Sony CDP-D12, Service Manual

Page: 39 / 54

3-5
CDP-D12
DIGITAL SERVO/DATA PROCESSOR FOR CD
—TOP VIEW—
25 20 15 10
5 1
51 55 60 65 70 75
26
30
35
40
45
50
100
95
90
85
80
76
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
—
O
I
I
I
I
O
I
I
—
—
O
—
I
—
O
—
O
O
O
O
—
O
I
—
D.GND
FROK
RST
AD
STB
SCK
SO
SI
XTALEN
V
CC
DA.V
CC
ROUT
DA.GND
REGC
DA.GND
LOUT
DA.V
CC
R +
R _
L _
L +
X.V
CC
XTAL
XTAL
X.GND
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
—
O
O
I
O
I
O
I
O
O
O
—
O
I
—
O
O
O
O
—
O
O
O
O
O
D.V
CC
EMPH
FLAG
DIN
DOUT
SCKIN
SCKO
LRCKIN
LRCK
HOLD/WDCK
TX
D.GND
C16M
LIMIT
D.V
CC
LOCK
RFCK
MIRR/WFCK
PLCK
D.GND
C1D1
C1D2
C2D1
C2D2
C2D3
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
—
O
O
I
I
I
—
I
I
O
—
O
O
O
O
O
O
O
O
—
O
I
—
I
O
D.V
CC
PACK
TSO
TSI
TSCK
TSTB
D.GND
TEST0
TEST1
ATEST
A.GND
FD
TD
SD
MD
DAC0
DAC1
DAC2
DAC3
A.V
CC
EFM
ASY
C3T
RFI
AGCO
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
I
O
—
—
I
—
I
I
I
I
I
I
—
O
I
I/O
I
I/O
I/O
I
—
I
O
I
—
AGCI
RFO
EQ2
EQ1
RF _
A.GND
A
C
B
D
F
E
A.V
CC
REFOUT
FE _
FEO
TE _
TEO
TE2
TEC
A.GND
PD
LD
PN
A.V
CC
PIN
NO.
I/O SIGNAL
PIN
NO.
I/O SIGNAL
PIN
NO.
I/O SIGNAL
PIN
NO.
I/O SIGNAL
INPUTS
AD
A, B, C, D, E, F
AGCI
ASY
DIN
FE _
LIMIT
LRCKIN
PD
PN
REGC
RF _
RFI
RST
SCK
SCKIN
SI
STB
TE _
TEC
TEST0, TEST1
TSCK
TSI
TSTB
XTAL
XTALEN
: COMMAND/PARAMETOR JUDGEMENT
: PHOTO DETECTOR
: RF-AGC AMPLIFIER
: REFERENCE VOLTAGE FOR EFM COMPARATOR
: SERIAL DATA TO BUILT-IN DAC
: FOCUS ERROR AMPLIFIER REVERSE
: OUTPUT THE STATUS TO BIT 5 OF STATUS OUTPUT
: LRCK TO BUILT-IN DAC
: PD DETECT FOR LD OUTPUT MONITOR
: SETTING CONTOL POLARITY FOR APC CIRCUIT
: CAPACITOR CONNECTION FOR SCF REGULATOR
: RF SUMMING AMPLIFIER REVERSE
: RF SIGNAL FOR GENERATING EFM DATA
: RESET
: SERIAL CLOCK
: SERIAL CLOCK TO BUILT-IN DAC
: SERIAL
: DATA STROBE
: TRACKING ERROR AMPLIFIER REVERSE
: TRACKING COMPARATOR
: TEST
: SERIAL CLOCK FOR CD-TEXT
: SERIAL FOR CD-TEXT CONTROL PARAMETOR
: PARAMETOR STROBE FOR CD-TEXT
: CRYSTAL
: CRYSTAL CONTROL
OUTPUTS
AGCO
ATEST
C1D1, C1D2
C2D1, C2D2, C2D3
C16M
DAC0 - DAC3
DOUT
EFM
EMPH
FD
FLAG
HOLD
L + , L _
LD
LOCK
LOUT
LRCK
MD
MIRR
PACK
PLCK
R + , R _
REFOUT
RFCK
RFO
RFOK
ROUT
SCKO
SD
SO
TD
TSO
TX
WDCK
WFCK
XTAL
INPUTS/OUTPUTS
FEO
TEO
TE2
OTHERS
A.GND
A.V
CC
C3T
D.GND
D.V
CC
DA.GND
DA.V
CC
EQ1, EQ2
X.GND
X.V
CC
: RF SIGNAL AFTER GAIN ADJUSTMENT
: TEST
: C1 ERROR CORRECT RESULT
: C2 ERROR CORRECT RESULT
: BUFFER FOR OSCILLATOR CLOCK
: DAC FOR ADJUSTMENT
: SERIAL SOUND DATA
: EFM SIGNAL
: PRE-EMPHASIS
: FOCUS DRIVE
: FLAG
: DEFECT DETECT
: L-CHANNEL SOUND DATA
: LD CONTROL CURRENT
: EFM SYNCHRONIZATION DETECT
: L-CHANNEL AUDIO
: DISTINGUISH SOUND DATA TO R-CHANNEL AND L-CHANNEL
: SPINDLE DRIVE
: MIRROR
: PACK SYNCHRONIZATION FOR CD-TEXT
: BIT CLOCK MONITOR
: R-CHANNEL SOUND DATA
: REFERENCE
: FRAME SYNCHRONIZATION FOR XTAL
: RF SUMMING AMPLIFIER
: RFOK SIGNAL
: R-CHANNEL AUDIO
: CLOCK
: THREAD DRIVE
: SERIAL DATA AND STATUS SIGNAL
: TRACKING DRIVE
: SERIAL FOR CD-TEXT DATA
: DATA FOR DIGITAL AUDIO INTERFACE
: 2 TIMES FREQUENCY OF LRCK
: FRAME SYNCHRONIZATION FOR PLL
: CRYSTAL
: FOCUS ERROR AMPLIFIER
: TRACKING ERROR AMPLIFIER
: TRACKING ERROR AFTER AMPLIFICATION
: GROUND FOR ANALOG CIRCUIT
: POWER SUPPLY FOR ANALOG CIRCUIT
: CAPACITOR FOR 3T DETECT
: GROUND FOR LOGIC CIRCUIT
: POWER SUPPLY FOR LOGIC CIRCUIT
: GROUND FOR D/A CONVERTER
: POWER SUPPLY FOR D/A CONVERTER
: EQUALIZER FOR RF AMPLIFIER
: GROUND FOR CRYSTAL
: POWER SUPPLY FOR CRYSTAL
C1D1
46
C1D2
47
C2D1
48
C2D2
49
SI
8
R
_
19
R
+
18
PA
C
K
52
TSO
53
TSCK
55
TSTB
56
TSI
54
FD
62
ATEST
60
TD
63
SD
64
MD
65
DA
C
0
66
DA
C
1
67
DA
C
2
68
COMPARATOR
FD/TD/SD/MD
CONTROL
SVDRAM
SUBCODE
PROCESSOR
DIGITAL
PLL
16k
SRAM
EFM
DEMODULATOR
TIMING
GENERATOR
DIGITAL
AUDIO
INTERFACE
D/A
INTERFACE
CIRCUIT
DE-EMPHASIS
CIRCUIT
8 TIMES
OVER SAMPLING
DIGITAL FILTER
D/A CONVERTER
EFM
EFM
RFI
C3T
ASY
74
92
TE _
95
TEC
94
TE2
93
TEO
91
FEO
90
FE _
80
RF _
79
EQ1
78
EQ2
77
RFO
98
LD
99
PN
97
PD
89
REFOUT
87
E
86
F
85
D
84
B
83
C
82
A
76
73
72
EFM
71
DA
C
3
69
A
GCO
75
AGCI
AUTO GAIN
CONTROL
ADDER
MULTI-
PLIER
SVROM
DEFECT
COMPARATOR
TRACKING
RESISTOR
FOCUS
RESISTOR
ROM
DECODER
CLV
PROCESSOR
SVC-
RAM
SWITCH
A/D CONVER
TER
REFNV
MIRENV
EFM
DEFECT
FOK
TEO
FEO
MIRR
A3T
RF AMP
BLOCK
TEOFS
FEOFS
COMPARATOR
MICROCOMPUTER INTERFACE
RFOK
6
SCK
5
SO
7
AD
2
RST STB
4 3
CD-TEXT
DECODER
MICRO-
COMPUTER
INTERFACE
ERR
OR CORRECTING PR
OCESSOR
PCLK
44
RFCK
42
LOCK
41
LIMIT
39
C16M
38
HOLD/
WDCK
35
TX
36
MIRR/
WFCK
43
C2D3
50
LRCK
34
LRCKIN
33
SCKO
32
SCKIN
31
DOUT
30
OUTPUT PR
OCESSOR
OUTPUT
BUFFER
NOISE
SHAVER
OUTPUT
BUFFER
SCF
23
XT
AL
24
LOUT
16
X
TALEN
XTAL
12
REGC R
OUT
14 9
L
+
21
L
_
20
NOISE
SHAVER
DIN
29
FLAG
28
EMPH
27
OSCILLATOR
MEMORY
PROCESSOR
UPD63711GC-8EU (NEC)
IC