Kenwood KDC-MP925 Service Manual page 21

F
(X34-303x-xx)
UNIT C264,265, C297,
MODEL NAME
No. 268,269 298
KDC-MP925 0-10 C94-0040 22u16
KDC-X879 0-11 C94-0040 22u16
FX-9100 0-01 C94-0039 10u16
KDC-W8027 2-71 C94-0039 10u16
D20
Q30
EX AMP
CONTROL
22K
BUFFER
25
13
D16
14
3 R34
C41
0.01
D17
C46
1000P
SMALL
R38
15
LAMP
8.2K
C42
DET SW
0.022
Q26
R41 Q27
22K
5
BU DET
K C43 1
C48 0.01
IC9
5V
14 5.0V
1
0V VDD
13
5V
5V
0V
2
0V
12
3
11
4 5V
10
0V
5V
0V
5
5V
9
0V
6
8
0V 7
VSS
LOGIC IC for MUTING
L3
22uH
DC/DC
CONVERTER
A2
G
C501 C502 C505 R33 R34 R106 R107 R108 R109
NO YES NO 47K 22K YES NO NO
NO YES NO 47K 22K YES YES NO
NO NO YES 100K 47K NO YES YES
YES YES NO 47K 22K NO NO YES
D21
C111
0.01
Q31
22K 22K C101
47u6.3
22K +
Q30,31
MUTE
DRIVER
R42
3.3K
1/2W
C45
0.01
R44
18K
ACC
Q29 DET
24
29
R16
10K
TP64
C22
0.01
C23
33u63
+
H
R124- R148,149, R222,223,234, R230,231,242,
126 154,155,521 235,246,247 243,254,255
YES NO NO 2.2K NO
NO NO NO 2.2K NO
NO NO YES 22K YES
YES YES NO 22K YES
TP601
5V
0V 26
EXT-AMP
5V
0V
27
DIMMER
28
ANT-CON(TYPE2)
29
P-ON
5V
30
ILL-ON
0V
31
RESET
C102 22P R101 10K
32
XT1
C103 X2
27P 32.768kHz
33
XT2
C104
34
3.3V
REGC
1
X1
35
X2
36
X1
20.000MHz
0V 37
VSS
5.0V 38
VDD
39
CLKOUT
40
40 LX REQ M
41
41 LX MUTE
42
42 LX CON
43
43 LX RST
44
44 CD-MECHA+B
R106 10K
45
TYPE0
R107 10K 46
TYPE1
0V or 5.0V
R111 10K
47
IC2-TYPE0
R112 10K
48
IC2-TYPE1
5V
R110 49
PAN5V
100K 0V
50
TP132
E2P5V
5V
TP602
0V
C106
D101
1
5V
0V
31
I
KDC-MP925/W8027
W3
NO
NO
NO
YES
25
16
R178 R176
10K 47K
5V
0V
5V
5V
0V
0V
5V
0V
5V
0V
SYSTEM u-COM
5V
0V
5V
0V
5V
0V
5V
0V
5V
0V or 2.5V or 5.0V
0V
5V
5V
0V
0V
C107
0.01
X34-303x-xx (2/5)
J
15
10
C110
0.01
5V 5V
0V 0V
5V 5V
0V 0V
5V 5V
0V 0V
IC1
5V
0V
5V 5V 5V
0V 0V 0V
C603
0.01
R128
100K
21