23
23
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.
+
-
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
SLED/SPINOLE MOTOR DRIVER
TRACKING/FOCUS COIL DRIVER
IC702
M
M702
SLED
MOTOR
M
M701
SPINDLE
MOTOR
F+
F-
T+
T-
R-CH
L OUT
S701
LIMIT
IN SW
X701
16.9344MHz
S801
L1
L3
FERRITE-ROD
ANTENNA
D1
D10
D11
CF2
CF4
17
R-CH
FM/AM FRONT-END
IF AMP,DET,FM MPX
RADIO 6V
T2
14
13
FM/AM PLL
IC2
6V
X1
75kHz
L-CH
RADIO 6V
CT1
L2
D2
RADIO 6V
CT3
RADIO 6V
D3
L4
ANTENNA
FM
TELESCOPIC
IC1
T1
18
RADIO 6V
ANT1
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
+
-
+
-