Diagrams; Block Diagrams; Tuner Cd Section - Sony hcd-grx40av Service Manual

Q Q
3 7 6 3 1 5 1 5 0

7-1. BLOCK DIAGRAMS

TUNER/CD SECTION
JK101
FM 8
AM
L104
AM ANT
OPTICAL PICK-UP
BLOCK
DETECTOR
7
+5V
VC
T E
8
L 1 3 9 4 2 2 9 6 5 1 3
A
4
C
1
B
2
D
5
E
6
F
10
LD
LD
GND
PD PD
F/T COIL
SL/SP MOTOR
VR
T.T/TRAY MOTOR
DRIVER
IC703
F+
2 F+
FOCUS
COIL
F
1 F
T+
3 T+
TRACKING
COIL
T
4 T
16
REG OUT
18 SL+
M102
SLED M
MOTOR
17 SL
19 SP+
M101
SPINDOL M
w w w
MOTOR
20 SP
14 T.T+ T.T F IN
T/T
M
MOTOR
15 T.T T.T R IN
30 TR+ TR F IN
.
TRAY
M
MOTOR
31 TR TR T IN
MUTE IN
SECTION 7

DIAGRAMS

FM FRONT END
FE101
Q101
CF101 CF102
10.7MHz 10.7MHz
RF IF
RF MIX 1
AMP
3
OSC
VT 4
D105
L107
MW OSC
Q104
AM RF
AMP
TC101
SFR101
FM
B+
TUNED
LEVEL
PLL
IC103
16 FM AM 15
SD SPEED 10
18 PD1 SD IN 11
ST/MONO 9
TUB+ AM/FM 8
IF IN 12
Q103 7 FM B+
DO 6
+12V
22 XO DI 4
X201
CLK 5
7.2MHz
1 XI CE 3
CD RF/SERVO
PROSSESOR
IC701 (1/2)
51 VC
PD1 RF
38
AMP
RFO
COMAND
PD2
39
FOK
C OUT
E IIL
FE
42 SENS1
AMP
SENS2
SERIAL/
TTL
PARALLEL
F
CONVERTER
41 DATA
DECODER
Q701 XLT
TTL
LD CLK
APC 36
XRST
IIL
LOCK
APC
FOCUS PHASE TRACKING PHASE
COMPENSATION COMPENSATION
PD PD
37
FEO TAO
6 13
F IN 6
T IN 5
VCC 8 B+
VCC 7
REG I 9
Q703
REG B
10 REG +5V
11
IC701 (2/2)
SL IN 16 14
22
IC705
7 6
SP IN
21
13
x a o
y
12
29
i
28
Q702
27 SWITCH
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8
FM/AM MPX
IC102
L
13
FM IF FM AM/FM
1 MUTE DECODER
R
IF IF BUFF 14
R CH
MPX
16
Q109
CF104
FM
FM DET 8 MUTE
10.7MHz
DET
FM OUT
19
AM AM
4
DET IF
T102
AM IFT
CF103
450kHz
OSC AM AM
23 2
OSC MIX
AFC
22
AM RF
21
AGC
ST IND 7
OSC/FMSD
24
AM/FM 10
20 6 12 11
DO
DI
CLK
CE
CD DIGITAL
SIGNAL PROCESSOR
IC702 D/A
I/F
Q Q
3 7 6 3
RF
EFM
33 35
DEMO.
FOK
27 18
CIN
24 11
SE
25 10
CLV
26 SERVO
DAT
22 12
XLT
21 13
CLK
20 14
23 79
XRST
19
MDP DIGITAL
21
CLV
7 9
T.T/TRAY
MOTOR DRIVE
REG CONTROL
IC704
6 XRST MUTE 4
11 CONTROL
7 T.T+
u 1 6 3
CLOK 3
14 T.T
DATA 2
13 TR+
.
STB 1
12 TR
5
CONTROL
19 19
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2 4
9 9 8
TU L
A
MAIN
SECTION
ST IND
(Page 20)
TU MUTE
DO
D OUT
53
NL
67
PWM
1 5 1 5 0 8 9 2 4
SERIAL
I/F Q705,707
MUTE
NR
PWM 74 R-CH
SUB CODE
PROSSESOR
XTA1
70
X701
16.9344MHz
XTA0
71
CLOCK
CPU I/F L MUTE 2
GEN.
4 8 5 6 57 62 15
S05
STOP
SWITCH
m
c o
HCD-GRX40AV/RXD6AV
2
9 9
• RCH is omitted
• SIGNAL PATH
:FM
:AM
:CD
PH701
DIGITAL
OUT
B
CD L
9 8 2 9 9
MAIN
SECTION
(Page 20)
SCOR
SENS1
SQSO
XLAT
SQCK
CLK
DATA
SENS2
LOCK
C
MAIN
SECTION
(Page 20)
DI
CLK
CE
DATA IN
STB