Block Diagram -Cd Section - Sony CDX-CA400 Product Guide Service Manual

3-2. BLOCK DIAGRAM — CD SECTION —
OPTICAL PICK-UP
KSS-720A
B
A 84
D
C 85
A
B
82
C
I-V
D
83
CONV.
E
E
87
TRACKING
F
F 86
PD APC
PD
97
LD
DRIVE
LD A5V
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+
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
CD+5V
A_5V
REG
Q910,D910
AU_5V
D_5V
CD DRIVE
DR_6V +6V REG
Q907,D908
15
(Page 16)
TUNER
SECTION
LOUT
A
SYSTEM CONTROL
16
CDL
ROUT
IC801(1/3)
12 R-CH
PACK
52
TSTB
56
TSCK
55
TSI
54
SI
8 56
X_SO
SO
7 57 X_SI
SCK
6 58 X_SCK
STB
5 63 STB
AO
4 62
X A0
RST
3 60 CD_RST
RFOK
2 59
RFOK
TUNER
XTALEN
B
9
X EN
SECTION
(Page 16)
24
2
SW1 D_SW
(DOWN)
45 SELF_SW
SW2
(SELF)
3 IN_SW
SW3
(DISC IN)
64 L_SW
SW4
(LIMIT)
4 LM _LD
5 LM_ EJ
CD MECHANISM
50
CDM ON
ON SWITCH
Q905,906
D909
CD ON
51 XCD_ON
SWITCH
Q921
BATT
15
CDX-CA400/CA530X/CA580X
IC902
RESET 36 1 2 U_COM+5V
RESET
S901
(RESET)
• Signal path
:CD
• R-ch is omitted due to
same as L-ch.