Kenwood DDX6027 Service Manual page 69

BN
+9V
5V AMP
IC200
0V 9.4V
8
1 AOUT V+
BOUT 7 0V
0V AIN-
2
0V 3 AIN+
BIN- 6 0V
4
0V
V-
BIN+
5
-9.2V
-9V
PRE-MUTE
R205 R209
22K 22K
Q200 Q201
D212
BU5V
POWER
AMP
IC100
6.6V
13.8V
4.0V 6.6V
0V
D101 D100
PWR-IC SVR EXTERNAL
REGULATE CIRCUIT
AUDIO REF. 4V
R171
4.7
R159 R160 R168
390 2.4K 1K
R166
100
Q151
R162 R167
5.1K 1K
BO
PRE OUT
FRONT REAR
CN13
14 13 12 11 10 9
5V AMP
IC201
0V 9.4V
8
1 AOUT V+
BOUT 7 0V
0V AIN-
2
0V 3 AIN+
BIN- 6 0V
4
0V
V-
BIN+
5
-9.2V
PRE-MUTE
R217 R220
22K 22K
Q202 Q204
D213
Q203
R218
47K
R219
D200
47K
8
W100 R118
1K
6.6V
3.3V
6.6V
6.6V
6.6V
R113
R110 10K
0V
100K
R105 10K
C101
1
SVR+B
C172
1000P
6.6V
13.0V 6.6V
6.6V
D151
IC150
C175
1000P
3.1V
R173
100
3.1V
3.1V
C177 R176
100u16 10
+
BP
AV OUT
SW
P250
8 7 6 5 4 3 2 1
C809
2200P
5V AMP
IC202
0V 9.4V
8
1 AOUT V+
BOUT 7 0V
0V AIN-
2
0V 3 AIN+
BIN- 6 0V
4
0V
V-
BIN+
5
-9.2V
PRE-MUTE
R231 R232
22K 22K
Q205 Q206
D214
54
17
53
R104
10K
R102
10K
A3.3V
1
2
3
4
BQ
DDX6027/6027Y/7017
DDX7037/7047/7067
C235 C236
1000P 1000P
C234 C237
2200P 2200P
R241 R242
22K 22K
Q207 Q209
D216
47K
47K
D203
Q208
AV OUT
MUTE
8
C150
47u16 C152
3.0V
+
1500P
R151 C154
33
R ACIN3R
1K 1
C151
3.0V
1500P
R152 C155
34
L ACIN3L
1K 1
35
ACIN2R
36
ACIN2L
37
ACIN1R
38
ACIN1L
C164
0.01
39
ACIN0R
40
ACIN0L
7.8V 41
VCC
0V 42
GND
43
SWR LDOUT2R
44
SWL LDOUT2L
3.8V
45
RR
LDOUT1R
46
RL LDOUT1L
0V
47
PGND
C165
3.8V
3.8V
10u35
48
PREF
+
X34-384/385x-xx A/3 (2/4)
BR
R
IC300
3
NC
4.8V
4
VSS
0V
4.8V
C302 IC30
0.1
1 Y1
4.8V
2 A1
3 B1
Y2
4
0V
5 A2
6 B2
0V 7
GND
MUT
3.0V 3.0V
IC151
E-VOL/AUDIO SE
3.8V
3.1V 3.0
6
69