Sony CFD-G505 - Block Diagram - TUNER;CD Section

2323
CFD-G505
CFD-G505
6-2. BLOCK DIAGRAM – TUNER/CD SECTION –
: FM
: AM
: CD
• Signal Path
• R-CH is omitted due to same as L-CH.
+
-
R-CE
63
R-CLK
61
R-DATA
62
R-COUNT
60
SYSTEM CONTROLLER
IC801(1/2)
OPTICAL PICK-UP
(KSS-213C)
BLOCK
A
B
C
D
E
F
LD
VREF
VCC
GND
PD
VR
LD POWER
CONTROLLER
FOCUS
COIL
TRACKING
COIL
Q701
RF AMP
SYSTEM SERVO PROCESSOR
DIGITAL SIGNAL PROCESSOR
IC701
VREF
11
FIN2
8
FIN1
7
TIN1
9
TIN2
10
LD
80
PD
79
SLED/SPINOLE MOTOR DRIVER
TRACKING/FOCUS COIL DRIVER
IC702
F+
17
F-
18
T+
12
T-
11
SL+
26
SL-
27
M
M702
SLED
MOTOR
SP+
2
SP-
1
M
M701
SPINDLE
MOTOR
F+
F-
T+
T-
19
9
25
3
SPDO
22
SLDO
23
TDO
20
FDO
21
42
L OUT
45
R OUT
63DI
MAIN
SECTION
(Page 22)
R-CH
L OUT
62CL
61CE
67
DRF
31
FSEQ
65
WRQ
68
RES
72
CONT1
49
XIN
48
XOUT
S701
LIMIT
IN SW
X701
16.9344MHz
C-DI
54
C-CLK
55
C-CE
56
C-DRF
58
WRQ
52
C-RES
59
40
C-DOOR
S801
19
L1
L3
FERRITE-ROD
ANTENNA
D1
D10
D11
2
24
21
22
20
FM
MIX
FM RF IN
FM RF OUT
FM OSC
AM RF IN
AM OSC
FM
OSC
AM
MIX
AM
OSC
OSC OUT
4
MIX OUT
16
IF
BUFFER
CF2
CF4
7
6
FM IF-IN
AM IF-IN
FM
MPX
FM/AM
BUFFER
FM
DET
AM
DET
15
A
DET OUT
17
MUTE
12
11
R-CH
10
FM/AM FRONT-END
IF AMP,DET,FM MPX
23 5
RADIO 6V
QUAD
VCC1 VCC2
MAIN
SECTION
(Page 22)
T2
CE
12
11
14
13
14
13
MO/ST
BAND
10
4
2
3
1
20
19
FM/AM PLL
IC2
FM IN
AM IN
VDD
XOUT
XI
CL
DI
DO
IF IN
MO/ST
6V
X1
75kHz
L-CH
RADIO 6V
CT1
L2
D2
RADIO 6V
CT3
RADIO 6V
D3
L4
ANTENNA
FM
TELESCOPIC
IC1
T1
18
LP OUT
16
PD
18
ST IND
8
ST IND
7
BAND
IFOUT
MPX-IN
R-MUTE
57
C-FSEQ
46
SP IN
SL IN
T IN
F IN
B
RADIO 6V
ANT1
64DO
C-DO
53
7 CONT4
25
MUTE
17
LP IN
L1, CT1
FM
TRACKING
L2
FM
FREQUENCY
COVERAGE
L3, CT3
AM
TRACKING
L4
AM
FREQUENCY
COVERAGE
T1
AM IF
T2
FM IF
Z PUSH
OPEN/CLOSE
+
-
+
-