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SCHEMATIC DIAGRAM-9
MAIN CIRCUIT
R880
100
UDZSTE175R6B
P.MD LINK
2
1
5
4
6
3
JK602
Lch
AUX(1)
Rch
JK603
Lch
IN
Rch
EXTERNAL
R476
Lch
560
OUT
Rch
E601
A3.3V
19
18
D5V
17
16
OPIN
15
CDTX
14
R575
TO
LOADSW
13
1.8K
MD
MDDATAOUT
12
CONNECTOR
MD_CS
11
MD_REQ
CIRCUIT
10
MD_CLK
(CS608B) on
9
MDDATAIN
SCHEMATIC
8
MDSYSRST
DIAGRAM-18
7
6
5
4
3
2
1
CS608A
<0V>
(0V)
((0V))
Q507
<0V>
(0V)
((0V))
Q409
<0V>
(0V)
((0V))
Vcc
3
GND
2
OPIN
OUTPUT
1
OPT IN
JK604
Q409
DTC144EUA106
MUTING CONTROL SWITCH
Q914
TP
2SA1576A106R
OPTICAL SWITCHING
TP
D880
R874
330
Q405
2SC4081106R
MUTING
Q505
2SC4081106R
MUTING
R415
6.8K
R515
<0.01V>(0.01V)
6.8K
((0V))
Q405
<0.01V>(0.16V)
((0.17V))
<0.01V>(0.01V)
((0V))
Q502
Q402
2SC4081106R
2SC4081106R
MUTING
MUTING
<0.01V>(0.01V)
((0.01V))
<0.72V>(0.73V)
((0.73V))
Q502
<0.01V>(0.01V)
R474 33K
R473
((0.01V))
22K
C472
C473
R475
C475
10P
100P
1.8K
25V10
2
4
1
3
IC471
5
8
7
6
C575
C573
C572
25V10
10P
100P
R574
R573
C574
33K
22K
25V10
Q407
2SC4081106R
MUTING
<0V>
(0V)
<0.42V>
((0V))
(0.04V)
Q408
Q407
((0.94V))
<0.42V>
(0.22V)
<15.49V>
<0V>
((0.14V))
(0.23V)
(0V)
((0V))
((0V))
R480
<15.41V>
4.7K
(15.52V)
<0.09V>
((15.48V))
(0.10V)
((0.09V))
<0.09V>
(0.10V)
Q914
((0.09V))
L636
D5V
<0.17V>
((0.09V))
<4.99V>
(4.99V)
((4.94V))
R934
10K
Q507
2SC4081106R
MUTING
Q408
DTA144EUA106
MUTING SWITCH
: CD Signal line
: +B signal line
: MD Signal line
Q805
2SA1576A106R
MUTING
D875
1SS355TE17
<0V>(0V)
((0V))
<0V>(0V)
((0V))
R876
Q805
22K
<0V>(0V)
((0V))
<0.12V>(0.04V)
((2.34V))
<0.01V>(0.01V)
((0V))
Q505
<0.01V>(0.01V)
((0V))
R425 10K
<0.01V>(0.01V)
((0.01V))
Q402
<0.73V>(0.73V)
((0.73V))
<0.01V>(0.01V)
((0.01V))
IC471
BA4558FE2
OP AMP IC
C571
25V10
<0V>
(15.66V)
((15.70V))
<0.10V>
(15.52V)
((15.56V))
10V22
: MD Rec Signal line
: AUX Signal line
R884
4.7K
<0.07V>(0.19V)
((0.16V))
R516
470
R416
<0.01V>(0.01V)
((0V))
470
R421
10K
R521
10K
R427
22K
R527
22K
R428
470
<1.54V>(1.54V)
((1.53V))
R528
470
EXT_LCH
EXT_RCH
C401
25V10
R410
330
R510
330
L883
RLL500050T-Y
R685
10K
R686
10K
R688
10K
C674
16V100
R689
10K
C673
14
19
18
17
16
15
13
12
11
10
9 8
TO
CD SERVO CIRCUIT
(CN702) on
SCHEMATIC DIAGRAM-8
Q807
DTC144EUA106
MUTING CONTROL
<0V>(0.03V)
((0V))
<4.9V>(4.9V)
Q807
((4.9V))
<0V>(0V)
((0V))
Q406
<0.01V>(0.01V)
((0V))
Q406
DTA144EUA106
MUTING CONTROL
Q404
<1.98V>(1.99V)
((1.98V))
<0.01V>(0.01V)
((0.01V))
Q404
DTA144EUA106
MUTING SWITCH CONTROL
COM_LCH
COM_RCH
R403
10K
R503
C501
10K
25V10
LINEOUT_L
LINEOUT_R
R676
12K
R687
10K
7
6
5
4
3
2
1
CS606
A
B
C
D
E
F
G
H
I
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