Kenwood KDC-HD942U Service Manual page 29

F
AUX IN
J421
R426
1K
D421
D422
REAR
D423
415 R416
2K 22K
405 Q406
13
Q408
Q408
PRE-OUT
MUTE
DRIVER
10
BU5V
BU
C516
1
0V
8V
5V
0V
0V
4
DSP
IC371
AOUT3R
AOUT3L
AOUT2R
16
5V
DZF
0V 17
PDN
AOUT2L
0V 18
VSS3
5V
19
SDA SDA 0V
AOUT1R
20
SCL SCL
21
R370
CLKO AOUT1L
2.2
5.0V 22
DVDD VREFH
23
C373 5.0V
BICK
24
0.01
LRCK VSS1
25
SDTO1
26
SDTO2
27
AVDD
11
SDTO3
C370 28
XTI
AINR
12P
11.2896MHz
AINL
VCOM
C372 R371
29 VSS4
XTO
12P 1.5K
30
VSS2
0V REF18
TSTI
A5V
11
G
5L I/F
J431
1 5 9
2 6 10
13
3 7 11
4 8 12
R442
1K
D431
D432
D433
12
13
10
12
75
14.4V
TP500
C521 R507
26
1 4.3K
TP502
R505
15K
0V
TP21
TH500
D501
470
5V
0V
R514
C505 R506 330
74
1 47K
3.3V
0V
TP501
R502
0
4
10
C383
C451 R373
1 470
15
2200P
1
C384
C452 R374
1 470
14
2200P
2
C385
1
C453 R375
1 470
13 2
2200P
3
C386 3
C454 R376
1 470 4
12 2200P
4
C387 5
C455 R377
1 470 6
11
2200P
5
C388
C456 R378
1 470
10
2200P
6
9
8 0V
7 5.0V
C457 R462 3.3K R464
6 1 1.8K
C458 R463 3.3K R465
1 1.8K
5
4 2.5V C379
2.2
3 0V
2 1.8V D370
1 0V
1 2 3
H
12
4
5
14
D439
D434
12
AGND
13
13
14
10
14
D5V
4
4
10
5.5V
1
ACIN2R
2
ACIN2L
3
ACIN1R
4
ACIN1L
5
ACIN0R
6
ACIN0L
IC451
7
ACOUTR
E-VOL &
8
ACOUTL SOURCE SELECTOR
9
SE2L
10
SE2R
3.3V
11
DCSEL
3.3V
C461 C462
0.01 2.2u50
+
11
11
I
KDC-HD942U
4 5
14
0V
5.0V
IC601
E2PROM
5.0V
5V
0V
0V
11
13
5
5
Q451
DC OFFSET ERROR
D456
DET CANCELLER
R466
A8V
D458
68K
Q451
D457
3.3V
0V
R454
10K
33
DCERR 69
32
WININ
5
D451
31
MUTE2
68
3.3V
D452
30
0V
MUTE1
67
D453
29
MUTE0
66
28
MUTEA 70
TP324
C469
27
SE1R TU-R 1
1
TP323
C470 15
26
SE1L TU-L
1
C472
25
SE0R CD-R
1
24 C474
3.3V SE0L CD-L
23
1
QD1R
D460
D461
D462
D463
D464
1
D465
13
A8V-1
11
1 2 3
X34-6320-10 (2/4)
J
7
11
2
12
D5V
1
2
11
13
11
16 2
13
35
2
3
1
15
TP6
D69
2
3
11
1
CN680
13
2 3
29