Block Diagram -Cd Section - Sony CDX-CA650X 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
APC
PD
PD
97
LD
LD
LD DRIVE 98
Q1
FOCUS/TRACKING COIL DRIVE
SLED/SPINDLE/LOADING MOTOR DRIVE
IC2
FCS-
FOCUS
15
FOCUS
COIL
FCS+
COIL 16
DRIVE
TRK+
TRACKING
17
TRACKING
COIL
TRK-
COIL
18 DRIVE
SL-
M SLED
M902 13
MOTOR
(SLED)
SL+
14
DRIVE
SP+
SPINDLE
M
11
M901
MOTOR
(SPINDLE) SP-
12 DRIVE
LD-
LOADING
M 9
M903
MOTOR
(LOADING) LD+
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
Q911
AU5V
D5V
DR6V
Q910
(Page 16)
TUNER
SECTION
LOUT
A
SYSTEM CONTROL
16 CDL
ROUT
IC801(1/3)
12 R-CH
PACK
52 31 CD PACK
TSTB
56 51 TSTB
TSCK
55
TSI
54
SI
8 21 CD_SO/TSO
SO
7 22 CD_SI/TSI
SCK
6 23 CD_CKO/TCKO
STB
5 55
CD_TSTB
AO
4 54
CD_AO
RST
3 53 CD_XRST
RFOK
2 52
CD_RFOK
XTALEN
9 56 CD_XTALEN
24
60 CD_INSW/PH2
SW1
(DISC IN)
30 CD_SELF SW
SW2
(SELF)
57 CD_LIMIT
SW3
(LIMIT)
59 CD_DSW
SW4
(DOWN)
62 CD_LM LO
63 CD_LM EJ
POWER
68
CDM ON
CONTROL
Q908, 909
POWER
79 CD ON
CONTROL
Q907
REG
BATT
15 15
CDX-CA650X/CA660X/CA690X
BUS BUFFER
IC803
D804
BATT DET
28 10 3
BU IN
Q803
24 13 2
SYS RST
BUS ON 25 12 1
8
6 3
BUS SO 42 9
6 5 2
43 8
BUS SI
4 1
7
44 11 4 CNJ801
BUS CKO
(BUS CONTROL IN)
IC802
D901
RESET 33 1 RESET 2 BU 5V
S901
RESET
• Signal path
:CD
BATT