Block Diagram -Cd Section - Sony CDX-R3000 Service Manual

3-2. BLOCK DIAGRAM — CD SECTION —
OPTICAL PICK-UP
(KSS1000E)
A
82
C
83
B
84
D
I-V
85
CONV.
E
87
TRACKING
F
86
LD AMP
PD
PD
2
LD
LD
LD DRIVE 1
Q1
FOCUS/TRACKING COIL DRIVE,
SLED/SPINDLE/LOADING MOTOR DRIVE
IC2
FSC +
FOCUS
12
FOCUS
COIL
FSC-
COIL
11 DRIVE
TRK +
TRACKING
13
TRACKING
COIL
TRK-
COIL
14 DRIVE
+ -
SL-
M SLED
M902 15
MOTOR
(SLED)
SL+
16
DRIVE
+ -
SP-
SPINDLE
M 17
M901
MOTOR
(SPINDLE) SP+
18
DRIVE
+ -
LD-
LOADING
M
9
M903
MOTOR
(LOADING) LD+
10 DRIVE
RF AMP,DIGITAL SERVO,
DIGITAL SIGNAL PROCESSOR
IC1
RF EFM D/A
EQ DEMOD CONV
FORCUS
ERROR
I/F
ERROR
SERVO
CTL
OSC
52 53 54 55 56 57 58 59 23
X1
16.9344MHz
FD+
5
FD-
6
TD+
2
TD-
3
SD+
27
SD-
26
MD+
24
MD-
23
LOAD
1
EJECT
28
A3.3V SERVO 3.3V
AU3.3V
D3.3V
DR6V MECH6V
(Page 20)
TUNER
SECTION
LOUT
20
CDL
A
ROUT
16 CDR
SYSTEM CONTROL
IC501 (1/3)
INTQ
7 32 CD_INTQ
SI
13 33 CD_SO
SO
12 34 CD_SI
SCK
11 35
CD_SCK
STB
10 41 CD_STB
A0
9 40 CD_A0
RST
8 39 CD_RST
RFOK
6 38
CD_RFOK
30 43 CD_MUTE-L
LMUTE
RMUTE 29 42 CD_MUTE-R
24
44 CD_INSW
SW3
(DISC IN)
45 CD_SELFSW
SW2
(SELF)
49 CD_LIMIT
SW4
(LIMIT)
48 CD_DSW
SW1
(DOWN)
46 CD_LM_LO
47 CD_LM_EJ
19 19
CDX-R3000/R3000T
IC602
RESET 19 1 RESET 3 3.3V
S702
(RESET)
Signal path
: CD