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HCD-DX90
22
22
7-2. BLOCK DIAGRAMS
– TUNER/CD SECTION –
: FM
: CD
• Signal Path
• RCH is omitted
: DIGITAL OUT
FM 75
Ω
G
AM
TM601
ANT IN
1
7
IF OUT
8
OSC OUT
5
VT
R601
+B
A+12V
Q602
PLL
IC651
X651
4.5MHz
RF IF
AMP
Q602
CF601
CF602
DO
DI
CL
CE
1
13
3
4
5
5
12
2
14
15
11
6
7
9
RB641
AM/FM IF MPX
IC601
BUFFER
Q611
LPF601
LPF
IFT601
R-CH
RV611
MASTER CONTROL
IC401(1/2)
DO
CL
CE
DI
DI
OPTICAL PICK-UP
BLOCK
(KSM-213DAP)
A
B
C
D
E
F
LD
VC
+5V
GND
PD
VR
LD
DRIVE
FOCUS
COIL
TRACKING
COIL
Q101
RF AMP
IC103
IC102
MOTOR/COIL DRIVE
M
M102
SLED
M
M101
SPINDLE
F+
F-
T+
T-
DIGITAL SIGNAL PROC.
D/A CONV.
IC101
DIGITAL SERVO
CD
DIGITAL OUT
IC201
R-CH
L OUT
L-CH
S101
LIMIT IN
X101
16.9344MHz
TBL ADDRESS
SENSOR
IC711
OPEN/CLOSE
S701
BU UP/
DOWN
S711
M
IC701
TURN
M721
Summary of Contents for HCD-DX90
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Page 71: ...65 HCD DX90 MEMO ...