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MDX-61
3-1. BLOCK DIAGRAM
+9V
(LINE AMP)
DCS6
DCS1
11
FOCUS
8
DRIVER
CONTROL
5
6
IC300
SLED/SPINDLE MOTOR DRIVE,
FOCUS/TRACKING COIL DRIVE
26
TRACKING
29
DRIVER
CONTROL
32
31
24
M902
SLED
22
DRIVER
CONTROL
19
20
M
15
M901
SPINDLE
13
DRIVER
CONTROL
17
18
M
5
2
4
7
14
AAPC
10
PD
LD
AUTOMATIC
POWER CONTROL
Q100
IC100
RF AMP
XRST
SWDT
SCLK
RFO
44
AGCI
43
DETECTOR
JI
F
E
A
BC
D
IC500
SHOCK PROOF MEMORY CONTROLLER
ATRAC ENCODER/DECODER
XOE
XCAS
61
62
A09
XRAS
66
65
69
·
68
·
70
·
71
1
·
2
·
24
·
25
22
DE
23
CAS
5
AB
4
RAS
D4
D0
AO8
D3
D0
A8
IC501
RAM
IC700
ELEVATOR MOTOR DRIVE
7
M904
(ELEVATOR)
9
DRIVER
CONTROL
4
2
M
IC701
LOADING MOTOR DRIVE
7
M903
(LOADING)
9
DRIVER
CONTROL
4
2
M
9
12
2
10
8
4
5
3
3
48
6
47
F
C
B
J
A
D
E
I
PD
XRST
SWDT
SCLK
XLAT
XLAT
20
18
17
19
RF
41
TE
SE
ADFG
33
26
29
AUX
FE
BOTM
38
34
35
PEAK
ABCD
39
37
82
ADFG
76
SE
77
TE
58
RFI
78
AUX2
68
AUX1
PEAK HOLD
Q200
IC200
DIGITAL SIGNAL PROCESSOR
DIGITAL SERVO SIGNAL PROCESSOR,
EFM/ACIRC ENCODER/DECODER
64
PEAK
65
BOTM
67
FE
66
ABCD
4 2 84
LDDRAPC REF
11
IC201
INVERTER
87
FFDR
89
FRDR
86
TFDR
85
TRDR
93
SPRD
94
SPFD
91
SRDR
92
SFDR
XLAT
XLAT
10
4
XLAT
SCLK
SCLK
9
3
SCK
SWDT
SWDT
8
2
SWDT
XRST
XRST
16
17
XRST
SENS
SENS
12
6
SENS
SRDT
SRDT
11
5
SRDT
SQSY
SQSY
14
FOK
FOK
2
DTO
30
DTI
DFCT
C2PO
31
29
3
BCK
LRCK
XTAI
35
32
33
92
C2PO
97
MIN
93
DATA
91
BCK
87
SPO
90
LRCK
OSCI
OSC O
37
36
X500
45.1584MHz
55
ı
52
·
56
ı
60
9
ı
12
·
14
ı
18
AO0
A0
XWE
67 3
WE
XRST
XLAT
SWDT
SCLK
SENS
43 54
SENS
SRDT
65 52
MD-SI
SQSY
89 62
SQSY
FOK
1011 64
FOK
21 55
CC-XINT
59
MD-RST
58
MD-LAT
45
MD-SO
51
MD-CKO
IC602
LEVEL SHIFT
X INT
9
SERIAL
INPUT
DAC
DAC
LPF
LPF
IC550
D/A CONVERTER
1
3
D OUT
41
ALRCK
44
8
5
R-CH
4
6
M1
7
M1
8
M2
9
M2
S901
(HOME POSITION DET)
13
HOME
S902
(LES)
11
LES
S620
DOOR OPEN
/CLOSE DET
57
DOOR-SW
S611-616
(EJECT)
S400
(LIMIT DET)
56
LIMIT-SW
RV901
ELEVATOR HIGHTER
POSITION DET(EHS)
40
EHS
S903
(SES)
12
SES
14
ı
19
MDMON
10
78
411
69
10
213
IC900
BUS INTERFACE
RESET
SW
SW
RST
30
UNICKI
48
UNISO
50
UNISI
49
BUS-ON
61
IC601
RESET
+
–
3
IC800
LINE AMP
1
2
MUTING
Q810, 820
64
8
31 2
5
CNP1
(L)
(R)
A-MUT
67
R-CH
BU-IN
60
BATTERY DET
Q920, 921
LINE
OUTPUT
+9V REG.
Q940, 941
+3.3V REG.
Q931
+3.3V
(D/A CONV)
+5V
(PULL UP)
+5V
(MOTOR DRIVE)
ERROR
AMP
COMP OUT
4
3
7
ERROR
AMP
COMP OUT
13
14
10
+5V REG.
Q952
+5V REG.
Q954
+3.3V REG.
Q953
+3.3V
LAMP DRIVE
Q600, 601
7
Q500, 501
SWITCHING
IC950
REGULATOR CONTROL
PL620
ILLUMINATION
LAMP
35
34
X601
32.768kHz
31
32
X600
10MHz
XTAL
EXTAL
TX
TEX
63
STR-SW
S600
(STOP)
21
ILL ON
IC600
SYSTEM CONTROLLER
• R-CH : Same as L-ch
• SIGNAL PATH
: PLAY
(BUS CONTROL CONNECTOR)
(SHASSIS)
OPTICAL PICK-UP BLOCK
(KMS-193C/J2N)
MUTING
SWITCH
Q560, 561
MUTING
CONTROL
SWITCH
Q800
Q950
B+ SWITCH
+5V
(SYSTEM CONTROLLER)
+6V REG.
Q910, 911