Schematic Diagram - D_Audio Board (4/4) - Sony STR-DA3300ES Service Manual

6-15. SCHEMATIC DIAGRAM – D_AUDIO Board (4/4) –
1 2
D_AUDIO BOARD
A
B
C
C2240
0.01
68
D
13
D_AUDIO
FB2213
BOARD
(3/4)
(Page 42)
E
R2296
R2295
8.2k
1k
R2293
15k
F
C2275
C2276
270p
2700p
IC2219
NJM4565M(TE2)
5
6
C2274
1000p
7
8 VCC
R2294
100
G
H
I
STR-DA3300ES/DG1100
• See page 106 for IC Block Diagrams.
3 4 5
(4/4)
48 47 46 45 44 43 42 41 40 39 38 37
IC2218 1 ZERO1 ML
2 ZERO2 MC
3 ZERO3 MDI
D/A CONVERTER 4
ZERO4 MDO
5 ZERO5 ZERO8
IC B/D
IC2218
6 ZERO6 DATA4
PCM1609APT
7 NC ZERO7
8 NC NC
9 VOUT6 VCC1
10 VOUT5 AGND1
11
VOUT4 VCC2
12
VOUT3 SGND2
13 14 15 16 17 18 19 20 21 22 23 24
C2277
10
50V
C2272
100
16V
C2281
0.1
R2313
C2285
C2278
C2293
100k
10
2700p
50V 2700p
C2282
10
50V
R2312
8.2k
R2301
R2298
100k 8.2k
R2309
R2307
1k
15k
IC2220
R2302
C2292
1k
270p VSS
5
VSS
4
C2286
6
270p
3
7
2
8 VCC
1
IC2220
IC2219 C2291
1000p
LOW-PASS FILTER
LOW-PASS FILTER
R2305
100
R2308
100
6 7 8
DA_RESET
R2303 C2288 R2306
0.1 1k
47k
C2289
R2237
10k 100p
R2310
100
DA_LAT
36
35
34
DA_DO
33
R2311 100
DSP_SD3
32
31
30
29
28
27
26
25
C2287 C2294 C2290
C2284
0.1
0.1 0.1
0.1
R2323
C2295 C2296 C2298 C2302
100k
2700p
10 10 2700p
50V 50V
R2322
8.2k
R2319
R2315
R2321
15k
8.2k
1k
NJM4565M(TE2) R2317 IC2221 NJM4565M(TE2)
C2301
15k
R2316
270p 5 VSS
4 1k C2299
270p
3 6
7
2
VCC
8
1
IC2221
C2300
1000p
LOW-PASS FILTER
R2320
R2318
100
100
43 43
9 10
C2304 C2306 C2314
C2311
10
2700p 2700p 10
50V 50V
C2303
10
50V
R2338
8.2k
R2337
R2336
R2325 1k
15k
8.2k
R2326 IC2222 NJM4565M(TE2)
C2310
1k
270p VSS
4 C2307
5 4
270p
3 6 3
2 7 2
1 8 VCC 1
C2309
1000p
IC2222
C2305
1000p
LOW-PASS FILTER
STR-DA3300ES/DG1100
11 12 13
67
17
18
D_AUDIO
BOARD
(2/4)
(Page 41)
66
C
B
A
D_AUDIO
BOARD
(2/4)
(Page 41)
C2315
R2342
C2318
10
100k
2700p
50V
R2347
8.2k
R2349
R2354
1k
15k
C2319
270p
CN2207
16P
R2328
100
16 DA_SW
R2355
C2317 15 A_GND
100
1000p
14 DA_SBR
R2333
G
13 A_GND
100
12 DA_SBL
MAIN
11 A_GND
BOARD
10 DA_SR
(1/4)
CN1022
9 A_GND
(Page 68)
8 DA_SL
7 A_GND
F
6 DA_C
5 A_GND
MAIN
4 DA_R
BOARD
3 A_GND
(1/4)
CN1011
1 DA_L
(Page 68)
16
69
14
D_AUDIO
BOARD
15
(3/4)
(Page 42)