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ST-SV7
5-6.
SCHEMATIC DIAGRAM – DSP Board (1/2) – •
CN602
21P
A+5V
A-GND
D+5V
D-GND
DIR-UNLOCK
DIG-CLK
DIR-CS
DSP-Rx
DIR-XSTATE
DIG-Tx
DIR-Rx
AMP-LAT
B1
CODEC-SMUTE
(Page 12)
AMP-CLK
B2
DSP-ACK
AMP-DATA
B3
DSP-CS
DSP-DECODE
D-GND
D-OUT
D-GND
CN601
4P
R755
100
R754
100
(Page 12)
C721
220
10V
C734
0.1
EP601
GND
(CHASSIS)
S-RAM
C613
0.1
IC602
IS61LV6416-15T
C614
FB609
0.1
C735
EP604
0.1
GND
(CHASSIS)
•
See page 11 for Waveforms.
See page 11 for IC Block Diagram.
C6
E1
C5
C4
E2
C3
C2
C1
R619
100
R620
C738
100
0.001
A3
A4
A5
R621
100
G6
C608
0.1
A6
D0
A7
A8
D1
A9
A10
A11
A12
A13
C609
0.1
A14
A15
A16
A17
TP601
TDO
TP602
MS
TP603
XTRST
TP604
TCK
TP605
TDI
FB608
FB607
Q612
FN1F4M
R631
MUTING
100
LEVEL SHIFT
CONTROL
C1
R630
100
SWITCH
R632
100
C5
R629
100
R633
100
C2
R628
100
C616
220
10V
IC603
TC74HCT7007AF
C615
0.1
R618
100
C607
C606
0.1
0.1
AUDIO DIGITAL
SIGNAL PROCESSOR
IC601
CXD9617R
TP622
PLOCK
C740
0.1
R634
100
C612
C739
0.1
0.001
C610
C611
0.1
0.1
C659
220
FB601
10V
0
G
O
IC610
NJM2391DL1-26TE1
16
16
C657
1000p
(TH)
C657
100
(EA,SP)
R680
DIGITAL
3.3k
FILTER,
D/A CONVERTER
IC606
PCM1748E/2K
(TH)
C4
R655
R656
F3
10k
10k
C6
F2
H3
R657
100
C3
H7
R658
100
F1
H2
TP619
D4
R659
100
FB605
R662
0
100
Q602
2SC1623
FB604
+3.3V
0
REGULATOR
C648
C650
220
R663
C649
220
10V
470
0.1
10V
C647
220
10V
R652
R651
470
470
D604
1SS355
C643
0.001
R613
100
G4
D605
1SS355
R612
100
G2
R611
100
G3
R610
C658
100
0.1
H7
R608
100
H6
R607
100
H5
C645
220
R606
100
H4
10V
JR622
0
G1
C644
0.1
H3
R605
100
H2
R604
100
H1
C646
100
R603
100
C604
0.1
R602
220
C736
G5
0.1
C602
0.01
R635
R623
100
10k
R601
100
TP614
BCK
TP615
LRCK
TP618
D2
TP617
D3
TP611
BCK
Q613
FA1A4M
RESET
SWITCH
C742
R771
0.001
10k
+2.6V REGULATOR
I
1
2
3
4
C656
220
10V
C655
R664
0.1
100
JR621
0
5
C653
C654
0.01
0.01
6
R660
JR603
330
0
R661
330
7
C652
0.1
R649
470
R650
470
8
C642
0.001
C636
0.01
(Page 17)
R642
100
9
A/D,D/A CONVERTER
IC605
C635
AK4527
0.1
R641
100
TP616
DOUT
10
11
12
13
14
15
16
17
18
19
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