Kenwood KDC-MPV5025 Service Manual page 20

K
KDC-MPV5025/MPV525
KDC-MPV7026/WV6027
QQ
3 7 63 1515 0
R216
33K
∗
B
R211 33K
C218
4.0V 4.0V 0.1u50 C220 0.1u50
33
ACIN1R
+ +
R212 33K
C219
0.1u50 C221 0.1u50
32 4.0V
ACIN1L
+
+
31 4.0V
ACIN2L
30 4.0V
ACIN2R
4.0V C216 1u50
29
ACIN3R
+
C217 1u50
28 4.0V
ACIN3L
+
8.0V L10 4.7uH
27
VS
26 0V
GND
25 0V
OUT LF
24 4.0V
OUT FR
23 4.0V
OUT RR
TE
L 13942296513
R35
TEL MUTE
100K
DIMMER
Q31
R34
10K
47K
47K
D158 D152 D157 D151
3
R166
4.7K
30
Q154
www
Q153
W109
15 16 17 18
20
X34-308x-xx (3/4)
L
4
MUTE
DRIVE
IC6
R7
FR
22K
SERGE DET
52
R5
Q2
10K R4
20K
Q1
B.U. DET
EEPROM
IC10
1 8
A0 VCC
2 7
A1 TEST
3 6
A2 SCL
4 5
GND SDA
(NOT USED)
EXT AMP
CONT
R11
∗
22K
R37
A
Q32
Q3
1K
D4
R9
33K
ACC DET
Q23
POWER
SUPPLY
CONTROL
R168 1K
PANEL
IC3
R165
DET.SW
47K
POWER
S1
SUPPLY IC
Q152
x ao
. i
M
D204
62
MUTE SW
D205
D3
D2
D269
R255 330
R256 330K
C258 0.22u50
+
C7
0.01
Q Q
TH1 D271
3 6 7
19
R254 10
18
R253 4.3K
9
C253 0.22u50
C254 0.22u50
C256 22u16
+
R251
47K
60
Q4
R13
5.6K
46
51
∗
Q23
D26
7
5
1 3 VDD
u163
y
N
2 9 9 4
8
∗
Q351,352,355-358
∗
D356
MUTE SW
C355
47u10
2
+
∗
∗
W105
W107
1
∗
∗
D357
R375
∗ ∗
W103 C359 360
+
4.7K
4.7K
∗ ∗ ∗
W106 C358 R374
3
∗ +
360
∗
W104
W108
RR
C353 R359
10u16 360
+
17
4.7K
Q354
22K
22K
4.7K
C354
10u16 R360
FR
+
Q350 360
22K
C351 R351
10u16 360
21
22K
+
4.7K
4.7K
C352
10u16 R352
20
+
360
AUDIO
POWER IC
IC4
25
CLIP OUT
23 7.1V
0V 24
OUT4- RL-
PWGND4
21 7.1V
OUT4+ RL+
19 7.1V
0.2V 22 OUT3- FR-
1 3 1 5 0 5 8 2 9
MUTE 17 7.1V
14.2V OUT3+ FR+
20
VCC1
0V 18
PWGND3
W201
15 3.5V
IN3
C257 13
0V
1 3.5V 16 PREGND
AUX IN
W202
11 3.5V
W203
14
IN1
IN4
9 7.2V
3.4V
OUT1+ RR+
W204
12
7 7.1V
IN2
OUT1- RR-
3.3V
5 7.1V
8.0V 10
OUT2+
RIP
0V 8
PWGND1
3 7.1V
14.2V 6
OUT2-
VCC2
1 0V
TAB
4.6V 4
STBY
0V
2
PWGND2
SW5V
R23
4.7K
D23
∗
W10
m
co
.
KDC-MPV525/MPV5025/WV6027/MPV7026
O
2 8
9 9
∗
R379
∗
∗
R365
Q357
4.7
∗
W101
∗
W102
∗
Q358
∗
R378
∗
C
3
R363
2
180
1
Q355
Q356
R364
180
R357
180
Q351
R358
Q352
180
9 4 2 8 9 9
C251
0.22u50
FR
C252
0.22u50
RR
FL
RL+
FL
RL-
FR+
RR+
FR-
RR-
PA
13
PCO
14
A
2
15
L1
140uH
R22
4.7K
D22
C22
10u25 0V
+
14.0V