Block Diagrams; Cd Section - Sony HCD-M333 Service Manual

HCD-M333
Q Q

6-2. Block Diagrams

3 7 6 3 1 5 1 5 0
–

CD Section

–
OPTICAL PICK-UP
BLOCK
(A-MAX.3)
VC
+5V
PD1
PD2
I5-10
I1-6
Q101
LD
DRIVE
GND
PD
VR
T E F-
L 1 3 9 4 2 2 9 6 5 1 3
FOCUS
COIL
F+
T-
TRACKING
COIL
T+
M901
M
(SPINDLE)
M902
M
(SLED)
w w w
IC104
SELECTOR
12
14
13
15
11
1
5
3
2
IC103
4
RF AMP
A B
27 VC
10 9
RFC 26
6 A
7 B
8 C
RFAC 15
9
D
10 E
RFDCO
28
11 F
FE 16
LD
1 LD
TE 18
FEI 17
RFDCI 29
2 PD SW 12
IC102
MOTOR/COIL DRIVE
47 VO1+ IN1+ 35
52 VO1- IN1- 34
55 VO2+ IN2+ 32
56 VO2- IN2- 31
IN3+ 27
IN3- 26
5 VO4 +
IN4R 24
10 VO4 -
IN4 23
CTRL1(1-2)
1 VO3 +
1-4
SW 19
2 VO3 -
STBY 8
IC201
+3.3V
+3.3V 3 1 +5V
REG
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+5V
IC101
DIGITAL SERVO
DIGITAL SIGNAL PROC.
DOUT 64
50 RFAC
DATA 4
43
RFDC
CLOK 6
XLAT 5
39
FE
41 TE
40 SE
SQCK 77
SCLK 8
SCOR 15
SQSO 76
SENS 7
Q Q
3 7
33 FFDR
LIMIT SW
34 FRDR SSTP 26
31 TFDR
XTAI 71
X201
32 TRDR
33.8688MHz
XTAO 72
29 SFDR
XRST 2
30 SRDR
Q230, 231
XTSL 69
SWITCH
25
MDP
Q236, 237
SWITCH
Q232-235
BUFFER
u 1 6 3
y
48 48
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2 4
8 9 9
IC105
2 4 DIN-CD
IC101 (1/2)
SYSTEM CONTROL
35 CD-DATA
37 CD-CLK
36 CD-XLT
3
CD-SQCLK
19 CD-SCOR
32 CD-SQSO
56 CD-SENS
6 3 1 5 1 5 0 8 9
60 CD-XRST
61 CD-1-2
35 CD-1-4
28 CD-PWM1
26 CD-PWM2
CD-PWM3
24
CD-LDON
54
S1
CD-INSW 70
(OPEN/CLOSE)
CD-OUTSW 69
m
IC220
MOTOR DRIVE
c o
CD- LOAD-IN 68
7
.
CD- LOAD-OUT 67
9
2
8 9 9
A USB
SECTION
• Signal Path
: CD
2 4 9 8 2 9 9
2
M201
M
(LOADING)
4