Read Sony HCD-VM330AV Service Manual online
HCD-VM330AV
21
21
VIDEO CD CONTROLLER
IC502 (1/2)
A/D
CONVERTER
VO1+
VO1–
27
24
26
32
31
35
34
1
2
5
10
A
CD +3.3V
OPTICAL
TRANSCEIVER
IC361
OSC
BUFFER
IC106
OPTICAL
OUT (CD)
RFAC
ASYO
ASYI
FILTER
FILO
PCO
CLTV
FILI
DIGITAL PLL
ASYMMETRY
CORRECTOR
EFM
DEMODULATOR
DIGITAL SIGNAL PROCESSOR
IC101 (1/2)
MDP
DIGITAL
CLV
PROCESSOR
32K
RAM
ERROR
CORRECTOR
INTERNAL BUS
SQCK
SQSO
MUTING
EXCK
PCMD
DATA
BCK
LRCK
C2PO
C4M
XTSL
XTAO
XTAI
BCK
LRCK
WDCK
C2PO
MD2
DOUT
DIGITAL
OUT
D/A
DIGITAL
INTERFACE
CLOCK
GENERATOR
SUBCODE
PROCESSOR
SCOR
WFCK
XUGF
GFS
EMPH
SENS
DATA
CLOK
XLAT
SBSO
SENSE CLK
SENSE
DSP CLK
DSP DATA
DSP LATCH
SE
TE
FE
RFDC
FOCUS/
TRACKING/SLED
SERVO DSP
FOCUS/TRACKING/SLED
PWM GENERATOR
SFDR
IN3+
IN4R
IN3–
VO3+
VO3–
IN2+
IN2–
IN1+
IN1–
8
STBY
SRDR
TFDR
TRDR
FFDR
FRDR
SSTP
COUT
MIRR,
DFCT, FOK
DETECTOR
SERVO AUTO
SEQUENCER
SERVO
INTERFACE
CPU INTERFACE
SCLK
TO CPU INTERFACE
FOK
MIRR
DFCT
VO4+
VO4–
M101
(SPINDLE)
MOTOR
DRIVE
XRST
DSP MUTING
MOTOR
DRIVE
COIL
DRIVE
VO2+
VO2–
COIL
DRIVE
M
M
M102
(SLED)
FOCUS/TRACKING COIL DRIVE,
SPINDLE/SLED MOTOR DRIVE
IC102
2-AXIS
DEVICE
(TRACKING)
(FOCUS)
DIGITAL SERVO
PROCESSOR
IC101 (2/2)
(Page 22)
•
SIGNAL PATH
: CD PLAY (ANALOG OUT)
: CD PLAY (DIGITAL OUT)
55
56
52
47
CTRL1
SUBQ DATA
SUBQ CLK
SCOR
MCLK
33.8MHz
B
(Page 22)
DATA, BCK,
LRCK, C2PO
DEVICE RESET
33
31
32
29
30
34
19
8
40 41 39 43
22
20
21
26
TO SERVO AUTO
SEQUENCER
50
53 55
XPCK
12
52 54
49
48
25
76 77
66
71
16
69
72
67
65
17
64
63
2
14
79 80
15
7
4 6 5
10 11 13 68
3
95 5 97
1
18
84 83
10
2
77
11
6
7
8
9
16
18
11
10
12
2
1
E
B
A
CD +5V
F
DETECTOR
A
B
C
D
RF
SUMMING
AMP
FOCUS
ERROR AMP
TRACKING
ERROR AMP
RFAC
FE
RF AMP,
FOCUS/TRACKING ERROR AMP
IC103
TE
E
F
F I-V AMP
E I-V AMP
AUTOMATIC
POWER
CONTROL
Q101
APC LD
AMP
LD
LD
PD
LASER DIODE
OPTICAL PICK-UP
BLOCK
(A-MAX. 3)
SW
PD
I-V AMP
EQ
IN
15
3
4
EQ
AC
SUM
17
FEI
RF DC
AMP
28
RFDCO
29
RFDCI
RFAC
VCA
LD ON
82
PWM1
28
PWM2
26
PWM3
24
LIMIT
SWITCH
XRESET
12
91
18
93
T-SENS3
T-SENS2
T-SENS1
TABLE
SENSOR
IC11 – 13
LOAD IN SW 6
LOAD OUT SW 7
LOAD IN
LOAD OUT
S842
(LOAD)
D-SENS 92
DISC IN
DETECT SENSOR
D841, Q841
LOAD NEG 3
LOAD POS 2
LOADING
MOTOR CONTROL
Q881 – 884
TABLE POS 5
TABLE NEG
TABLE
MOTOR CONTROL
Q885 – 888
100
3
2
RN1
FN1
16
17
MOTOR
DRIVE
9
8
10
11
MOTOR
DRIVE
OUT1 –
OUT1 +
OUT2 –
OUT2 +
RIN2
FIN2
LOADING/TABLE
MOTOR DRIVE
IC881
M51
(LOADING)
M
M
M52
(TABLE)
SYSTEM CONTROLLER
IC801 (1/5)
83
C-XRST
SECTION 7
DIAGRAMS
7-1.
BLOCK DIAGRAM – CD SERVO Section –
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