Dac Low Assy (2/2) (Sc-35, Sc-1525-K) - Pioneer SC-37 Service Manual

1

10.7 DAC LOW ASSY (2/2) (SC-35, SC-1525-K)

QQ
3 7 63 1515 0
A
AWX9658
C2205 470p/50
C2207 470p/50
AWX9658
C2215 0.1u/50
V+3R3_DA1
C2217 0.1u/50
L2201
QTL1013-A
FLRCK 47
R2210
68
FDBCK R2211
BADA R2212 220
SADA R2213 220
CADA R2214 220
FADA 220
R2215
FDMCK R2216 220
B
XDARST R2217 47
DASO R2218 47
MD/SDA/DEMP
DASCK R2219 47
DACS R2220 47
MS/ADR0/RSV
TEST/ADR1/RSV
GNDDA
C
TE
L 13942296513
D
E
www
: Audio Signal Route
NOTE
1. RESISTORS
Unit: k-kW, M-MW or W unless otherwise noted.
Rated Power: 1/16w or NETWORKS-1/32w unless otherwise noted.
Toleranee: (J)5% unless otherwise noted.
2. CAPACITORS
F Unit: p-pF or u-uF unless otherwise noted.
Ratings: Capacity(F)/Voltage(V) unless otherwise noted.
YB:CKSRYB, QYB:CKSQYB, SYB:CKSSYB, CH:CCSRCH, SCH:CCSSCH
AT:CEAT, ZL:CEHAZL, QHX:CFHXSQ
3. NM: No Mount
C
2/2
128
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V+5_DA1 V+5_DA
V+3R3_DA
L2202
IC2201
PCM1691DCA
QTL1013-A
1 48
RSV2_1 RSV2_13
2 47
RSV1_2 VCC2
3 46
RSV2_2 AGND2
4 45
RSV1_1 RSV2_12
5 44
RSV2_3 RSV2_11
6 43
LRCK VOUT1
7 42
BCK RSV2_10
8 41
DIN1 VOUT2
9 40
DIN2 RSV2_14
10 39
DIN3 VOUT3
11 38
DIN4 RSV2_9
12 37
VDD VOUT4
49
13 36
GND
DGND RSV2_8
14 35
SCKI VOUT5
15 34
RST RSV2_7
16 33
ZERO1 VOUT6
17 32
ZERO2 RSV2_6
R2201
18 31
AMUTEI VOUT7
10k 19 30
AMUTEO RSV2_5
20 29
VOUT8
21 28
MC/SCL/FMT RSV2_4
22 27
AGND1
C2203
23 26
VCOM
R2202 47u/25
24 25
MODE VCC1
10k
*C2205
330p/50
*C2207
330p/50
GNDD C2206
0.1u/16
C2208
0.1u/16
C2219
470p/50
C2220
0.1u/16
C2421
470p/50
C2422
0.1u/16
x ao
y
. i
The ! mark found on some component parts should be replaced
with same parts(safety regulation authorized) of identical
designation.
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3
8
SBL/SBR LPF
R2360
NM
*C2381 R2383 R2385 R2387
2.7k 3.3k 2.7k
1u/50
R2395
2 1
R2389
NM
C2395
8.2k
R2390
0.01u/50
YB
8.2k
*C2382 R2384 R2386 R2388
1u/50 2.7k 3.3k 2.7k
R2361
NM
SL/SR LPF
R2362
NM
*C2331 R2333 R2335 R2337
1u/50 2.7k 3.3k 2.7k
R2345
R2339
NM
C2345
8.2k
R2340
0.01u/50
YB
8.2k
*C2332 R2334 R2336 R2338
1u/50 2.7k 3.3k 2.7k
R2363
NM
R2208
NM
R2209
NM
R2206
C/SW LPF
0
R2207
0
R2364
Q Q
NM
3 6 7 1 3
*C2281 R2283 R2285 R2287
1u/50 2.7k 3.3k 2.7k
R2295
R2289
NM
C2295
8.2k
R2290
0.01u/50
YB
1.8k
*C2282 R2284 R2286 R2288
1u/50 3.3k 5.6k 39k
R2365
NM
FL/FR LPF
R2366
NM
*C2231 R2233 R2235 R2237
1u/50 3.3k 3.9k 3.9k
R2245
R2239
NM
C2245
3.9k
R2240
0.01u/50
YB
3.9k
*C2232 R2234 R2236 R2238
1u/50 3.3k 3.9k 3.9k
R2367
NM
GNDDA GNDA
AWX9658
C2231 1.0u/50
C2232 1.0u/50
C2281 1.0u/50
C2282 1.0u/50
C2331 1.0u/50
C2332 1.0u/50
C2381 1.0u/50
C2382 1.0u/50
u163
.
SC-37
3
4
2 9 9 4 2 8
IC2381 V+12_A
C2387
NJM4565MD
1
390p/50
3
4
C2389 R2377
10u/50
1
100
8
2
R2371 R2373 R2391
0
0 GNDLPF4
1k 220
NM
R2372 R2374
0
0
1k 220
R2392
6
8
C2390 R2378
7
10u/50 100
4
5
C2388
1
390p/50
IC2381
V-12_A
NJM4565MD
IC2331 V+12_A
NJM4565MD
C2337
390p/50
C2339 R2327
3
4 100
10u/50
1
8
2
R2341
R2321 R2323
0 0
GNDLPF3
1k 220
R2322 R2324 NM
0 0
1k 220
R2342
6
8
7
C2340 R2328
4 10u/50 100
5
C2338
390p/50
IC2331 V-12_A
NJM4565MD
IC2281
V+12_A
NJM4565MD
C2287
390p/50 1 5 0 5 8 2 9 9 4
C2289
3 R2277
4
10u/50 100
1
8
2
R2291
R2271 R2273
0 0
GNDLPF2
1k 220
NM
R2272 R2274
0 0
2.7k 390
R2292
6
8
7
C2290 R2278
4
5 10u/50
100
C2288
5600p/50
IC2281
V-12_A
NJM4565MD
IC2231
V+12_A
NJM4565MD
C2237
330p/50
C2239
3
4
10u/50
8
2
R2241
R2221 R2223
0 0
GNDLPF1
1k 220
NM
R2222 R2224
0 0
1k 220
R2242
6
8
C2240
4
10u/50
5
C2238
330p/50
IC2231
V-12_A
NJM4565MD
m
co
AWX9658
C2181 100u/16
C2195 100u/16
R2138 1M
R2200 1M
4
9 9
A_ADASBLOUT
R2398
C2398
R2399
A_ADASBROUT
A_ADASLOUT
R2348
C2348
R2349
A_ADASROUT
2 8 9 9
A_ADACOUT
R2298
C2298
R2299
A_ADASWOUT
A_ADAFLOUT
R2248
C2248
R2249
A_ADAFROUT
R2199
NM
C2180
NM
GNDADS