SCD-XB790
35
35
R413
R451
R430
R427
C505
R501
R503
R592
R594
C525
CN301
C302
C301
C308
CN306
CN305
R313
R419
R519
J301
J302
L308 C335
C330
C328
R320
R319
C327
R321
C329
R316
R318
CN304
C325
C324
L307
C508
R513
R518
Q503
C511
R516
R517
C5
0
9
R417
C411
R416
IC308(1/2)
C317
C316
C
406
C
4
07
R303
C318
C526
C426
C320
C321
C446
C546
R550
R548
R449
R448
R450
C319
R530
Q522
R531
R529
R431
R428
R429
R510
R509
C
50
6
C
5
07
R
41
2
R331
R309
R315
D302
R324
C350
R305
C333
R307
C402
R404
C405
R405
R505
R504
IC305(1/2)
C502
R506
R314
C425
C435
R332
R524
R424
R525
R425
R426
R526
R447
C445
C455
R445
R545
R544
R341
R446
C542
R581
C543
C443
R481
C523
C423
R422
R471
C422
R502
C501
C512
C503
C403
R401
R493
R403
C491
D301
IC315(2/2)
R492
R491
C415
R494
R593
IC315(1/2)
R301
C344
C313
C342
C343
C307
C310
C345
C340
IC302
C338
C332
C331
R329
D308
C304
C303
R304
R325
R311
R308
C306
R
306
C309
CN303
R310
L301
L401
L501
L402
L502
L403
L503
L302
CN302
IC304
RV601
C601
C604
L603
L601
L602
CNP601
J601
C603
L605
L606
L607
C323
C322
L504
L404
L305
R418
R408
R410
R411
R409
R406
Q401
Q402
R407
R507
R511
Q502
Q501
IC305(2/2)
JW301
Q303
Q301
C334
C347
Q304
C339
D311
D312
C315
D313
X301
R323
L310
Q422
Q421
R528
Q521
Q442
Q441
R546
R551
R549
Q541
Q542
IC307(1/2)
R444
IC307(2/2)
IC306(1/2)
J303
Q302
L309
R302
C336
C305
R591
C591
C401
C412
R561
R461 R402
R508
IC308(2/2)
Q403
C408
R414
C409
R
415
R514
R
515
C421
C521
C441
C541
R
5
41
C
44
8
C
548
R
44
1
R442
R542
R443
R543
R523
C522
R522
R571
C
42
8
R
4
21
R
5
21
C
5
28
R423
C442
R
5
1
2
IC306(2/2)
R527
C545
R547
R317
IC309
C358
C
4
10
C510
C404
C504
C424
C524
C444
C544
L608
L609
L610
4.7k
220k
100
470
47
63V
10k
4.7k
10k
4.7k
47
63V
6P
47
25V
47
25V
47
25V
3P
3P
0
4.7k
4.7k
2P
6P
220
16V
0.1
1
50V
68
220
220p
100k
0.1
22
1.8k
3P
0.022
100
16V
0.01
220k
47
2SC3624A
-T1L15L16
5p
680k
220k
3
3p
220k
5p
680k
NJM4580E-D
-TE2
10
63V
10 63V
1
00p
10
0p
0
10
63V
100p
100p
10
63V
10
63V
100p
100p
100
470
4.7k
470
100
10
63V
100
2SC3624A
-T1L15L16
4.7k
4.7k
4.7k
470
4.7k
100
4.7k
1
00p
10
0p
4
.7
k
220k
4.7k
220k
1SS367-T3
220k
0.1
4.7k
3300
6.3V
4.7k
470p
100V
10k
47
63V
10k
10k
10k
NJM2114M
-TE2
470p
100V
100k
0
47
63V
0.1
2.2
10k
10k
10k
10k
100k
100k
470
47
63V
0.1
10k
10k
10k
2.2
100k
470p
100V
2.2k
470p
100V
470p
100V
2.2k
470p
100V
470p
100V
2.2k
2.2k
470p
100V
2.2k
47
25V
470p
100V
470p
100V
470p
100V
10k
4.7k
4.7k
10
63V
1SS367-T3
NJM2114M
-TE2
10k
10k
0.1
4.7k
4.7k
NJM2114M
-TE2
2.2
10
63V
4.7
10V
4.7
10V
4.7
10V
470
16V
4.7
10V
10
63V
4.7
10V
BA033T
470
16V
4.7
10V
47
25V
22
1SS367-T3
27p
27p
0
820
22
100
470
16V
0
470 16V
4.7
10V
19P
100
220
220
220
220
220
220
220
220
19P
SN74LVU04APWR
1k/1k
0.001
0.022
3P
0.001
0
0
0
0.47
50V
0.47
50V
47
470
100
100
4.7k
100k
2SC3624A
-T1L15L16
2SC3624A
-T1L15L16
470
470
100
2SC3624A
-T1L15L16
2SC3624A
-T1L15L16
NJM2114M
-TE2
DTA143TKA
-T146
DTA143TKA
-T146
0.1
0.1
DTA143TKA-T146
4.7
10V
1SS367-T3
1SS367-T3
47
25V
1SS367-T3
11.2896MHz
1M
2SC3624A
-T1L15L16
2SC3624A
-T1L15L16
470
2SC3624A
-T1L15L16
2SC3624A
-T1L15L16
2SC3624A
-T1L15L16
100k
4.7k
4.7k
2SC3624A
-T1L15L16
2SC3624A
-T1L15L16
NJM2114M
-TE2
10k
NJM2114M
-TE2
NJM2114M
-TE2
2SC1623-T1-L5L6
0
100
16V
4.7
10V
10k
10
63V
47
25V
470p
100V
2.2k
2.2k
2.2k
470
NJM4580E-D
-TE2
2SC3624A
-T1L15L16
0.01
33k
33
p
18
0k
33k
18
0
k
47
25V
47
25V
47
25V
47
25V
1
0k
470
p
10
0V
47
0
p
1
00
V
1
0k
2.2k
2.2k
4.7k
4.7k
4.7k
470p
100V
2.2k
2.2k
47
0
p
1
00
V
1
0k
10
k
470
p
1
00
V
4.7k
470p
100V
4
.7
k
NJM2114M
-TE2
470
47
63V
470
1.8k
GP1FA351TZ
0.1
1
1
0.015
63V
0.015
63V
0.015
63V
0.015
63V
0.015
63V
0.015
63V
V
O
U
T
1
V
O
U
T
2
V
O
U
T
3
V
O
U
T
4
VOUT1
VOUT2
VOUT3
VOUT4
V
O
U
T
5
V
O
U
T
6
V
O
U
T
7
V
O
U
T
8
VOUT6
VOUT7
VOUT8
VOUT5
A1
A2
A3
SDATAL
SDATAR
A+7V
A-7V
DAC+5V
DACGND
A+UR
A-UR
64FS
CDDATA
GND
GND
GND
GND
GND
GND
GND
GND
GND
256FS
L-CH
GND
D/O
GND
SDATALS
SDATARS
SDATAC
SDATALF
ZEROR
ZEROL
POWER MUTE
R-CH
(CHASSIS)
(CHASSIS)
PHONES
-1
-2
R-CH
L-CH
GND
AGND
HP GND
MUTING
MUTING
1
4
2
3
6
5
7
8
HEADPHONE AMP
MUTING
MUTING
MUTING
MUTING
ANALOG
LOW-PASS
FILTER
6
5
7
8
6
5
7
8
1
4
2
3
1
4
3
2
MIX AMP
MUTING
CONTROL
SWITCH
MUTING
CONTROL
SWITCH
MUTING
CONTROL
SWITCH
+3.3V REGULATOR
CLOCK BUFFER
INIT_DF
ANALOG
LOW-PASS
FILTER
6
5
8
4
3
2
4
3
2
6
5
8
MUTING
MUTING
MUTING
MUTING
MUTING
MUTING
MUTING
MUTING
ANALOG
LOW-PASS
FILTER
OPTICAL
TRANSCEIVER
DIGITAL(CD)
DIGITAL(CD)
OUT COAXIAL
OUT OPTICAL
WAVE SHAPER
+3.3VD
L
R
L
R
L
R
CENTER
SUB WOOFER
FRONT
SURR
ANALOG
2CH OUT
ANALOG
5.1CH OUT
3.3
µ
H
3.3
µ
H
3.3
µ
H
3.3
µ
H
3.3
µ
H
5-16. SCHEMATIC DIAGRAM – AUDIO/HP Boards –
•
See page 42 for Waveforms.
•
See page 45 for IC Block Diagram.
w w w . x i a o y u 1 6 3 . c o m
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8
T E L
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9
9
2
8
9
4
2
9
8
0
5
1
5
1
3
6
7
3
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299