Kenwood DDX8017 Service Manual page 84

DG
DDX8017/8027/8027Y
DDX8037/8047/8067
1
(X89-27xx-xx)
∗
∗
R165 8.2
P3
∗
R167 8.2
∗
CN1
TP70
NC 1
TP71
NC 2
GND 3
SUB 4
GND 5
C 6
AGND 7
N.C 8
1DIN
GND 9
X34-
2 RR 10
CN150
GND 11
4/5
RL 12
AGND 13
D
FR 14
GND 15
FL 16
GND 17
AGND 18
AGND 19
A4V 20
A8V 21
BU5V 22
∗
CN300
GND 1
SUB 2
GND 3
3
C 4
AGND 5
N.C 6
GND 7
RR 8
GND 9
RL 10
AGND 11
FR 12
GND 13
FL 14
GND 15
AGND 16
AGND 17
A4V 18
A8V 19
BU5V 20
NC 21 TP305
4
2DIN
DAC AGND 22
X34-
ADL 23
CN7
GND 24
ADR 25
4/5
GND 26
TP310
DSP SS 27
F
DIR ERRF 28
TP309
FSEL2 29
DIR CS 30
TP308
FSEL1 31
DSP RST 32
TP313
PON
33
DAC RST 34
DSP SO 35
DIR RST 36
DSP SI 37
5
ADC RST 38
DSP SCL 39
DIR CCLK 40
BMS 41
DIR CDTI 42 DIR CDTI
DAC MUTE 43
DIR CDTO 44 DIR CDTO
ADC MUTE 45
DGND 46
TP307
DGND 47
DGND 48
DC14 49
DC14 50
TP306
∗
D10
6
∗
CN2
CAUTION : For continued safety, replace safety critical components only with manufacturer's recommended parts (refer to parts list).
Indicates safety critical components. To reduce the risk of electric shock, leakage-current or resistance measurements shall be carried
7
out (exposed parts are acceptably insulated from the supply circuit) before the appliance is returned to the customer.
84
X89-274/279x-11 (1/2)
DH
∗
W306
∗
W307
W10 R86 8.2
TP19
TP20
W11 R85 8.2
TP21
TP22
TP72
TP25
W12 R87 8.2
TP23
TP24
W13 R88 8.2
TP26
TP74
TP27
TP28
W14 R90 8.2
TP29
TP30
W15 R89 8.2
TP73
BASS
MANAGEMENT SW
IC12
8.0V
1
V+
2
SW1
3
AIN1+
4
AIN1-
5
OUT1
6
BIN1-
3.3V
7
BIN1+
8
SWC
R15 R76
470 10K
8.0V
TP31
TP32
TP33
TP13
0.4VRMS
ADL
IC11
ADR
R16 R75
DSP SS
470 10K
DIR ERRF
FSEL2
A4V
A8V
DIR CS
FSEL1
DSP RST
2DIN ONLY
PON
DAC RST
DC14
DSP SO
DIR RST
5.0V
DSP SI
Q309
R320
ADC RST
5.0V
5.6K
DSP SCL
DIRCCLK
2.7V
3.3V
0V
Q310
14.4V
5.0V 47K
47K
0V
DC14
1 2 3 4 5 6 7 8 9 10 11 12 13 14
X34-A/2-
4/5 CN151
1DIN
E
DI
L.P.F
R11
470
8.0V
IC2
R12
470
R13
470
C27 8.0V
0.01
16
SW2
5V
0V
260/830/
15
880/mVRMS AIN2+
14
AIN2-
13
IC3
OUT2
3.3V/
12
0.88VRMS BIN2-
11 3.3V
R14
BIN2+
470
10
SWR
9
GND
0V
C81
R78 22u16
+
10K 8.0V
3.3V/
0.8VRMS
R82
IC4
10K
3.3V/
0.8VRMS
C82
R77 22u16
+
10K
BU5V
C85 1000P
Q312
14.4V 14.4V R99 22K
0.85VRMS
2.7V
Q313
2.7V
0.8V
2.7V
15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30
DJ
R38
10K
C14
120P
IC6
0V 16
DEM1
0.8VRMS 17
TP68
ROUT4
18
TP69 LOUT4
C31
10u16
19
ROUT3
+
C32
C10 120P 10u16
20
LOUT3
+
R34
R18 13K C33
10u16
21
4.7K
ROUT2
R170 8.2
+
R39
C34
10u16
22
13K
LOUT2
C15 +
23
C35
P/S
120P
10u16 24
ROUT1
+
C36
10u16
25
LOUT1
+
C84
10u16
26
260/830/
VCOM
880mVRMS
+
0V 27
AVSS
C39
28
AVDD
0.1 29
DZF2
30
DZF1
C11 120P
R19 R35
D13
4.7K 13K
8.0V/7.8V
R40
13K
C16
120P
0.4VRMS
4.7u50
4.7u50
5.0V
C12 120P
R36
R20 13K
4.7K
R105
1K
C86 1000P
R100 22K
0.85VRMS
Q14 Q15
0V 0V
MUTE
(ADC IN)
∗
D17
5V
R186 R187
5V
0V
7.5K 7.5K
0V
D5
5V
0V
FSEL2
5V
0V 47K Q13
5.0V
47K
Q307
0V
47K
PON
47K
5.0V
FSEL1
R325
100K
C325
1000P
∗
D8
DSP D5V
P2
DK
8CH DAC
DVSS
DVDD
DEM0
3.3V
DIF1
0V
SDTI4
SDTI3
200/640/
9
675/mVRMS
SDTI2
8
DIF0
7
ACKS
6
SMUTE
1.2VRMS
5
RSTB
5.0V
0V
48/44.1/32kHz
4
LRCK
3.3V
1.2VRMS 3
0V SDTI1
2.5V 2
BICK
3.072/2.8224
/2.048MHz
MCLK
24.576/22.579
5.0V
/16.384MHz
5V AVR
IC5 TP1
5.0V
IN OUT
GND
0V
2CH A
0.9VRMS
IC7
C43
2.2u50
1
VINL MOD
+
MODE
C44
2.2u50
2
FM
VINR
+
FMT
C87
2.5V
3
VREF1
OS
+
C41 24.576MH
5.0V
4
VREF2
SC
+
5
VCC VD
0V 6
AGND
5V DGN
0V
5V
0V 7
PDWN DOU
3.072MHz
0V 8
BYPAS
BC
3.3V
R42
9
FSYNC
47K
48kHz
R43 47
10
LRCK
C30
0V
0.1
R301
0V
14K
1.0V
Q300
C317
1.0V
0.1
0V
47K
R300 C
47K
10K
Q302
0V
0V
Q306
4.7K
0V
0V