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HCD-BX3/DX3
22
22
7-2. BLOCK DIAGRAMS
TUNER/CD SECTION
: FM
: CD
• Signal Path
• R-CH is omitted due to same as L-CH.
: DIGITAL OUT
FM 75
Ω
G
AM
TM601
ANT IN
1
7
IF OUT
8
OSC OUT
5
VT
FE601
AR,AUS,E,EA,KR,MX,MY,SP,TH,TW MODEL
ANT IN
8
1
IF OUT
3
F OUT
4
VT
FE602
US,CND MODEL
ANT IN
1
7
IF OUT
8
OSC OUT
5
VT
FE603
AED,AEP,CIS,G,UK MODEL
JR609
+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
2
VCO STOP
8
IF REQ
6
DO
4
DI
5
CL
3
CE
XIN
1
XOUT
24
X651
4.5MHz
RF IF
AMP
AMP
Q601
CF601
CF602
DO
DI
CL
CE
1
13
3
4
5
5
12
2
14
15
11
6
7
9
RB641
19
AM MIX OUT
IF OUT
9
AM/IF
12
AM OSC
24
VCO STOP
13
IF REQ MUTE
8
AM RF IN
20
AM OSC
22
V REG
23
FM IF
1
AM/FM IF MPX
IC601
11
L OUT
10
R OUT
BUFFER
Q611
LPF601
LPF
18
AM IF IN
IFT601
16
FM/AM DET
R-CH
A
MAIN
SECTION
3
1
IC681
MUX
4
XO
14
XI
13
2
DATA
16
INT
RDS
IC682
6
TUNED
7
STEREO
3
FM SD ADJ
AED,AEP,CIS,G,UK ONLY
RV611
XT681
4.332MHz
RDS DATA
21
RDS INT
20
ST MUTE
22
ST CE
25
ST CLK
28
ST DOUT
26
ST DIN
27
STEREO
23
TUNED
24
MASTER CONTROL
IC401(1/2)
DO
CL
CE
DI
DI
OPTICAL PICK-UP
BLOCK
(KSM-213D)
A
B
C
D
E
F
LD
VC
+5V
GND
PD
VR
LD
DRIVE
FOCUS
COIL
TRACKING
COIL
16
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
MOTOR
CH4RO
16
CH4FO
15
M
M101
SPINDLE
MOTOR
F+
F-
T+
T-
3
CH1RI
2
CH1FI
6
CH2RI
5
CH2FI
23
CH3RI
24
CH3FI
25
CH4INS
20
MUTE
MDP
26
SFDR
28
SRDR
29
TRDR
31
TFDR
30
FRDR
33
FFDR
32
DIGITAL SIGNAL PROC.
D/A CONV.
IC101
DIGITAL SERVO
60
D OUT
RFAC
51
17
RFI
16
RFO
14
FE
13
TE
22
LD ON
21
HOLD SW
RFDC
43
FE
39
TE
41
SE
40
XLON
14
72
L OUT
DIGITAL
OUT
OPTICAL
CD
DIITAL OUT
IC201
75
R OUT
5
DATA
B
MAIN
SECTION
R-CH
L OUT
L-CH
7
CLOK
6
XLAT
2
SQCK
9
SCLK
20
SCOR
1
SQSO
27
SSTP
66
XTAI
67
XTAO
3
XRST
S101
LIMIT
IN SW
X101
16.9344MHz
CD DATA
35
CD CLK
37
XLT
42
SQ CLK
33
SCOR
19
SQ DATA
32
XRST
43
HOLD
41
TBL ADDRESS
SENSOR
49
T SENS
IC711
48
BU UP/DOWN SW
46
OPEN SW
47
CLOSE SW
44
LOAD IN
OPEN/CLOSE
S701
UP/DOWN
S711
45
LOAD OUT
MOTOR
DRIVE
9
7
4
2
M
IC701
TURN
MOTOR
M721
8
SENS
SENS
40
Ver 1.2 2003.11
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