Schematic Diagram – Digital Board (2/5) - Sony STR-DA2100ES Service Manual

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3 7 6 3 1 5 1 5 0
6-13. SCHEMATIC DIAGRAM – DIGITAL Board (2/5) –
R1401
1k
R1402
2.2k
F1
F2
T E
L 1 3 9 4 2 2 9 6 5 1 3
(Page 27)
CNS501
17P
T.L OUT
GND
T.R OUT
L IN
GND
R IN
R OUT
-7V
L OUT
(Page 33)
SW OUT
MAIN AGND
C OUT
SL OUT
+7V
SR OUT
SBL OUT
SBR OUT C1257
w w w
STR-DA2100ES
• See page 29 for Waveforms. • See page 50 for IC Block Diagrams.
(Page 24)
(2/5)
MCK
BCK0
A/D CONVERTER
IC1401 LRCK0
PCM1800
LRCK
LRCK
FSYNC
BCK
BCK
MODE1
DOUT
MODE0
XMCK
SYSCLK
FMT1
DGND
FMT0
VDD
BYPASS
C1409 0.1
C_NR
C1408 RST(A_LO)
R1403 10k
470p C_PR
RIN
C1406 4.7 50V
C_NC
C1405 V_REF_2
470p C_PL
REFCOM
C1407 4.7 50V
VCC
V_REF_1 C1002
AGND 0.1
LIN
FB1405
R1486 1k C1448 10 50V
C1287 0.0022
R1446 1k C1438 10 50V
C1247 0.0022 R1476 1k C1468 10 50V
C1277 0.0022
C1237 0.0022 R1436 1k C1428 10 50V
C1227 0.0022 R1426 1k C1418 10 50V
C1267 0.0022 R1466 1k C1458 10 50V
C1217 0.0022 R1416 100 C1478 10 50V
0.0022 R1456 100 C1488 10 50V
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(Page 26)
D04
R1471
10k
C1450
0.1
C1460
10 C1494
50V 0.1
FB1452
RST(A_LOW)
SCKI
SCKO
BCK
LRCK
C1457
C1454 IC1452
10 TEST
FB1453 0.1 PCM1609
50V
VDD
DGND
D02
DATA1
D03
DATA2
D01
DATA3
R1407
100 C1001
ZEROA
470
10V
Q Q
3 7 6
G
I 0 +5V REGULATOR
IC1001
7805
C1483
680p
R1480
6.8k
R1440
R1484 6.8k
6.8k
R1474 C1473
6.8k 680p
LINE AMP R1444 C1443 LINE AMP
6.8k 680p
IC1403 IC1404
NJM4565M NJM4565M
C1441 C1471
330p 330p
VEE VEE
VCC VCC
u 1 6 3
25 25
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2 4
8 9 9
D/A CONVERTER
VCC3
AGND3
VCC4
AGND4
R1450 6.8k
VOUT8
AGND6
VCC5
AGND5
R1410 6.8k
VOUT7
C1491 10 50V
VCOM
R1420 6.8k
VOUT1
VOUT2
3 1 5 1 5 0 8 9 2
R1460
6.8k
R1430
6.8k
R1470
6.8k
R1434 C1433 C1463 R1464 R1424 C1423
6.8k 680p 680p 6.8k 6.8k 680p
LINE AMP
IC1405
NJM4565M
C1421
330p
C1431
VCC
330p
C1461
330p
VEE
m
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.
STR-DA2100ES
2
8 9 9
G1
G2
(Page 28)
G3
4 9 8 2 9 9
R1414 C1413
6.8k 680p
C1453 R1454 LINE AMP
680p 6.8k
IC1406
NJM4565M
VCC
C1451
330p
VEE
C1411
330p