7-2. Block Diagrams - Sony HCD-BX3 Service Manual

HCD-BX3/DX3
Q Q

7-2. BLOCK DIAGRAMS

AR,AUS,E,EA,KR,MX,MY,SP,TH,TW MODEL
3 7 6 3 1 5 1 5 0
TM601
TUNER/CD SECTION
FM 75Ω
G
AM
T E
L 1 3 9 4 2 2 9 6 5 1 3
OPTICAL PICK-UP
BLOCK
(KSS-213F)
VC
+5V
A
B
C
D
E
F
LD
GND
PD
VR
F+
FOCUS
COIL
F-
T+
TRACKING
COIL
T-
w w w
16
M102
SLED
MOTOR
M101
SPINDLE
MOTOR
FE601
1 ANT IN IF OUT 7
OSC OUT 8
JR609
VT 5
US,CND MODEL
FE602
8 ANT IN IF OUT 1
F OUT
3
VT 4
AED,AEP,CIS,G,UK MODEL
FE603
1 ANT IN IF OUT 7
OSC OUT 8
VT 5
14
RB641 13
1 4 11 15 9
5 5
3 6 7
2 12
DIGITAL SERVO
DIGITAL SIGNAL PROC.
RF AMP
IC103
12 VC
5 51
A RFO 16 RFAC
6 B RFI 17 43 RFDC
7 C
8 D FE 14 39 FE
11 E TE 13 41 TE
10 F 40 SE
Q101
LD
3 LD LD ON 22 14 XLON
DRIVE
HOLD SW 21
4 PD
IC102
MOTOR/COIL DRIVE
13 32
CH1RO CH1RI 3 FFDR
14 CH1FO CH1FI 2 33 FRDR
11 CH2RO CH2RI 6 30 TFDR
12 CH2FO CH2FI 5 31 TRDR
18 29
CH3RO CH3RI 23 SRDR
x a o
M
17 CH3FO CH3FI 24 28 SFDR
. i
16 CH4RO CH4INS 25 26 MDP
M
15 CH4FO
MUTE 20
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AM/FM IF MPX
Q601 IC601
CF601 CF602
RF IF
1 FM IF L OUT
AMP
R OUT
Q602
+B A+12V
AM IF IN
PLL
IC651
AM MIX OUT
10 FM FM/AM IF 12 9 IF OUT
FM 7 12 FM SD ADJ
AM/IF
1 XIN AM OSC 14 24 AM OSC
X651
VCO STOP 2 13 VCO STOP
4.5MHz
24 XOUT IF REQ 8 8 IF REQ MUTE
FM/AM DET
DO
15
FM OSC DO 6
DI DI
18 VT1 IN DI 4
CL
17 VT1 CL 5
CE
19 CE
PD1 3
20 AM RF IN
22 AM OSC TUNED
STEREO
23 V REG
Q Q
3 7
D/A CONV.
IC201
IC101
OPTICAL
CD
D OUT 60 DIGITAL
DIITAL OUT
OUT
L OUT
L OUT 72
R OUT 75 R-CH
DATA 5
CLOK 7
XLAT 6
SQCK 2
SCLK 9
SCOR 20
SQSO 1
SENS 8
S101
SSTP 27
LIMIT
IN SW
XTAI 66
X101
16.9344MHz
XTAO 67
u 1 6 3
y
XRST 3
22 22
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2 4
8 9 9
LPF601
BUFFER L-CH
A
11 LPF
Q611
MAIN
10 R-CH SECTION
18
IFT601
19
3
RV611
AED,AEP,CIS,G,UK ONLY
RDS
IC682 MASTER CONTROL
IC681 IC401(1/2)
3 1
16 4 MUX
DATA 2 21 RDS DATA
14 XO
20
INT 16 RDS INT
XT681
4.332MHz
13
XI
6 24 TUNED
23
7 STEREO
22
ST MUTE
DO
27 ST DIN
DI
26 ST DOUT
CL
28 ST CLK
CE
25 ST CE
6 3 1 5 1 5 0 8 9
B
MAIN
SECTION
35 CD DATA
37
CD CLK
42 XLT
33 SQ CLK
19 SCOR
32 SQ DATA
40 SENS
BU UP/DOWN SW
m
c o
.
43
XRST
41 HOLD
2
8 9 9
• RCH is omitted
• Signal Path
: FM
: CD
: DIGITAL OUT
2 4 9 8 2 9 9
IC701
LOAD IN 44 9 4
M721
MOTOR
M
TURN
DRIVE
MOTOR
LOAD OUT 45 7 2
IC711
TBL ADDRESS
T SENS 49
SENSOR
OPEN SW 46
S701
OPEN/CLOSE
CLOSE SW 47
S711
48
UP/DOWN