Kenwood KVT-915DVD Service Manual page 45

Monitor with dvd receiver
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Z
QQ
3 7 63 1515 0
39
C900
10u10
+
C901
10u10
+
R911
4.7K
D23
D22
D21
D20
D19
D18
D17
D16
TE
L 13942296513
D15
D14
D13
D12
D11
D10
D9
D8
D7
D6
D5
D4
www
.
76,101
AA
IC922
8
3.4V
VCC
0V
1
7
0V
0.3V
2
6
3.4V
3.4V
3
5
0V
0V
4
GND
AUDIO DATA
SELECTOR
SRAM
IC904
1
44
A4
A4
3.4V
A5
A5
2
43
A3
A3
A6
A6
3
42
A2
A2
0V
A7
A7
4
3.4V
41
A1
A1
OE
5
40
R917 75
A0
A0
UB
6
0V
R918 75
CE
39
LB
7
D0
I/O0
38
8
I/O15
D15
D1
I/O1
37
9
3.4V
I/O14
D14
D2
I/O2
36
10
I/O13
D13
D3
I/O3
35
11
I/O12
D12
VCC1
34
VSS2
0V
12
0V
VSS1
33
13
VCC2
D4
I/O4
32
14
I/O11
D11
D5
I/O5
3.4V
31
15
I/O10
D10
D6
I/O6
30
16
I/O9
D9
D7
I/O7
29
17
I/O8
D8
WE
28
18
NC3
A15
A15
27
19
A8
A8
A14
A14
26
20
3.4V
A9
A9
A13
A13
25
21
A10
A10
A12
A12
24
22
A11
A11
NC1
23
NC2
SRAM
IC905
1
44
A4
A4
3.4V
A5
A5
2
43
A3
A3
A6
A6
3
42
A2
A2
A7
A7
4
41
A1
A1
OE
5
R915 10K
A0
A0
40
6
UB
CE
R916 75
39
7
LB
D16
I/O0
8
CP912 10K
D17
I/O1
38
1
8
9
I/O15
D18
I/O2
37
2
7
10
I/O14
D19
I/O3
0V
36
3
6
11
I/O13
VCC1
35
4
5
I/O12
0V
12
34
VSS1
VSS2
13
3.4V
33
D20
I/O4
VCC2
14
CP913 10K
D21
I/O5
32
1
8
15
I/O11
D22
I/O6
31
2
7
16
I/O10
D23
I/O7
0V
30
3
6
17
I/O9
WE
29
4
5
18
I/O8
A15
A15
28
19
NC3
A14
A14
27
20
A8
A8
A13
A13
26
3.4V
21
A9
A9
A12
A12
25
22
A10
A10
NC1
24
A11
A11
23
NC2
x
ao
u163
y
i
AB
2 9
8
TP908
5.0V
IC910
1
39
MCLK
1.0V
2
40
BICK
3.4V
40
3
SDTI
4
32
LRCK
32
0V
5
36
PDN
6
24
CSN
7
23
CCLK
3.4V
8
22
CDTI
34
5.0V
IC908
1
VREF
0V
2
DZF
0V
3
35
PDN
3.4V
4
4
MCLK
3.4V
5
5
BICK
0.9V
6
4
SDTI1
0.9V
7
5
SDTI2
0.8V
8
6
SDTI3
0V
9
9
LRCK
3.4V
10
24
CSN
3.4V
11
23
CCLK
3.4V
12
22
CDTI
R919
5.0V
13
DVDD
4.7
14
DVSS
0V
IC911
Q Q
3
6 7
1 3
1 5
VCC
0V
1
33
2
32
3.4V
3
4
0V
GND
0V
40
39
R959 47
9
R958 47
5
R957 47
4
IC906,912,915
BUFFER
-7.2V
7.2V
D902
0V
C919
0V
0.01
IC902
ISO
AMP
6.7V
TP909 TP910
co
.
AC
KVT-915DVD,925DVD,935DVD
KVT-945DVD,965DVD
9 4
2 8
AVR +5V
IC909
7.2V
OUT
IN
GND
0V
2ch
AUDIO DAC
16
0V
DZFL
15
DZFR
14
5.0V
VDD
0V
13
VSS
12
AOUTL+
L+
11
AOUTL-
L-
0V
10
AOUTR+
R+
9
AOUTR-
R-
5ch
5.0V
AUDIO
DAC
28
AVDD
27
0V
AVSS
26
0V
LOUT1+
FL+
0V
25
LOUT1-
FL-
24
0V
ROUT1+
FR+
0V
23
0V
ROUT1-
FR-
22
0V
LOUT2+
RL+
21
0V
LOUT2-
RL-
0V
20
0V
ROUT2+
RR+
19
0V
ROUT2-
RR-
18
0V
LOUT3+
CE+
17
0V
LOUT3-
CE-
16
0V
ROUT3+
SB+
15
0V
ROUT3-
SB-
IC907,911,913,916
AUDIO CONTROL SELECTOR
IC907
8
0 5
3.4V
8
2 9
8
3.4V
9 4
2 8
VCC
0V
1
0V
7
0V
7
0V
6
0V
0V
2
6
0V
0.2V
5
0.2V
0V
3
5
0V
3.4V
4
GND
0V
0V
46
47
IC906
3.4V
5
1
VCC
2
0V
R921
47
3
4
0V
GND
0V
0V
0V
L901
10uH
7.2V
-7.2V
R907
820
IC901
C897
0.01
8
1
VCC
OUT1
R908
7
2
OUT2
VM1
3
820
IN1
4
6
GND
VM2
5
0V
IN2
ISO AMP
m
X14-947x-xx (6/16)
AD
9 9
R935
4.7K
R-
R936
R+
4.7K
C970
C972
680P
680P
-7.2V
IC917
AUDIO
AMP
0V
C969
C971
680P
680P
0V
R937
L+
4.7K
R938
L-
4.7K
0V
MUTE
5.0V
IC921
5
1
0V
VCC
2
3
4
0V
GND
0V
0V
IC913
I
9 9
8
3.4V
VCC
1
0V
1
7
0V
2
6
3.4V
2
3
5
3.4V
3.4V
3
4
4
GND
0V
IC912
3.4V
5
1
1
VCC
2
0V
2
R929
47
3
4
3
GND
3.4V
0V
IC903
C928
1
1
AGND
VINL
VCC
C930
2.1V
4.7u50
2
CINPL
VREF1
0V
+
3
RFCOM
CINNL
C931
3.0V
4.7u50
4
CINPR
VREF2
+
2.1V
CINNR
C929
5
VINR
3.3V
VDD
1
6
RSTB
0V
7
BYPAS
DGND
8
FMT0
0V
9
SYSCK
FMT1
5.0V
10
DOUT
MODE0
11
MODE1
3.4V
BCK
12
FSYNC
LRCK
4.8V
AUDIO A/D CONVERT
45

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