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MDS-JE520
– MAIN SECTION –
18
5
SQSY
DQSY
SQSY
DQSY
20
5
6
10
2
4
LOADING MOTOR
DRIVE
IC471
DRIVE
DRIVE
LOADING
SW
Q471,472
DIG-RST
73
SDA
65
SCL
XRST
09
SDA
SCL
79
SYSTEM CONTROL
IC316
SWDT
27
18
DATA
RES
16
DPD
I/O
25 28 26
10 11
CPU INTERFACE
19 20 21
22
D/A
CONVERTER
R-ch
17
16
L1
L2
R1
R2
41
39
30
32
15
A/D
CONVERTER
55
56
1
2
I/O
A/D, D/A CONVERTER
IC321
12
15
4
97
49
95
94
93
MATRIX
SW
89
91
6
19
12
DISPLAY DRIVER
IC771
FL781
FLUORESCENT
INDICATOR
TUBE
AC
LPF 14 1
MUTE
FRONT-END
IC301
MUTE
SW
Q306
R-ch
MUTE
Q186
3 1
HEADPHONE
AMP
IC391
RV791
PHONE LEVEL
R-ch
R-ch
L
R
IN
OUT
LINE
(ANALOG)
J101
R
L
3433
6
BACK UP
4
+5V REG
+3.3V REG
+5V REG
5
1
1
3
+3V REG
IC191
+3V
(BD)
PH +5V
SYS +3.3V
ANA +5V
BACK +3.3V
3
SWITCHING REG
IC431
212
S. RST
13
+6V REG
IC461
+6V
+B
RECT
D414,
413
RECT
D411,
412
RECT
D431,
432
RECT
D415,
416
–B
31
–6V REG
IC463
–6V
13
–32V REG
IC310
–32V
AC
AC
FL781
AC
IN
TR901
POWER
TRANSFORMAER
R-ch
PHONES
J791
30
293231
R-ch
INLM
INLP
INRP
INRM
ADDT
X301
22MHz
35 36
XIN
XOUT
256CK
SCLK
XLAT
48DA. RST
MUTE
KEY0
KEY1
KEY2
KEY3
21
22
JOG1
JOG0
STEREO
MONO
SO RCE
100
MONO/ST
TIMER
REC
OFF
PLAY
ANALOG
OPT 2
OPT 1
TIMER
S751
INPUT
S741
REC
MODE
S746
LED SW
Q756
GRID
DRIVE
Q781,782
POWER
D756
1
RM
72
P1
SIRCS
RECEIVER
IC761
RMC
37
35
34
69
70
68
67
39
60
FLCLK
FLDATA
FLCS
P. DOWN
CP
DA
CS
RESET
COM07
COM22
50
S. RST
STB
56
LD-LOW
55
LDOUT
76
MOD
LDIN
54
70
67
LDON
WR PWR
71
32
33
31
75
SENS
77
LIMIT-IN
69
REFLECT
68
PROTECT
51
CHACK IN
53
PACK-OUT
60
PB-P
59
REC-P
LIMIT
REFLECT
PROTECT
CHUCK IN
PACK-OUT
PB-P
REC-P
LDON
WRPWR
MOD
LOAD-IN
LOAD-OUT
SRDT
SCLK
SWDT
XLATCH
SENS
SRDT
SCLK
SWDT
XLAT
BD
SECTION
SCLK
SWDT
XLAT
66
74
72
78
SLOCK
XBUSY
SHOCK
FOK
MNT3
MNT2
MNT1
BCK
LRCK
512FS
BCK
LRCK
512FS
MNT0
ADDT
DADT
DIN0
DIN1
DOUT
SCTX
XINT
80
XINT
SCTX
MCK1
BCK
LRCK
512FS
VOLTAGE
SELECTOR
S301
E, SP model
: PB
: REC
: PB (Digital out)
: REC (Digital in)
• Signal path.
• Abbreviation
CND : Canadian model.
SP : Singapore model.
• R-ch is omitted.
XOUT
15
X513
7MHz
XIN
13
811
IC601
1
IC661
3
IC611
3
IC621
OPTICAL
IN 2
COAXIAL
IN
OPTICAL OUT
DIGITAL
OPTICAL IN 1
US, CND
EXCEPT US, CND
63
IC601
US, CND
ANALOG
COAX
OPT
EXCEPT
US, CND
61 • 62
COM23
COM24
SEG01
SEG35
•
AD1
AD3
3
37
•
79
•
80
•
1
12
1
D439
BT451
IC601