CFD-G30/G50
— 13 —
— 14 —
5-2. BLOCK DIAGRAMS – TUNER/CD SECTION –
: FM
: CD
• Signal Path
• RCH is omitted
R LATCH
17
R CLOCK
15
R DATA
16
R COUNT
14
MASTER CONTROL
IC501(1/2)
OPTICAL PICK-UP
BLOCK
(KSS-213C)
A
B
C
D
E
F
LD
VC
D VDD
GND
PD
VR
LD
DRIVE
FOCUS
COIL
TRACKING
COIL
16
Q701
RF AMP
IC701
VC
10
PD1
4
PD2
5
E
8
F
7
LD
2
PD
3
MOTOR/COIL DRIVE
IC703
F+
17
F-
18
T+
13
T-
14
SL+
12
SL-
11
M
M701
SLED
MOTOR
SP+
15
SP-
16
M
M702
SPINDLE
MOTOR
F+
F-
T+
T-
24
23
2
3
6
5
25
20
MUTE
MDP
26
SFDR
28
SRDR
29
TRDR
31
TFDR
30
FRDR
33
FFDR
32
DIGITAL SIGNAL PROC.
D/A CONV.
IC702
DIGITAL SERVO
RFAC
51
16
RFI
15
RFO
13
FE
11
TE
19
LD ON
18
AGC CONT
RFDC
43
FE
39
TE
41
SE
40
XLON
14
72
L OUT
75
R OUT
5
DATA
MAIN
SECTION
R-CH
L OUT
7
CLK
6
XLAT
2
SQCK
9
SCLK
20
SCOR
1
SQSO
27
SSTP
66
XTAI
67
XTAO
3
XRST
S702
LIMIT
IN SW
X101
16.9344MHz
C DATA
12
C CLOCK
10
C LATCH
11
C SQCK
7
C SCOR
1
C SQSO
8
C XRST
9
C AGC CONT
13
80
C DOOR
(CD DOOR)
S701
8
SENS
C SENS
6
19
L1
L3
FERRITE-ROD
ANTENNA
D1
2
24
21
22
20
FM
MIX
FM RF I
FM RF O
FM OSC
AM RF
AM OSC
FM
OSC
AM
MIX
AM
OSC
OSC
4
MIX OUT
16
IF
BUFFER
CF2
CF4
7
6
FM IF
AM IF
FM
MPX
FM/AM
BUFFER
FM
DET
AM
IF
AM
DET
15
A
MPX
18
MUTE
12
11
R-CH
10
FRONT-END
IF AMP,DET,FM MPX
23
5
RADIO 6V
QUAD
VCC1
VCC2
MAIN
SECTION
T2
CE
12
11
14
13
14
13
MO/ST
BAND
10
4
2
3
1
20
19
PLL
IC2
FM
AM
VDD
XO
XI
CL
DI
DO
IF IN
MO/ST
6V
X1
75kHz
L-CH
RADIO 6V
CT1
L2
D2
RADIO 6V
CT3
D3
L4
ANTENNA
ANT1
FM
TELESCOPIC
IC1
T1
18 LP OUT
17 LP IN
16 PD
18
ST IND
8
ST IND
7
BAND
IFOUT
MPX
RADIO
MUTE
Q510
MUTE
3
C SCLK
5
Q702
SP IN
SFDR
SRDR
TRDR
TFDR
FRDR
FFDR
B
RADIO 6V
CD BOARD
MAIN BOARD (1/2)
TUNER BOARD
FM
IF
FM TRACKING
AM TRACKING
AM
F-COVER.
FM
F-COVER.
L3,CT3
