Kenwood DDX8017 Service Manual page 79

CH
V
5V AMP 5V AMP
0 IC201
0V 9.4V 0V
8
V+ 1 AOUT
BOUT 7 0V
0V 2 AIN-
0V 3 AIN+
BIN- 6 0V
4
0V 0V
BIN+ 5
-9.2V
9V
E-MUTE PRE-MUTE
R209 R217
22K 22K
00 Q201 Q202
D213
Q203
R218
47K
R219
47K
BU5V
6.6V 6.6V
6.6V 6.6V
R110 10K 0V
R105 10K
C101
SVR+B
PWR-IC SVR EXTERNAL
REGULATE CIRCUIT
AUDIO REF. 4V
1000P
160 R168
4K 1K
R166
D151
100 IC150
Q151
C175
1000P
R173
100
3.1V
162 R167
.1K 1K
C177
100u16
+
CI
PRE OUT
AV OUT
FRONT REAR
CN13
14 13 12 11 10 9 8 7 6 5 4 3 2 1
5V AMP
IC202
9.4V 0V 9.4V
8
V+ 1 AOUT V+
BOUT 7 0V BOUT
0V 2 AIN-
0V 3 AIN+
BIN- 6 0V BIN-
4
0V
BIN+ 5 BIN+
-9.2V
PRE-MUTE
R220 R231 R232
22K 22K 22K
Q204 Q205 Q206
D214
D200
6
27
26
R118
W100 1K
3.3V
R104
R113
10K
100K
R102
10K
1
C172
6.6V
A3.3V
R176
10
CJ
P250
C809
2200P
C235 C236
1000P 1000P
C234 C237
2200P 2200P
R241 R242
22K 22K
8
7 0V
Q207 Q209
6 0V
D216
5
47K
47K
D203
Q208
C150
47u16 C152
+
1500P
R151 C154
33
R
1K 1
C151
1500P
R152 C155
34
L
1K 1
C199
C156
3.3u25
1500P
R153
35
35
100
C198
C157
3.3u25
1500P
R154
36
36
100
C197
C158
3.3u25
1500P
R155
37
37
100
C196
C159
3.3u25
1500P
R156
38
38
100
C195
C160
3.3u25
1500P
R157
39
39
C164
100
0.01 C194
C161
3.3u25
1500P
R158
40
40
100
0V 42
43
SW
44
C
45
RR
46
RL
0V 47
C165
10u35
48
+
1
2
3
4
CK
DDX8017/8027/8027Y
DDX8037/8047/8067
CN7
1 2 3 4
RESET
IC300
3 2
NC VDD
0V 4.8V
4 1
VSS OUT
IC301
4.8V
1 Y1
0V 2 A1
3 B1
4 Y2
0V
0V 5 A2
4.8V 6 B2
0V 7
GND
MUTE DRIVER
6
ACIN3R
ACIN3L
5.3V
3.0V
ACIN2R
ACIN2L
3.0V
ACIN1R
ACIN1L
IC151
E-VOL/AUDIO SELECTOR
ACIN0R
ACIN0L
41
VCC 7.8V
GND
LDOUT2R
3.8V
LDOUT2L
LDOUT1R
3.8V 3.8V
3.1V
LDOUT1L
PGND
PREF
X34-382/383x-xx A/3 (2/4)
CL
5 6 7 8 9 10 11 12 13 14 15 16 17 18
4.8V
NOR
2
4.8V
14 D15
VCC
Y4 13 0V
31
0V
D15
B4 12
34
33
A4 11
4.8V
Y3 10
D15
B3 9 0V
32
A3 8 0V
A3.3V
6.5V
4.7V
3.0V
DCERR
3.8V
WINTC1
3.3V
WINTC0
WININ
MUXCR
MUXCL
MUXBR
MUXBL
MUXAR
MUXAL
3.0V
AUXR
AUXCOM
AUXL
CDCHR
CDCHCOM
CDCHL
3.0V
7
A3.3
79