Kenwood DDX8022BT/8022BTY Service Manual page 44

CW
DDX8022BT/8022BTY/8032BT/8032BTM/812
DNX8120/8220BT
1
A8V
LP AGND
A8V
LP AGND
A3.3V
RLP AGND 40
SUB IN
RLP AGND
C IN
FLP AGND
RR IN
FLP AGND
2
RL IN
FLP AGND
FR IN
FLP AGND
FL IN
CODEC AGND
X34-
DSP A5V
CN900
CODEC AGND
4/6
ADC LIN
CODEC AGND
G ADC RIN 23
CODEC AGND
CODECERROR
DSPRST
CODECCS
DSPSS
3
CODECSCK
DSPSO
CODECDI
DSPSI
CODECDO
DSPSCL 12
DSPDGND
BM SW
DSPDGND
DSP D5V
DSPDGND
DSP D5V
DSPDGND
DSP D3.3V
GND
4
S/PDIF
GND
5
6
7
44
X17-2030-10 (1/2)
CX
(X17-2030-10)
R2
CN1
4.7
45 A8V
TP1
44
TP2
43
42
TP4
41 A3.3V
TP5
C2
TP6 10u16
39
+
RLP
38
AGND C3
TP8
37
10
TP9
36
TP10 C4
35
10
34
C5
TP12
33
10
C6
32
10u16
TP14
31
+
FLP C7
30
AGND 10u16
TP16
29
+
TP17
28
TP18
27 A5V
26
TP21
25 36
24
TP22
35
CODEC
22
AGND
TP27
21 9
TP26
20 47
TP29
19 34
TP28
18 37
TP25
17 33
TP30
16 35
TP31
15 32
TP32
14 34
TP33
13
31
TP34
36
TP35
11
TP23
10
TP54
9
2 1
8
TP36
7
TP46
6
LP AGND
5
DSPDGND
4
TP39
3
TP43
2 14
1
1
DSPDGND
3.3V
IC8
TP53 IC10
D3.3V
2
2
2
CY
R3 R13
47 3
5.6K 13K
C19
0.01
R83 C12
1 180P
3.3V
IC1
0V
C10
3.3V
680P
3.3V
3
R5 R20
48
15K 10K
A+3.3V
R7 R17
43
5.6K 13K
C18
0.01
R82 C13
1 180P
3.3V
IC2
0V
C11
3.3V
180P
3.3V
R14
44
13K
A8V
R10 R15 10K
10K
R22
3.3V
R81
8.2V
3.3V
3.3K
1
IC3
L.P.F
R21
3.3K
3.3V
R9 R16
10K 10K
0V
A5V
D3.3V
1.25V
TP52
1.3V
IN OUT D1.25V
GND
0V
4
R41
47
1
1 SDO4 SDI1 PC7
0V 2
IO GND1
3.3V 3
IO VDD1
4
SDO3 SDI2 PC8
D1
R43 47
5
5 SDO2 SDI3 PC9
R44 47
6
6 SDO1 PC10
R45 47
7
7 SDO0 PC11
1.3V 8
CORE VDD1
9
C41
PF8
10
0.1
PF6
11
PF7
0V 12
CORE GND1
13
PF2
14
PF3
15
PF4
C38
16
PF5
0.1
3.3V 17
IO VDD2
18
R42
PF1
4.7K
3.3V 19
PF0
0V 20
GND
D1.25V
D3.3V
CZ
3
1
BASS MANAGEMENT SW
3
C26
0.01
IC5
9 8
GND 0V SWC
10 7
SWR BIN1+
11 6
BIN2+ BIN1-
12 5
BIN2- OUT1
13 4
OUT2 AIN1-
14 3
AIN2- AIN1+
15 3.3V 2
AIN2+ SW1
16 1
SW2 0V V+
3
R85
1
8.2V
R24 R28
1
5.6K 13K
42
R84
1
C20
22u16 C23
+
180P
8.2V 3.3V
IC4
3.3V
C21 C22
22u16 180P
+
R23 R27
41 1
5.6K 13K
A3.3V
1
A5V
D3.3V
4
1.3V
IC7
DSP
2 47
DA
C45
10u16
+
C43 0.1
2.5V
C42 10u16
2.5V
+
C39 0.1
0V
5.0V
C77 C30 10u16
41
+
0.1
C31 10u16
42
+
C32 10
3 43
C33 10
44
5.0V
0V
C34 C35 10
47
10u16
C36 10u16
+
48
+
C37
0.1
R90
0
C82
1000P R91
0
CODEC AGND
9,14
3.3V
FST PE4
SDO5 SDI0 PE6
SDO4 SDI1 PE7
SDO3 SDI2 PE8
SDO2 SDI3 PE9
SDO1 PE10
SDO0 PE1
CORE GND3
CORE VDD3
MODA IRQA
MODB IRQB
MODC IRQC
MODD IRQD
3.3V
RESET B
PINIT NM
EXTAL
1.3V
PLLD VDD
PLLD GND
PLLP GND
PLLP VDD
D1.25V
D