Block Diagram -Cd Section - Sony CDX-CA650 Service Manual

3-2. BLOCK DIAGRAM — CD SECTION —
OPTICAL PICK-UP
KSS-720A
A
A 82
C
C 83
B
B
84
D
I-V
D
85
CONV.
E
E
87
TRACKING
F
F 86
LD AMP
PD
PD
97
LD
LD
LD DRIVE 98
Q1
FOCUS/TRACKING COIL DRIVE
SLED/SPINDLE/LOADING MOTOR DRIVE
IC2
FOCUS
15
FOCUS
COIL
COIL
16 DRIVE
TRACKING
17
TRACKING
COIL
COIL
18
DRIVE
M SLED
M902 13
MOTOR
(SLED)
14
DRIVE
M SPINDLE
11
M901
MOTOR
(SPINDLE)
12 DRIVE
LOADING
M 9
M903
MOTOR
(LOADING)
10
DRIVE
RF AMP,DIGITAL SERVO
DIGITAL SIGNAL PROCESSOR
IC1
D/A
RF EFM
CONV
EQ DEMOD
DSUB CODE
PROCESS
FORCUS
ERROR
I/F
ERROR
SERVO
CTL
OSC
62 63 64 65 23
X1
16.9344MHz
FD
26
TD
23
SD
5
MD
6
LOAD
1
EJECT
2
REG
A5V
Q341
AU5V
D5V
REG
DR6V
Q331
(Page 16)
TUNER
SECTION
LOUT
A
SYSTEM CONTROL
16
CDL
ROUT
IC501(1/3)
12 R-CH
PACK
52 31 CD PACK
TSTB
56 51 TSTB
SI
8 21 CD TSO
SO
7 22
CD TSI
SCK
6 23
CD TCKO
STB
5 55 STB
AO
4 54 AO
RST
3 53 CD RST
RFOK
2 52
RFOK
XTALEN
9 56 XEN
24
60 IN SW
SW1
(DISC IN)
30 CD SELF SW
SW2
(SELF)
57 LIMIT
SW3
(LIMIT)
59 D SW
SW4
(DOWN)
62 CD LM LO
63 CD LM EJ
POWER
68
CDMD ON
CONTROL
Q332
POWER
XCD ON
79
CONTROL
Q333
BATT
15 15
CDX-CA650/CA650V/CA650X
BUS INTERFACE
IC505
BATT DET
BU IN 28 10 3
Q556
24 13 2
SYS RST
BUS ON 25 12 1
8
UNI SO 42 9 6 3
6 5 2
43 8
UNI SI
4 1
7
44 11 4 CNJ600
UNI CKO
(BUS CONTROL IN)
IC602
RESET 33 1 RESET 2 BU 5V
S702
RESET
• Signal path
:CD
BATT