Block Diagram -Cd Section - Sony CDX-M630 Service Manual

4-2. 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
DRIVE
LD A+5V
Q1
LD
98
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-
M SPINDLE
11
M901
MOTOR
(SPINDLE) SP+
12 DRIVE
LD-
LOADING
M 9
M903
MOTOR
(LOADING) LD+
10
DRIVE
• Signal path
:CD
• R-ch is omitted due to
same as L-ch.
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
A+5V
CD POWER
AU+5V CONTROL
Q913-915
D+5V
CD POWER
DR+6V CONTROL
Q929,930
27 27
(Page 28)
TUNER
SECTION
LOUT
A
SYSTEM CONTROL
16 CDL
ROUT
IC801 (1/3)
12 R-CH
PACK
52 78 CD_PACK
TSTB
56 29 TSTB
TSCK
55
TSI
54
SI
8 26 CD_TSO
SO
7 25 CD TSI
SCK
6 27 CD TCK
STB
5 7
STB
AO
4 3
AO
RST
3 1 CD_RST
RFOK
2 28
RFOK
XTALEN
9 9 XTALEN
24
22 D SW
SW5
(DOWN)
35 SELFSW
SW2
(SELF)
23 IN/PH2
SW3
(DISC IN)
20 LIMIT
SW4
(LIMIT)
58 LOAD
59 EJECT
76 CD ON
BATT
CD+6V
CDX-M630