Pioneer SC-37 Service Manual page 125

5
QQ
3 7 63 1515 0
AFLOUT
AFROUT
GNDDAS
ACOUT
F96K
F192K
ADFADAT
ADBCK
ADLRCK
ADMCLK
ASWOUT
XADRST
TE
L 13942296513
C2445
470p/50
CH
C2446
YB
0.1u/16
ASLOUT
ZDZF
ZMCLK
ASROUT
ZBCK
ZFADA
ZLRCK
XZ2DARST
GNDD
ASBLOUT
ASBROUT
R2199
www NM
C2180
NM
GNDADS
.
Z
5
http://www.xiaoyu163.com
DAC/ADC
B
1/2
V+5_DA V+5_AD1
L2431
QTL1013-A
V+3R3_AD1
QTL1013-A
L2442
PCM1804DB
0.1u/16
0 C2441
R2431
DATA/DSDR VDD
15 14 C2440
10
R2432
BCK/DSDL DGND
16 13
R2433 100 100u/16
LRCK/DSDBCK BYPAS
17 12
R2434 100
SCKI OSR2
18 11
R2435 100 R2438
RST OSR1
C2431 19 10
NM R2437
OVFR OSR0
20 9
C2432 100u/35
OVFL S/M
21 8
C2433 0.1u/16 YB
VCC FMT1
22 7
AGND FMT0
C2439 0.01u/50
C2434 0.01u/50 YB 23 6
VINR- VINL-
24 5
VINR+ VINL+
0.1u/16 YB C2443 0.1u/16
C2442 25 4
VCOMR VCOML
26 3
AGNDR AGNDL
0.1u/16 YB 27 2 C2438 0.1u/16
C2435
VREFR VREFL
C2436 28 1 C2437
R2445 47u/35
47u/35
IC2431
0
A/D CONVERTER
R2436
NM
V+5_DA5
L2471
QTL1013-A
C2481 470p/50
SCH
V+5_ZDA
C2482 0.1u/10 SYB
IC2471
1 16
R2471 100
MCLK DZF
2 15
R2472 220
BICK DEM
0.1u/50
3 14
R2473 1k
SDTI VDD
1k 4 13
R2474
LRCK VSS 470p/50
R2483
100 5 12
R2485
RSTN VCOM
NM
6 11
SMUTE AOUTL
7 10
ACKS AOUTR
8 9
DIF0 DIF1
L2473 CTF1379-A
L2472 CTF1379-A
AK4388ET
R2482 NM
ZONE2 DAC
470p/50
CH
C2489
R2477
R2476
C2480 0.1u/16 YB
GNDDAS
x ao
y
i
CN3793
http://www.xiaoyu163.com
6
8
C2405
10u/50
V+3R3_DA
R2401
22
R2403 C2407
22
YB
10u/50
R2405
100 10k
100
YB
R2406
YB
10k
YB
C2408
R2444
10u/50
0
R2404
22
Q Q R2402
22
3 6 7 1 3
R2443
C2406
NM
10u/50
C2453
390p/50
R2455
3.3k
C2477 C2451 R2453 R2457
1u/10
YB
22u/50 3k 3.9k
AT
C2476
YB
C2475
CH
R2481
100
R2480 100 C2452 R2454 R2458
22u/50 3k 3.9k
AT
R2456
3.3k
R2479
C2454
NM
C2478
390p/50
NM 0.01u/50
YB
0
B
REGULATOR 5V
IC2183
NM
V+5_DA
V+5_DAF
R2196
0
R2197
0
u163
GNDDA
V+3R3_DA
GNDSI3
REGULATOR 3.3V
IC2181
1 5
.
VIN VOUT
2
GND
3 4
CONTROL NB
NJM2872BF33
SC-37
6
7
2 9 9 4 2 8
DAC HIGH ASSY (2/2)
B
2/2
(SC-37: AWX9622)
BUFFER
C2409 C2413 CH
NM 100p/50
R2413 R2417
V+12_A
3.9k 3.9k
6
8
R2415
2 7
8
1
3.9k
IC2401 4
5
(2/2)
4
3
NJM4565MD
(1/2) NJM4565MD
IC2401
C2464
0.01u/50
YB
IC2402
(2/2)
IC2402 (1/2)
5
4 NJM4565MD
V-12_A
3
4
R2416
7
8
6 1
3.9k
8
2
NJM4565MD
R2414 R2418
1 5 0 5 8 2 9 9 4
3.9k
3.9k
C2410 C2414
NM 100p/50 CH
LPF
V+12_A
CH
R2459
3.9k
2
8
R2461 C2459
1
220 10u/50
4
3 AT
(1/2)
R2465
IC2451
NJM4565MD
0
R2466
0
IC2451
(2/2)
NJM4565MD
GNDLPF5
5
4
R2462 C2460
7
220 10u/50
8
6 AT
R2460
3.9k
V-12_A
CH
1/2
V+12_A
V-12_A
R2193
NM
R2194
NM
C2198
NM
R2195 0
C2199
NM
m
GNDAP R2192 0
R2491 R2492
R2493
C2189
1M 2125 2125
1M
1M
NM
2125
co
GNDA
AKP7248-A
Z
CN3791
7
8
9 9
A
B
R2419 R2421
A_AADFLIN
8.2k 910
C
R2420 R2422
A_AADFRIN
8.2k 910
2 8 9 9
D
A_ADAZFLOUT
R2467 0
R2468 0
C2465 NM
A_ADAZFROUT
E
GNDDAS
GNDDAS
F
B
2/2
125
8