Read Sony CMT-CP500MD / HCD-CP500MD Service Manual online
HCD-CP500MD
44
44
BLOCK DIAGRAM – MD SECTION –
• Signal Path
: PLAY (MD)
: REC (MD)
: CD (DIGITAL)
: CD (ANALOG)
F
C
B
D
A
E
I
J
J
I
B
A
C
D
E
F
DETECTOR
J
I
A
B
C
D
D
E
F
LD
PD
LASER DIODE
ILCC
PD
OPTICAL PICK-UP
(KMS-260B)
Q121, 122
AUTOMATIC
POWER CONTROL
APC
PD
APCREF
AT
AMP
B.P.F.
WBL
ADFM
ADIN
ADFG
ABCD
AMP
ABCD
FE
TE
SE
F0CNT
WBL
3T
EQ
COMMAND
SWDT
SCLK
XLAT
RFO
RF AGC
& EQ
AGCI
EQ
RF
IC101
RF AMP,
FOCUS/TRACKING ERROR AMP
TEMP
MORFO
MORFI
3T
WBL
AUX
PEAK
BOTM
IC141
FOCUS/TRACKING COIL DRIVER,
SPINDLE/SLED MOTOR DRIVER
OUT4F
OUT4R
M101
(SPINDLE)
OUT2F
OUT2R
M102
(SLED)
OUT1F
OUT1R
OUT3F
OUT3R
FCS+
FCS–
TRK+
TRK–
2-AXIS
DEVICE
(TRACKING)
(FOCUS)
IN4R
IN4F
IN2F
IN2R
IN1F
IN1R
IN3F
IN3R
MOD
SPFD
SPRD
APCREF
SFDR
SRDR
FFDR
FRDR
TFDR
TRDR
PSB
PWM GENERATOR
FROM CPU
INTERFACE
IC151 (2/2)
DIGITAL SERVO
SIGNAL PROCESSOR
RECP
AUX1
ABCD
FE
TE
SE
PEAK
BOTM
XLRF
CKRF
DTRF
XLAT
SCLK
SWDT
FILI
PCO
CLTV
FILO
EFMO
ADDT
DADTI
IC151 (1/2)
TX
ASYO
ASYI
RFI
SCTX
HR901
OVER WRITE HEAD
ADFG
F0CNT
SPFD
SPRD
SAMPLING
RATE
CONVERTER
DIGITAL
AUDIO
INTERFACE
DIN0
DOUT
IC151 (1/2)
DIGITAL SIGNAL PROCESSOR,
EFM/ACIRC ENCODER/DECODER,
SHOCK PROOF MEMORY CONTROLLER,
ATRAC ENCODER/DECODER
INTERNAL BUS
DADT
XBCK
LRCK
FS256
OSCI
OSCO
DQSY
SQSY
XINT
SENS
SRDT
SWDT
SCLK
XLAT
MNT0
MNT1
MNT2
MNT3
SWDT
SCLK
XLAT
P.DOWN
MNT1 (SHCK)
MNT2 (XBUSY)
DIG-RST
SQSY
DQSY
LDON
WRPWR
MOD
XINT
SENS
SRDT
LD-IN
LD-OUT
RIN
FIN
OUT1
OUT2
VREF
IC1004
LOADING
MOTOR DRIVE
M103
(LOADING)
DQ1 – DQ4
A0 – A7, A9
D0 – D3
A00 – A07
A09
XOE
XWE
XRAS
XCAS
OE
WE
RAS
CAS
IC152
D-RAM
DIN1
IC1001
MASTER CONTROLLER
HF MODULE
REFLECT
PROTECT
LD-LOW
WP
VINL
VINR
DALOCK
DARST
SLICERSEL
MUTE
SDA(EEP)
SCL
EEP-WP
ADPWN
VOUTL
VOUTR
SCL
SDA
SDA
M+7V
11
118
7
3
1
8
15
16
33
37
29
51
49
30
67
68
I2CDAT 37
SPDIF-CUT
I2CCLK
I2C-DATA
I2C-CLK
R-CH
MD-L
36
43
LIMIT-IN
OUT-SW
PW ON
MUTE
SLICER-SEL
RESET
LOCK
LOCK
(LIMIT IN)
(OUT)
(PLAY)
(REC)
PLAY-SW
REC-SW
XBCKI
LRCKI
11
9
8
4
1
2
3
48
47
46
40
33
38
37
36
32
35
34
26
28
18
17
16
20
12
30
29
5
6
7
10
Q101
LASER ON
SWITCH
LD/PD
AMP
I-V
AMP
I-V
AMP
FOCUS
ERROR AMP
TRACKING
ERROR AMP
RF AMP
B.P.F.
PEAK &
BOTTOM
6
8
92
91
88
89
86
85
81
80
83
13
67 65 66 75 74 63 64
82
27
25
21
23
12
10
14
15
19
18
29
30
3
4
16
M
M
M
AUTOMATIC
POWER
CONTROL
DIGITAL SERVO
SIGNAL
PROCESS
ANALOG MUX
A/D CONVERTER
SERIAL/PARALLEL
CONVERTER,
DECODER
AUTO
SEQUENCER
V-I
CONVERTER
Q131 - 134
HF MODULE
SWITCH
100
60
59
62
61
53
54
57
78
79
94 93
10
12 11
14
9
8
5 6 7
1 2 3 4
43
47
16
29
27
28
26
21
20
19
23
24
22
25
17
46
44
22
4
5
23
15
68
ADIP
DEMODULATOR/
DECODER
SPINDLE
SERVO
COMPA-
RATOR
PLL
FILTER
SUBCODE
PROCESSOR
EFM/ACIRC
ENCODER/DECODER
SHOCK PROOF
MEMORY CONTROLLER
ATRAC
ENCODER/DECODER
CPU
INTERFACE
MONITOR
CONTROL
CONTROL
25
29
19
47
35
14
27
32
48 40
42 50
58 56
26
38
XRST
CLOCK
GENERATOR
49, 48, 50, 51
2, 3, 24, 25
34 – 31, 36 – 39, 45
9 – 12, 15 – 18, 21
12 13
6
5
4
VCC 7
2
10
13
12
11
M
Q1001, 1002
REFERENCE
VOLTAGE SWITCH
BCK
WS
SPDIFO
SPDIFI
12SBCKOUT
12SLRCKOUT
CLKOUT
SYSCLK
DATA0
DOUT
DADTI
XBCKI
LRCKI
DIN
OP-LEVEL
133
S101
S103
S104
S105
S102
4
3
-A
LD+3.3V
IC102
WAVEFORM
SHAPPER
X-COUT
X-CIN 17
18
X1002
32kHz
32kHz
60
66
61
61
8
116
9
10
21
1
13
12
7
6
5
5
IC195
EEPROM
R-CH
REC-L
DIN
IC1006
D/A
CONVERTER
IC1005
A/D
CONVERTER
22
VDDPLL 32
18
Q1004
DOUT
DIN
DA MUTE
DATAI
XBCKI
LRCKI
XBCKI
LRCKI
LD+3V
X171
90MHz
IOP
3
1
+5V
LD+3.3 V
+3.3V
REG
IC190
CD
SECTION
(Page 42)
MAIN
SECTION
(Page 43)
MAIN
SECTION
(Page 43)
VC
VC
VC
15
14
TEMPI
TEMPR
SWITCH
Q1003
SWITCH
Q333
MD RESET
SWITCH
Q2001,2002
+B
SWITCH
MD BACKUP
(3.3V)
3
5
IC308
RESET
RESET
A
B
C
D
PANEL
SECTION
(Page 45)
MD RESET , P.DOWN , DA MUTE
P.DOWN
D101
TEMP
SENSOR
+3.3V
123
I2C-DATA,I2C-CLK
IC181, Q181 182
OVER WRITE
HEAD DRIVE
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