Block Diagram - Tuner/Cd Section - Sony CFD-G505 Service Manual

6-2. BLOCK DIAGRAM – TUNER/CD SECTION –
ANT1
FM
TELESCOPIC
ANTENNA
D10 D11
L1, CT1
FM
TRACKING
L2
FM
FREQUENCY
COVERAGE
D3
L3, CT3
AM
TRACKING
L4
AM
L4
FREQUENCY
COVERAGE
RADIO 6V
OPTICAL PICK-UP BLOCK
(KSS-213C)
VREF
A
B
C
D
E
F
LD
GND
PD
VR
F+
FOCUS
COIL
F-
T+
TRACKING
COIL
T-
M702
SLED
MOTOR
M701
SPINDLE
MOTOR
CFD-G505
IC1
FM/AM FRONT-END
IF AMP,DET,FM MPX
MIX OUT
FM RF IN FM
2
MIX
RADIO 6V
L1
FM RF OUT
24
RADIO 6V
D1 CT1
L2
FM
FM OSC
21
OSC
D2
L3
FERRITE-ROD
ANTENNA
AM RF IN AM
22
OSC OUT
MIX
CT3
RADIO 6V
AM OSC AM
20
OSC
IC701
RF AMP
SYSTEM SERVO PROCESSOR
DIGITAL SIGNAL PROCESSOR
11 VREF
VCC
8 FIN2 L OUT 42
7 FIN1
R OUT 45 R-CH
9 TIN1
10 TIN2
Q701
DO 64
LD POWER
80
LD DI 63
CONTROLLER
CL 62
CE 61
DRF 67
FSEQ 31
79 PD WRQ 65
IC702
RES 68
SLED/SPINOLE MOTOR DRIVER
TRACKING/FOCUS COIL DRIVER
17 F+ F IN 19 21 FDO
18
F- CONT1 72
12 T+ T IN 9 20 TDO
XIN 49
X701
11 T-
16.9344MHz
XOUT 48
26 SL+ SL IN 25 23 SLDO
+
M
-
27 SL-
2 22
+ + SP+ SP IN 3 SPDO
M
- -
1 SP- MUTE 7 25 CONT4
T2
FM IF
CF2
FM IF-IN
4 7
T1
CF4
AM IF-IN
6
T1
AM IF
IF
BUFFER
IC2
IFOUT
FM/AM PLL
6V
14 18 13 17
14 VDD
FM IN
19 12
AM IN MO/ST
11 13
ST IND
8
BAND
7
20 XOUT
X1
75kHz
19 XI IF IN 10
18 LP OUT
DO
4
DI
17 LP IN 2
CL
3
16 PD CE 1
L OUT MAIN
B
SECTION
(Page 22)
S701
LIMIT
IN SW
23 23
RADIO 6V
T2
10 23 5
VCC1 VCC2
QUAD
FM
DET
MPX-IN
FM/AM DET OUT FM
16 15 MUTE
BUFFER MPX
AM
DET
SYSTEM CONTROLLER
57
60
62
61
63
53
54
55
56
58
46
52
59
• R-CH is omitted due to same as L-CH.
• Signal Path
: FM
: AM
: CD
CFD-G505
L-CH MAIN
A
12
SECTION
R-CH (Page 22)
11
IC801(1/2)
R-MUTE
R-COUNT
R-DATA
R-CLK
R-CE
C-DO
C-DI
C-CLK
C-CE
S801
C-DRF
Z PUSH
C-FSEQ
OPEN/CLOSE
WRQ
C-RES C-DOOR 40