRIVE
9
7
4
2
M
IC701
(TURN)
M721
(Page 23)
FM TUNED
LEVEL
TM601
OPTICAL PICK-UP
BLOCK
(KSS-213D/ZN)
A
B
C
D
E
F
LD
VC
+5V
GND
PD
VR
AUTOMATIC
POWER
CONTROL
FOCUS
COIL
TRACKING
COIL
05
Q101
RF AMP
IC103
VC
12
A
5
B
6
C
7
D
8
E
11
F
10
LD
3
PD
4
IC102
MOTOR/COIL DRIVE
CH1RO
13
CH1FO
14
CH2RO
11
CH2FO
12
CH3RO
18
CH3FO
17
M
M102
(SLED)
CH4RO
16
CH4FO
15
M
M101
(SPINDLE)
F+
F-
T+
T-
3
CH1RI
2
CH1FI
6
CH2RI
5
CH2FI
23
CH3RI
24CH3FI
25CH4INS
20
MUTE
MDP
26
SFDR
28
SRDR
29
TRDR
31
TFDR
30
FRDR
33
FFDR
32
DIGITAL SIGNAL PROCESSOR,
D/A CONVERTER
IC101
DIGITAL SERVO,
60
D OUT
RFAC
51
17
RFI
16
RFO
14
FE
13
TE
22LD ON
21HOLD SW
RFDC
43
FE
39
TE
41
SE
40
XLON
14
72
L OUT
DIGITAL
OUT
OPTICAL
OPTICAL
IC201
75
R OUT
5DATA
B
MAIN
SECTION
R-CH
CD L
7CLOK
6XLAT
2SQCK
9
SCLK
20
SCOR
1
SQSO
27
SSTP
66
XTAI
67
XTAO
3XRST
8
SENS
S101
(LIMIT)
X101
16.9344MHz
CD DATA
35
CD CLK
37
XLT
42
SQ CLK
33
SCOR
19
SQ DATA
32
XRST
43
SENS
40
HOLD
41
BU UP/DOWN SW
(Page 23)
7-2. BLOCK DIAGRAMS
– TUNER/CD SECTION –