Kenwood KDC-MP6025 Service Manual page 22

F
KDC-MP6025/MP625/MP858
KDC-W6527/W6527Y
∗
G
1
2 5
TP110
3 4
A
TP111
CN7
5 4 3 2 1
D501 D502
D506
D503
C406
0.1
R414
47K
2
R404
1
47K
33
R418
47K
R476
100K
E's LIGHT
SELECT SW
R477
100K
3
Q400
R401
15K R402 15K
R403
33K
∗ 24 23 22 21 20 19 18 17 16 15 14 13 12
CN1
to CD MECHANISM ASSY (X32-5400-00/01) (X32-5500-00/01) (X32-5560-00)
22
X34-301x-xx/X34-3222-70 (2/5)
G
J2
1 5 9
2 6 10
13
3 7 11
4 8 12
R520
1K
C513
0.01
D505
D500
∗
E
Q404
SW
for IC19
ANALOG SW
IC19
14
0-8.0V
8.0V VDD
1
I/O1
13
2
CONT1
O/I1
12
3
CONT4
O/12
11
0-8.0V I/O4
4
10
I/O2
O/I4
5
9
CONT2
O/I3
6
CONT3 0-8.0V
7 8
VSS I/O3
0V
R466 22K R467 22K
C470 10 R478 100K
R479 100K
66
67
Q402
Q401 Q403
R405 R406 R416
39K 39K R413 15K 15K
R415
33K
∗
D315
11 10 9 8 7 6 5 4 3 2 1
H
POWER
IC
C514
1
IC4
5V
0V
D504
5V
0V
IC14
LEVEL METER
BUFFER
4.0V 1 5
IN+ VCC
8.0V
4V
0V 2 D310
C318
VEE 0V
1
4.0V 3 4
IN- OUT
C317 22P
R312 120K
83
4.0V
Q57 Q56
R470 47K R469 47K
AC-OUT
MUTE SW 34
ACIN0R
35
ACIN0L
36
R471 C467
ACOUTL
31
360 2.2 37
ACOUTR
∗ ∗
R472 C468
360 2.2
38
∗
SUBR
∗ ∗
Q58
R475 C469
360 2.2
39
4.7K
SUBL
C478
2.2u50
∗ 40
CREF
Q59
+
41
MDL
4.7K
42
MDR
∗
43
CDR
D402
4.0V
44
CDL
SUB-OUT
MUTE SW
46
∗ 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7
CN2
to MD MECHANISM ASSY (X33-3180-00)
I
0V
6.8V
6.8V
0-4.4V
6.8V 6.8V
16
RESET IC
LEVEL
5.0V
METER
TP136
D201
MUTE
SW
R314
4.7K
Q60
22K
IC11
22K
5V
0V
C449
47u16
+
C461
0.01
22
OUTLR
21
0V
FREEL
20
FREER
4.0V 4.0V
19
SCL
5V
18
0V
SDA
17
MUTE
3.5V 16
AFS
IC2
4.0V
E-VOL &
15
N.C.MPX
QUAL
0V
4.5V
14
MPOUT
5V
13
4.0V 0V 4.0V
MPIN
12
LEVEL
4.0V
C456
220P
∗
IC1 :
IC2 : E-TDA7414
IC3,21 : M5237ML-CF0J
IC4 : E-TDA7560A
IC6 : NJM2195FJ1-ZA
IC7 : SI-8050JDNF
6 5 4 3 2 1
IC10 : TC7W02FU-F
IC11 : PST3436UL-E
IC12 : E-TDA7479AD
IC13 : LB1930M-E
IC14 : TA75S558F-F
J
R524
4.3K
R526
D512
220
R525
22K
D511
R527
220
R522
7.5K
L401
4.7uH
0V
4.0V
RL
4.0V
NL
4.0V
NR
SCL
SDA
∗
Q55
4.7K
TP112 93
C458
0.1
4.0V
95
C457
0.1
Q55
NOISE
BUFFER
IC18 : TC7W66FK-F
IC19 : TC4066BFT(N)
IC20 : SI-3050KD