Sony MDS-DRE1 Service Manual ▷ View online
MDS-DRE1
6-2.
BLOCK DIAGRAM – MAIN Section (1/2) –
93
91
90
92
DATA
BCK
LRCK
C2PO
BCK
LRCK
C2PO
BCK
LRCK
C2PO
XWE
XRAS
XCAS
XOE
SWDT
SCK
XLAT
SRDT
SWDT
SCLK
XWE
XRAS
XCAS
XOE
95
DODT
40
F86
34
EXE
94
DIDT
42
DIN
41
DOUT
43
ABCK
44
ALRCK
BCK
LRCK
BCK
LRCK
IC271
(1/2)
IC271
(2/2)
IC201
(1/4)
9
3
4
8
11
10
9
13
12
12
CLK
LATCH
BCK
BCK
PARALLEL
DATA
DATA
11
BCK
SDO1 (DATA)
SDO2 (ENABLE)
LRCK
FS128
37
OSCI
X501
45.1584MHz
36
87
OSCO
12
67 66 62 61
2 3 4
9 17
5
6
4 5 21 20
TX
D0 – D3
A00 – A11
DQ1 – DQ4
A0 – A11
EFM ENCODER
INTERFACE
CD-ROM ENCODER
ATRAC ENCODER
INTERFACE
MEMORY
CONTROLLER
INTERFACE
AUDIO
INTERFACE
DATA
MEMORY
ATRAC
ENCODER
CLOCK
GENERATOR
CPU INTERFACE
ADDRESS
GENERATOR
RAM R/W CONTROLLER
55 – 52, 56 – 60, 65, 49, 48
8 – 11, 14 – 19, 7, 6
69, 68, 70, 71
2, 3, 22, 23
SPO
SENSE
XINT
XRST
93
91
90
92
DATA
BCK
LRCK
C2PO
XWE
XRAS
XCAS
XOE
SWDT
SCK
XLAT
SRDT
SWDT
SCLK
XLAT
SRDT
SWDT
SCLK
XLAT
SWDT
SCLK
SRDT
SWDT
SCLK
XLAT
SRDT
XWE
XRAS
XCAS
XOE
95
DODT
40
F86
34
EXE
94
DIDT
42
DIN
41
DOUT
43
ABCK
44
57
51
55
ALRCK
SDI0
BCK
LRCK
SCKR
73
75
GPIO3
74
GPIO2
27
EXTAL
BCK
46
SDO1
45
SDO2
GPIO1
WSR
DATAI
BCKI
LRCKI
DATAO
BCKO
LRCKO
SI
VCO
OUT
OUT
VCO
IC251 (1/2)
PLL
IC251 (2/2)
VCO
IN
XTLI
BCK
LRCK
LRCK
47
49
50
1
3
3
2
FSI28
7
42 41 40
10
30
31
32
86
SO 12
REDY
6
XWO 8
33
87
88
XI
SWDT
SCK
XLAT
RVDT
SCK
XLAT
INIT
LAT-KEY
XWO-KEY
READY-KEY
XRST
13
SDO0
SCKT
WST
37
OSCI
X601
90.3168MHz
36
87
OSCO
12
67 66 62 61
2 3 4
9 17
23 24 47
5
6
2
3
1
4 5 21 20
TX
D0 – D3
A00 – A11
DQ1 – DQ4
A0 – A11
EFM DECODER
INTERFACE
CD-ROM DECODER
ATRAC DECODER
INTERFACE
MEMORY
CONTROLLER
INTERFACE
AUDIO
INTERFACE
INPUT
INTERFACE
ATT/MODE
CONTROL
FRAME
COUNTER
OSC
IC201 (4/4)
DIVIDER
IC202 (1/2)
LATCH
IC258
FLIP-FLOP
IC202 (1/2)
COUNTER
IC253 – 255
SHIFT REGISTER
& LATCH
IC256, 257
COUNTER
IC259, 260
WAVE
SHAPER
IC252
SAMPLING
RATE
CONVERTER
PFD
OUTPUT
INTERFACE
DATA
MEMORY
ATRAC
DECODER
CLOCK
GENERATOR
CPU INTERFACE
ADDRESS
GENERATOR
RAM R/W CONTROLLER
55 – 52, 56 – 60, 65, 49, 48
8 – 11, 14 – 19, 7, 6
69, 68, 70, 71
2, 3, 22, 23
SPO
SENSE
XINT
XRST
XINT-ENC
XINT-DEC
32
SRDT
85
SRDT-SEL
40
XLAT-ENC
39
XLAT-DEC
33
SCLK
31
SWDT
67
SCTX
53
DODT-SEL
52
13
15
DSEL
XOUT
X101
10MHz
XIN
SCL
SWDT, SCLK,
XLAT, SRDT
XLAT, SRDT
5
6
4
RST-37
6
5
IC151 (3/4)
IC152
SRDT SELECTOR
IC152
9
3
PFD
OUT
OUT
6
12
FINB
5
FINA
4
8
10
12
11
13
3
4
IC151
(4/4)
LINE OUT
SELECTOR
IC153 (2/2)
D-RAM
IC602
78
26 35 76 56 36
79 80
3 4 17
MD0 – MD3
SCL
SDA
GPIO0
SDI1
MWR
MRAS
MCAS
MA00 – MA09
DQ1 – DQ4
A0 – A9
25 – 22, 20 – 18, 16, 14, 13
6 – 9, 11 – 15, 5
71, 69 – 67
1, 2, 18, 19
D-RAM
IC702
D-RAM
IC502
SHOCK PROOF MEMORY CONTROLLER,
ATRAC ENCODER
IC501
SHOCK PROOF MEMORY CONTROLLER,
ATRAC DECODER
IC601
SYSTEM CONTROLLER
IC101 (2/4)
DSP
IC701
SAMPLING RATE CONVERTER
IC751
KEY
CONTROL
IC801
3
3
4
5
13
2
1
2
1
6
5
4
2
1
IC151
(1/4)
8
9
IC151
(2/4)
SERIAL DATA
SELECTOR
IC154
DODT SELECTOR
IC153 (1/2)
C
(Page 22)
DATA
D
(Page 22)
BCK, LRCK,
C2PO
C2PO
B
(Page 22)
DODT
A
(Page 22)
SCTX
N
(Page 25)
SDTI
O
(Page 25)
G
(Page 22)
XRST
XRST
E
(Page 22)
512FS
P
(Page 25)
512FS
M
(Page 25)
BCK, LRCK
LRCK
L
(Page 25)
MCLK
J
(Page 25)
DIDT
K
(Page 25)
SDTO
F
(Page 22)
SWDT, SCLK,
XLAT, SRDT
XLAT, SRDT
I
(Page 25)
H
(Page 22)
05
BCK
LRCK
FS128
BCK
LRCK
3
4
TRDT
7
5
43
44 45
10
AOUT-SEL
54
RESET
72 81 56 41
SDA-CDSP
RVS
RPD0
RST-DSP
48
RST-DIG
WE
RAS
CAS
IC201
(2/4)
5
6
3
5
IC201
(3/4)
1
2
1/2
DIVIDER
VCO
•
SIGNAL PATH
: PLAY
: REC (DIGITAL IN)
: REC (ANALOG IN)
13
8
MDS-DRE1
– 25 –
– 26 –
6-3.
BLOCK DIAGRAM – MAIN Section (2/2) –
05
J
(Page 24)
•
SIGNAL PATH
: PLAY
: REC (ANALOG IN)
: REC (COAXIAL DIGITAL IN)
: REC (OPTICAL DIGITAL IN)
P
(Page 24)
I
(Page 23)
O
(Page 24)
M
(Page 24)
30
31
32
1
3
2
7
13
DATAO
BCKO
LRCKO
14
26
27
16
12 11
SDTO
AOUTL
AOUTR
DEM0
42
DEEMP-ADA
49
AMUTE
50
ERROR
19
DQSY
R-CH
5
6
10
4
9
AINL+
INL–
AINL–
AOUTL+
AOUTL–
23
21
22
20
DATA OUT
FS128
BCKO
LRCKO
DATAI
SAMPLING RATE CONVERTER
IC451
A/D, D/A CONVERTER
IC301
SYSTEM CONTROLLER
IC101 (3/4)
DIGITAL AUDIO
INTERFACE RECEIVER
IC401
BCKI
LRCKI
FI128
XI
13
R-CH
R-CH
J701
R-CH
BUFFER
IC311
R-CH
D101
SDTI
MCLK
512FS
DIDT
SWDT, SCLK,
XLAT, SRDT
XLAT, SRDT
K
(Page 24)
SDTO
XRST
BCK, LRCK
N
(Page 24)
SDTI
15
L
(Page 24)
MCLK
Q
(Page 27)
POWER DOWN
42 41 40
SWDT
SCLK
LRCK
23 24
PWDA
10
INIT
11
AVOCK
LRCK
24
ERROR
18
DQSY
16
SWDT
14
SCK
15
XLAT
17
1
2
SRDT
10
XMODE
DIN1
DIN2
SCK
XLAT
SWDT
BCK
LRCK
SCLK
XLAT
SWDT
SCLK
XLAT
SRDT
BCK
LRCK
OUTPUT
INTERFACE
SERIAL I/O
INTERFACE
DATA
DEMODULATOR
LOCK ERROR
DETECT
CPU INTERFACE
INPUT
INTERFACE
WAVE
SHAPER
IC602
OPTICAL
RECEIVER
IC601
DIGITAL
SAMPLING
RATE
CONVERTER
FRAME
COUNTER
ATT/MODE
CONTROL
CLOCK
DIVIDER
INTER-
POLATOR
LOW-PASS
FILTER
LINE AMP
IC701
BUFFER
IC342 (1/2)
LOW-PASS
FILTER
IC342 (2/2)
HEADPHONE
AMP
IC751
RV751
PHONE
LEVEL
J751
PHONES
LINE
(ANALOG)
IN
OUT
L
R
L
R
MUTING
Q352
MUTING
CONTROL SWITCH
Q101
Σ∆
MODULATOR
Σ∆
MODULATOR
DECIMATION
FILTER
INPUT
INTERFACE
TIMING
PLL
COAXIAL IN
J601
OPTICAL IN
IC601
RV701
REC VOL
PWAD
MDS-DRE1
– 27 –
– 28 –
6-4.
BLOCK DIAGRAM – DISPLAY/KEY/POWER SUPPLY Section –
05
Q
(Page 25)
36 35 37 38 34
35 36 37 38 20
FL DRIVER CONTROL,
KEY CONTROL, LED DRIVE
IC201
SYSTEM CONTROLLER
IC101 (4/4)
POWER DOWN
+5V/+7V REGULATOR
IC401
RESET SIGNAL
GENERATOR
IC451
A+6V
B+
HEADPHONE
AMP (IC751)
AMP (IC751)
+5V
A/D, D/A CONVERTER
(IC301) B+
+5V
MD SERVO SECTION B+
B–
A–6V
LDDRV +7V
LOADING MOTOR
DRIVE (IC901) B+
DRIVE (IC901) B+
–32V
FL DRIVER (IC101) B–
SYS +5V
MCU +5V
SYSTEM CONTROLLER
(IC101) B+
VCC
5V ON/OFF
7V ON/OFF
FAN MOTOR
DRIVE
Q801, 802
OSC
LED DRIVE
Q361, 362
LED DRIVE
IC421, 431
IC421, 431
JOG DIAL
DETECT SENSOR
PH381, 382
ROTARY
ENCODER
REC/PAUSE
PLAY/PAUSE
DTIN
DTOUT
DTCK
PMCU-REF
31
2
33
34
46
SWDT
D102
D101
C107, R101
SCLK
29
LED-CUE
A
B
FL-RES
12
RESET
DTCS
7
7
OUT 7V
BT451
LITHIUM
BATTERY
D453
D451
10
OUT 5V
6
INI
2
RST
3
2
1
VCC
5V ON/OFF
7V ON/OFF
7
OUT 7V
10
OUT 5V
6
2
1
PDOWN
12
RESET
51
STB
87
FAN CONT
DTIN
DTOUT
DTCK
RTS
16
15
21
20
14
13
SDATA
FSW1
1
1
3
5
4
FSW0
24 JOG0
23 JOG1
25 JOGA
26 JOGB
FOOT SW
J851
CUE
D361 – 363
≠ AMS ±
PUSH ENTER
S305
S301 – 304, 306,
S311 – 316, 361 – 365,
S371 – 376
PAD UNIT
D1 – D16
S1 – S36
FLUORESCENT
INDICATOR TUBE
FL101
FL DRIVER
IC101
SCK
XIN
XOUT
DTCS
FLCS
CS
RST
12 – 1, 64 – 61
59 – 33, 31 – 23
KEY0 – KEY3,
KEY6, KEY7
LED1-G – LED8-G
89 – 94
65, 67, 69, 71, 73, 75, 77, 79
LED1-O – LED8-O
66, 68, 70, 72, 74, 76, 78, 80
LED DRIVE
Q371
RECT
D201 – 204
NOISE
FILTER
RECT
D209
D209
VCC 5
DIG +5V
RECT
D210, 211
POWER DOWN
DETECT
IC431
RECT
D207, 208
+6V
REGULATOR
IC301
+10V
REGULATOR
IC422
+5V
REGULATOR
IC421
+5V
REGULATOR
IC302
+5V
REGULATOR
IC191
–6V
REGULATOR
IC302
–32V
REGULATOR
IC501
28
LED-R.PAUSE
97 KEY-CONT
REC PAUSE
D371
PITCH
RV392
LED DRIVE
Q363, 364
30
LED-PP
PLAY/PAUSE
D364 – 366
95 SPEED-CONT
88
INPUT-SEL0
87
INPUT-SEL1
15
XIN
13
XOUT
X201
10MHz
M801
(FAN)
(FAN)
SPEED
RV391
INPUT
S601
ANLG
COAX
OPT
M
+5V/+7V REGULATOR
IC411
HEAD/PWM +5V
RECT
D205, 206
AC
TO FL101
S801
(POWER)
T901
POWER
TRANSFORMER
~ AC IN
AC
D432
D431
U
– 29 –
• Circuit Boards Location
DETECTION SW board
MOTOR board
JOG board
PSW board
REC board
CENTER board
POWER board
FADER board
DIGITAL board
BD board
EJECT board
DISPLAY board
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