Kenwood KDC-MP225 Service Manual page 18

K
KDC-MP225,MP4026/G
KDC-W4527/G/GY/Y,W427Y
FUSE
13 14 15 16
F1 10A
4 3 2 1
TP10
∗
C1
+
ACC DET
R9
Q3
D4
33K
TP20
PON 5
Q4
5V
0V
5V
0V
4.9V
0V
5V
0V
0V
63
TP612 TP611
0V or 5.0V
80
TUN TYPE1
∗
79
R411 22K
TUN TYPE0
∗
TP610
R412 22K
78
5V TYPE 0
∗
0V
R416 22K
∗
5V
R417 22K
77
0V
TYPE 1
∗
0V or 5.0V R421 22K
∗
R422 22K
76
TYPE 2
75 5.0V
AVDD
74
C407
VDD0
73 32.768kHz 22P
XT1
R420 C408
10K 22P
72
XT2
W29
71 0V
TEST
70
X1
X1
10.000MHz
69
X2
68 5.0V
VDD1
67 0V
VSS0
66
5V
NC
5V
5V 0V
65
0V REMO 65
0V
64
LX REQ S
5V
63
0V
RDS CLK
62
KEY REQ 62
61
NC
5V
0V
4.9V
0V
18
X25-998x-xx/X34-3172-70 (3/3)
L
IC3
TP21
0V 1
GND
TP22
D24
2
PCON
14.1V
∗
D25
3
PANT
TP23 14.0V
C29
TP24
10u16
4
FM
+
8.1V
C24
TP25
10u16
+
5
AM
C25
7.9V
TP26
10u16
+
6
AUDIO
∗
C20 8.1V
TP27
100u16
+
7
VCC
C26 14.3V
TP28
10u25
+
8
VDD
C28
5.0V
TP29
220u16
9
VBU
+
∗
13.2V
C30
9.9V
100u16
4.5V
R13 +
2.0V
5.6K 0V
TP30
10
10 SW1
4.9V
2.4V
0V
TP31
11
11 SW2
10.3V
TP32
12
ILM
POWER
SUPPLY IC
∗
D526
∗
Q23
D26
10
11
L11
4.7uH
∗
IC1 :
IC2 : E-TDA7407D
IC3 : BA4911-V4
IC4 : E-TDA7560
IC6 : SN74HC02NSR
IC7 : E-TDA7479AD
IC8 : PST3436UL-E
IC9 : SI-8050JF3NF
IC10 : CD4053BNSR
(X25-998x-xx)
UNIT
MODEL NAME
KDC-MP225 0-10
RESET
KDC-MP4026
D401 0-21
IC
KDC-W4026G
KDC-W4527/G
2-71
5.0V R410 KDC-W4527Y/GY
RX-492WMP 0-01
47K
KDC-MP4026V 0-22
KDC-225/2025 0-11
IC8
KDC-W427Y 2-72
KDC-225MR 0-12
4.9V
0V
UNIT
IC1
No.
0-10 78422GC231A
0-21 78422GC231A
2-71 78422GC231A
DSI
0-01 78422GC231A
∗
R407
0-22 78422GC232A
Q401
D
240
0-11 78422GC233A
2-72 78422GC231A
R425
TP401
1K 0-12 78422GC233A
KDC-MP225 (1/2)
M
WHT GRN
8 9
FRONT L
WHT/BLK GRN/BLK
7 10
GRY/BLK VIOL/BLK
6 11
FRONT R
GRY VIOL
5 12
BLU
ANT CONT
4 13
BLU/WHT BRN
P. CON
3 14
RED
ACC 2 15
BLK YEL
GND 1 16
DC CORD
(E30-6027) : RX-492WMP
WHT GRN
8 9
WHT/BLK GRN/BLK
7 10
GRY/BLK VIOL/BLK
6 11
GRY VIOL
5 12
BLU
ANT CONT 4 13
BLU/WHT
P. CONT 3 14
RED
ACC 2 15
BLK YEL
1 16
DC CORD
(E30-6322/E30-6323)
KDC-W427Y/MP225
KDC-225/2025/225MR
KDC-MP4026/G/V
WHT GRN
FL+ 8 9
WHT/BLK GRN/BLK
FL- 7 10
GRY/BLK VIOL/BLK
FR- 6 11
GRY VIOL
FR+ 5 12
P CONT
BLU/WHT
ANT CONT
4 13
BLU/WHT BRN
3 14
RED
2 15
BLK YEL
1 16
2 4 6 8
A
1 3 5 7
P.CON
2 4 6 8
B
1 3 5 7
DC CORD
(E30-6286/E30-6132)
KDC-W4527/Y/G/GY
Q1-3,41,401 D1
: 2SC4081 D2-4,309,310,501,502
Q4 : 2SA1036K
Q21 : 2SB1565(E,F) D5,269-271
Q22,23 : UMC2N D21
Q24 : 2SD1858 D22,25,251,253,255-258
Q101,201,351,352
: DTC143TUA D23,24,252,254
Q151 : DTA114YUA
Q252 : 2SA1576A D26,203,401,521
Q350 : DTA124EUA
Q501 : DTC144EUA D31
Q521 : DTA144EUA D41
A B C D E F G H A1
No.
NO NO YES YES NO YES X86-3760-11
YES NO YES YES NO YES X86-3760-11
YES YES YES YES NO YES X86-3762-70
NO NO YES NO NO YES X86-3760-01
YES NO YES YES YES YES X86-3760-11
NO NO NO YES NO YES X86-3760-11
YES NO YES YES NO NO X86-3762-70
NO NO NO YES NO YES X86-3760-11
R24, R57, R172,
J5 L2 Q23 Q151 R23 R206
411 64 183
E58-0992 NO NO YES NO NO NO YES NO
E58-0992 NO YES YES YES YES NO YES NO
E58-0992 NO NO YES YES NO NO YES YES
E58-0993 NO YES NO YES YES YES YES NO
E58-0992 NO YES YES YES YES NO YES NO
E58-0992 YES NO YES NO NO NO YES NO
E58-0992 NO NO YES YES NO NO NO NO
E58-0992 YES NO YES NO NO NO YES NO
N
REAR L
REAR R
TEL MUTE
BU
BATT
CAUTION : For continued safety,
replace safety critical compo-
nents only with manufacturer's
RL+
recommended parts (refer to
RL-
parts list).
RR-
RR+
Indicates safety critical com-
ponents. To reduce the risk of
electric shock, leakage-current
TEL MUTE
or resistance measurements
shall be carried out (exposed
parts are acceptably insulated
from the supply circuit) before
the appliance is returned to the
customer.
• DC voltages are as measured
with a high impedance volt-
meter. Values may vary
slightly due to variations be-
tween individual instruments
or/and units.
∗
: S2V60 A D151,157-159,162,301,
307,308,311,503,522,523
: MAZ4068N-M : MAZ4062-L
: 1SS133 D156 : MAZ4120-L
: MAZ4082N-L D201,202 : EDZ6..2B
D205 : 1SS400
: D1F60-5063 D402 : B30-1567-05
D524-526 : DA204U
: AM01ZNF
SIGNAL LINE
: DAN202U
GND LINE
: MAZ4047-M
B LINE
: SFPB-54VNF
D23, D151,
C1 C20 C23 C30 C33 CN3 CN4
25 159
2200u16 NO NO 100u16 NO YES NO NO YES
2200u16 NO YES 100u16 NO NO NO YES YES
2200u16 NO NO 100u16 NO NO YES YES YES
2200u16 NO YES 100u16 YES NO NO YES NO
2200u16 NO YES 100u16 NO NO NO YES YES
3300u16 YES NO 220u16 NO NO NO NO YES
2200u16 NO NO 100u16 NO NO NO YES NO
3300u16 YES NO 220u16 NO YES NO NO YES
W111,
R211 R374 R412 R416 R417 R421 R422 W34 W39
113,114
NO YES YES NO YES NO YES NO NO
NO NO NO NO YES NO YES NO NO
NO YES YES YES NO NO YES YES NO
NO NO NO YES NO NO NO YES
YES NO NO NO YES NO YES NO NO
NO NO YES NO YES NO YES NO NO
NO NO YES YES NO YES NO YES NO
NO YES YES NO YES YES NO NO NO
O
1
2
3
4
5
D156- D201, D205,
158 202 524-526
YES NO NO
YES NO NO
YES NO NO 6
NO NO NO
YES YES YES
YES YES NO
YES NO NO
YES YES NO
W239
YES YES
YES YES
YES YES
YES YES
NO YES
YES NO
NO YES
YES NO
7