Sony CMT-J3MD / HCD-J3MD Service Manual ▷ View online
HCD-J3MD
45
45
SECTION 6
DIAGRAMS
6-1. BLOCK DIAGRAMS
– BD (CD) SECTION –
E
F
A
B
C
D
A
C
RF
FF
TE
D
B
E
F
LD
PD
VCC
VC
RF
SUMMING
AMP
FOCUS
ERROR
AMP
TRACKING
ERROR
AMP
LD
DRIVE
Q101
VC
BUFFER
INTEG-
RATOR
RATOR
RF EQ
AMP
INTEG-
RATOR
RATOR
DIGITAL
PLL
IC101
DIGITAL SERVO
DIGITAL SIGNAL PROCESSOR
SUBCODE
PROCESSOR
SERIAL IN
INTERFACE
SERVO
AUTO
SEQUENCER
SERVO
INTERFACE
OVER SAMPLING
DIGITAL FILTER
D/A
INTERFACE
DIGITAL
OUT
TIMING
LOGIC
ERROR
CORRECTOR
EFM
DEMODULATION
APCLD/PD
AMP
5
7
8
6
16
14
49
51
13
LDON
VC
22
15
21
12
11
10
3
IC103
RF AMP
VC
4
VREF
HOLD SW
REF
IC102
FOCUS/TRACKING COIL DRIVE
SPINDLE/SLED MOTOR DRIVE
11
12
T+
T–
14
13
F+
F–
TRACKING
COIL
FOCUS
COIL
CH2OUTR
CH2OUTF
5
CH2FIN
6
CH2RIN
2
CH1FIN
3
CH1RIN
23
CH3RIN
24
CH3FIN
25
CH4SIN
27
CH4BIN
20
MUTE
CH1OUTF
CH1OUTR
17
18
SD+
SD–
CH3OUTF
CH3OUTR
M
15
16
SP+
SP–
CH4OUTF
CH4OUTR
M
M102
SLED
MOTOR
M101
SPINDLE
MOTOR
TFDR
TRDR
FFDR
FRDR
SRDR
SFDR
VC
16
FD
PD
LASER
DIODE
A
C
D
B
E
F
DETECTOR
OPTICAL PICK-UP BLOCK
(KSS-213BA/NP)
LD
POWER
RF AC
ASY1
48
38
42
43
39
41
40
28
26
29
ASY0
ASYMMETRY
CORRECTION
CORRECTION
SFDR
MDP
SRDR
33
32
FRDR
FFDR
31
30
42
TRDR
TFDR
SE
CE
TE
FE
RFDC
CE
VC
SLED
PWM
PWM
GENERATOR
FOCUS
PWM
GENERATOR
TRACKING
PWM
GENERATOR
PWM
GENERATOR
SLED
SERVO
FOCUS
SERVO
SERVO
TRACKING
SERVO
SERVO DSP
DIGITAL
CLV
OPERATIONAL
AMPLIFIER
ANALOG
SWITCH
A/D
CONVERTER
16K
RAM
DATA BUS
3rd ORDER
NOISE SHAPER
PWM
PWM
CPU
INTERFACE
2
1
3
SQSO
60
D OUT
67
STAO
66
XTA1
8
SENS
20
SCOR
14
XLON
XRST
SQCK
5
DATA
6
XLAT
7
CLOK
32
56
19
59
81
58
82
9
SCLK
33
27
SSTP
79
RMUT
80
LMUT
70
LMUT
71
AIN1
72
LOUT1
77
LOUT2
76
AIN2
75
LOUT2
CD-L
(L-OUT)
R OUT
HOLD
+5V
SQCK
SCOR
CLOK
XLT
DATA
SENS
SQSO
XRST
DOUT
X101
16.9344MHz
16.9344MHz
MAIN
SECTION
(Page 48)
S101
LIMIT SW
• RCH is omitted
• Signal Path
: CD
: CD (DIGITAL OUT)
• Signal Path
: CD
: CD (DIGITAL OUT)
57
C
BD(MD)
SECTION
(Page 47)
D
HCD-J3MD
46
46
HR901
OVER WRITE
HEAD
HEAD
DRIVE
Q181,182
3
6
1
2
FILTER
PCO
FILI
FILO
CLTV
PLL
EFM,
ACIRC,
ENCODER/
DECODER
RF AGC & EQ
AGCI
RFO
MORFI
MORFO
RF AMP
1
2
BPF
P-P
AT
AMP
BPF
ADAGC
VC
ANALOG
MUX
27
16
17
18
SERIAL
PARALLEL
DECODER
VICONV
20
25
22 23
4
5
6
7
8
9
IV AMP
IV AMP
E-F
BALANCE
14
15
3
VCC
VC
D101
12
11
10
LASER ON
SW
Q101
PD
APC
Q162,163
HF
MODULE
HF MODULE
SW
IC103,Q102-104
TRACKING
COIL
FOCUS
COIL
10
12
DRIVER
21
DRIVER
23
27
DRIVER
25
6
8
DRIVER
16
TFDR
PSB
16
XRST
SLED/SPINDLE MOTOR DRIVE
FOCUS/TRACKING COIL DRIVE
FOCUS/TRACKING COIL DRIVE
IC152
M
M
M902
SLED MOTOR
M901
SPINDLE MOTOR
DETECTOR
F
I
J
C
D
B
A
E
VC
LD
PD
ILCC
15
14
ATRAC
ENCODER/
DECODER
SAMPLING
RATE
CONVERTER
DTRF
CKRF
XLRF
FOCNT
79
82
81
80
93
94
95
10
SPRD
SPFD
FG IN
XRST
SPINDLE
SERVO
ADIP
DEMODULATOR/
DECODER
78
ADFG
A/D
CONVERTER
SERVO
DSP
APC
PWM
GENERATOR
21
26
25
20
SUBCODE
PROCESSOR
11
12
MONITOR
CONTROL
CONTROL
4
3
2
1
3
CPU
I/F
AUTO
SEQUENCER
16
27
28
7
5
6
8
9
7
3
512FS
M
M903
LOADING MOTOR
BCK
LRCK
BUFFER IC123
DRAM
IC124
SQSY
DQSY
MNT3
MNT2
MNT1
MNT1
MNT0
SENS
SRDT
SCLK
SWDT
XLAT
DIN1
19
DIN0
ADDT
DADT
DOUT
91
92
85
86
89
88
83
13
RECP
APCREF
FFDR
FRDR
TFDR
TRDR
SFDR
SRDR
FOCNT
XLAT
SCLK
SWDT
CSLED
SE
TE
26
28
32
30
ADFG
ADIN
ADFM
29
31
34
66
68
75
74
FE
VC
TE
SE
33
67
36
37
35
64
63
65
AUX
BOTM
PEAK
ABCD
FE
AUX1
BOTM
PEAK
ABCD
38
RF
57
RFI
59
60
61
61
62
ABCD
AMP
FOCUS
ERROR
AMP
I
J
A
B
C
D
D
E
F
F
VC
CVB
TEMP
AMP
TEMPR
TEMPI
APC
APCREF
EQADJ
3TADJ
WBLADJ
TRACKING
ERROR
AMP
OPTICAL PICK-UP BLOCK
(KMS-260B/J1N)
48 47 46 40
RF AMP
IC101
EFMO
TX
XINIT
CLOCK
GENERATOR
14
15
18
19
29
30
3
4
SPFD
SPRD
SPRD
SFDR
SRDR
TRDR
FRDR
FFDR
OVER WRITE HEAD DRIVE
IC181
OSCI
XBCK
LRCK
VC
VC
PEAK
&
BOTTOM
TRK–
TRK+
FSC+
FSC–
SLED+
SLED–
SPDL+
SPDL–
DIGITAL SERVO SIGNAL PROCESSOR, DIGITAL SIGNAL PROCESSOR
EFM/ACIRC ENCODER/DECODER, SHOCK-PROOF MEMORY CONTROLLER,
ATRAC ENCODER/DECODER
IC121
DIN0
DIN1
SCTX
XINT
XINT
ADDT
DADT
DOUT
(NON CONNECT)
(NON CONNECT)
SQSY
DQSY
MNT3
MNT2
MNT1
MNT0
MNT1
MNT0
SENS
SRDT
SRDT
SCLK
SWDT
XLAT CH
SWDT
XLAT CH
LDON
WRPWR
MOD
6
5
SDA
SDA
SCL
SCL
LIMIT-IN
REFLECT
REFLECT
PROTECT
CHACK IN SW
PACK OUT SW
CHACK IN SW
PACK OUT SW
PLAY-P SW
REC P SW
EEP ROM
IC171
LOAD-IN
LOAD-OUT
DIG-RST
DETECT SW
S101, S102,
S601-602, 604
100
49 • 48 • 50 • 51
34 31 • 36 40 • 45
D0
D3
A00
A09
47
46
3
4
17
16
1
2
18
19
6
9
11
15
5
XWE
XRAS
XCAS
XCAS
XOE
DQ1
DQ4
•
•
•
•
A0
A9
44
43
20
XWE
XRAS
XCAS
XOE
•
SHOCK
RESISTANT
MEMORY
CONTROLLER
8
•
11
10
•
13
9
•
12
4
5
DIGITAL
AUDIO
I/F
BD (MD)
SECTION (2/2)
(Page 47)
A
• RCH is omitted
• Signal Path
• Signal Path
: PB
: REC
: PB (DIGITAL OUT)
: REC (DIGITAL IN)
: REC
: PB (DIGITAL OUT)
: REC (DIGITAL IN)
– BD (MD) SECTION (1/2) –
HCD-J3MD
47
47
27
73
72
17
16
18
12
19
4
2
26
14
13
24
15
80
79
75
78
82
81
35
37
36
58
63
66
53
51
59
57
74
60
54
65
67
88
56
55
77
87
69
22
21
15
13
12
18
ADDT
BCK
LRCK
DADT
512FS
SCTX
XINT
SQSY
DQSY
MNT3
MNT2
MNT1
MNT0
MNT0
SENS
SRDT
SCLK
SWDT
XLATCH
LIMIT-IN
REFLECT
PROTECT
CHACKIN SW
PACK-OUT SW
PB P SW
REC-P SW
LD ON
WRPWR
MOD
LOAD-IN
LOAD OUT
SDA
SCL
DIG-RST
IC202
DIN 0
DIN 1
I2C CLK
DIN
I2C DATA
P.DOWN
SCTX
L3-CLK
L3-DATA
L3-MODE
X OUT
LEVEL-L
3
X IN
S.RST
P.DOWN
XINT
SQSY
DQSY
MNT3(S-LOCK)
MNT3(S-LOCK)
MNT2(X-BUSY)
MNT1(SHOCK)
MNT0(F-OK)
MNT0(F-OK)
SENS
SRDT
SCLK
SCLK
SWDT
XLATCH
XLATCH
LIMIT-IN
REFLECT
PROTECT
PROTECT
CHACKIN
PACK-OUT
PB-P
PACK-OUT
PB-P
REC-P
LDON
WR PWR
MOD
WR PWR
MOD
LD-IN
LD OUT
SDA
SCL
DIG-RST
29
I2C CLK
30
I2C DATA
16
8
10
9
11
LD-LOW
10
9
2
4
6
X302
10MHz
LOADING SW
Q350
A/D,D/A CONVERTER
IC201
IC202
IC202
SYSTEM CONTROL
IC316
DATAO
VINL1
VINR1
R-CH
R-CH
VOUTL
VOUTR
L3MODE
L3CLK
L3DATA
BCK
WS
DATAI
DATAI
SYSCLK
X201
22MHz
BD (MD)
SECTION (1/2)
(Page 46)
LOADING
MOTER
DRIVE
IC153
A
MAIN
SECTION
(Page 48)
B
1
2
MD REC-L
(AD IN L)
MD-L
(DATA OUT L)
MD LEVEL L
MD LEVEL R
RESET
MAIN SECTION
(Page 48)
MAIN SECTION
(Page 52)
B
B
BD(CD)
SECTION
(Page 45)
D
– BD (MD) SECTION (2/2) –
HCD-J3MD
48
48
REC
BIAS
BIAS
TRAP
TRAP
R-CH
R-CH
R CH
BIAS
OSC
Q462,463
RV440
Q461
TC +7V
C438,L437
ERASE
HEAD
REC/PB
HEAD
PB(L)
LEVEL
PB EQ
AMP
IC431
RV431
IC432
REC/PB SWITCH
REC
EQ
BIAS
SW
DOLBY
B
NORM
CROM
REC(L)
LEVEL
LEVEL
RV401
IC401
DOLBY NR/REC EQ AMP
40
1
2
3
4
48
46
A
B
70
120
PB
REC
DOL
PAS
PB
REC
36
33
32
38
39
CD-L
SPEAKER
J602
RY881
L
R
TM881
AM
FM 75
Ω
FM 300
Ω
ANTENNA
TUNER UNIT
L
R
STEREO
TUNED
DO
DI
CLK
CE
MUTE
STEREO
TUNED
DO
DI
CLK
CE
MUTE
R-CH
LINE
IN
R-CH
MD-L
MD-REC-L
I2C SDA
I2C SCL
MD-LEVEL L
RESET
P.DOWN
43
SELECT
SWITCH
14
12
13
9 10
B
A
IC302
INPUT SELECTOR
37
38
39
36
SELECT
SWITCH
MICON
INTERFACE
22 20
21
25
35
26
LAT
CLK
DATA
BASS
R-CH
IC301
DIGITAL SOUND
CONTROLLER
TC
CD
MD
TU
STEREO
TUNED
DO
DI
CLK
CE
MUTE
I2C SDA
I2C SCL
MD-LEVEL L
CD-RESET
59
50
STEREO
BIAS ON/OFF
20
19
B NORM/CROM/METAL
ALC ON/OFF
15
RM ON/OFF
22
NR ON/OFF
23
REC PB/PASS
24
LM ON/OFF
25
79
ALC
76
BIAS
75
REC MUTE
74
NR ON/OFF
73
R/P PASS
72
LM ON/OFF
MS OUT
26
65
AMS IN
SWITCH
Q471,472
CAPM CNT1
69
78
TC RELAY
B HALF
93
B SHUT
2
B PLAY SW
80
SWITCH
Q473,474
B TRG
68
PACK
CrO2
F.REC
R.REC
SENSOR
PLAY SW
CAP M+
16
TRIG M+
TC MOTOR
BLOCK
51
TUNED
54
ST-DIN
53
ST-DOUT
55
ST-CLK
52
ST-CE
49
ST-MUTE
30
I2C-SDA
29
I2C-SDL
94
MD-REC-L
45
FUNC-SEL1
47
62DATA
48
62CLK
38
62LAT
6
TA MUTE
DATA
CLK
LAT
27
PROTECT IN
MUTE
CONTROL
Q552
MUTE SW
Q801
MUTE SW
Q551
MUTE SW
Q841
DBFB SW
Q301
DBFB DET
D881
POWER
AMP
IC801
1
10
8
PROTECT SW
Q872,873
OVER LOAD
DETECTOR
Q802,871
RELAY
DRIVE
Q881
HEADPHONES
J601
R-CH
R-CH
1
STK POWER
3
F-RY
4
HEADPHONE
IC501
MASTER
CONTROL
SQ-DATA IN
32
SENS
56
CD-DATA
81
CD-LAT
58
CD-CLK
82
SCOR
19
SQ-CLK
33
HOLD
57
59
32
56
81
58
82
19
33
57
OPEN SW
71
IN SW
70
LOAD IN
67
LOAD OUT
66
VOL A
86
MOTOR
DRIVE
IC211
IC211
6
5
2
10
M
M103
LOADING
MOTOR
VOL B
87
XIN
15
ROTARY
ENCODER
S601
VOLUME
.
.
.
.
.
40
41
44
63
60
61
89 91
KEY 0
KEY 2
S602-620
23 26
LED
DRIVE
Q620-630
KEY 2
LED
STANDBY
39
D601-608
D610,611
XOUT
13
SUB XIN
10
SUB XOUT
11
FL-RESET
34
X501
16MHz
X502
62.768kHz
FL-CHIP SELECT
36
FL-CLK
37
FL-DATA
35
59 33
31 24
.
13
RST
14
CS
15
SCK
16
DATA
42
FL-ON
11
1
64 62
.
DIG1
DIG14
DIG0
12
DIG15
61
BUFFER
Q601
BUFFER
Q602
SEG0
SEG34
FLUORESCENT
INDICATOR TUBE
FL601
VF
VF
RY991
AC
IN
RELAY
DRIVE
Q991
T900
POWER
TRANSFORMER
VF SW
Q972,973
VF
VF
SWITCH
Q974
SWITCH
Q975,976
RECT
D975-978
RECT
D971-974
+5.6V
REG
1
3
2
IC908
D908
CHARGER
Q908
BT921
BACKUP
BATTERY
D911
D910
D909
BACKUP +2.7V
BACKUP +5V
SYS +5V
-30V REG
Q971,D979,980
SWITCH
Q542
VP (-30V)
RECT
D992,993
AC OFF
DET
1
3
IC941
D941
Q942
AC ON
RESET
RESET
Q941
S901
RESET
D944
D945
T901
SUB
TRANSFORMER
RECT
D982-985
RECT
D981
D981
RECT
D832
D832
+B
-B
+12V
REG
1
3
IC901
+12V
REG
1
3
IC903
-7V
REG
2
3
IC902
+7V
REG
1
3
IC909
TA +7V
TC +7V
TC M+12V
TC -7V
+5V
REG
1
3
IC907
TC +5V
MD M+5V
+5V
REG
1
3
IC906
CHARGER
Q904
D904
D905
D906
BACKUP 3.3V
SYS +3.3V
A +3.3V
LED,MD M+5V
+7V
REG
1
3
IC904
CD M+7V
+5V
REG
1
3
IC905
SWITCH
Q902
SWITCH
Q903
A +3.3V
CD D+5V
A +5V
MD
RESET
5
3
IC931
RESET
SWITCH
Q931
MD RESET
SWITCH
Q932
12
RESET
22
AC-CUT
43
POWER-ON
28
MD-RESET
D947
D943
CD-POWER
5
: FM
: CD
• RCH is omitted
• Signal Path
• Signal Path
: CD (DIGITAL OUT)
: PB (TAPE)
: REC (TAPE)
: PB : (MD)
: REC (MD)
: PB (DIGITAL OUT)
BD (CD) SECTION
BD (MD)
SECTION (2/2)
BD (CD) SECTION
(Page 45)
(Page 47)
(Page 45)
– MAIN SECTION –
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