Kenwood DPX501 Service Manual page 28

A
DPX501/501U/501UY
DPX-MP2090U
ELECTRIC UNIT (X34-415x-xx)
1
∗
R423
C
10
R422
4.7
R424
10
CN4 ∗
TP87
AUX L 1
TP88
AUX GND 2
∗
TP89
AUX R 3
2
D408
SUB WOOFER
J3
TP83
R L
TP84
FRONT
TP85
R L
TP82
TP86
W1
FRONT-END
TUNER
TP128
A1
3
26
24
RFGND
23
FMANT
22
AMANT
21
AM+B
20
OSCGND
19
VT
18
COM+B
17
IFC
16
SDA
15
SCL
14
DGND1
13
4
VDD5V
12
PLLGND
11
SMETER
10
AMIFOUT
9
QUALITY
8
MPX
7
DGND2
TP76
6
RDSMUTE
5
STDGND
4
R
3
L
2
IF+B
1
IFGND
5
25
TUNER8V
6
7
28
X34-415x-xx (1/3)
B
C427
0.47
AUX-L 1
Q400-407
C428
47u6.3
PRE-OUT
AUX-G
MUTE SW
+
C426
AUX-R
Q406
0.47
Q407
C417
R419 R403 10u35
∗
+
180 330
W14
R418
180 Q401
Q400
R402 C418
330 10u35
+
R417 R411 C421
180 330 10u35
+
TP109
Q405
R415 180
Q404
R414 180
R416 R410 C422
180 330 10u35
+
R407 C419
330 10u35
TP65
+
L301
Q403
Q402
R406 C420
330 10u35
C304
+
L302
4.7uH Q300 R320
0.01
TP66
Q300,301
1K
AM+B
C306
Q301
10u35
R321
TP113
+ + 19
TP67
22K
C305
L303
TP128
4.7uH
0.01
TP68
W931
TP69 TP114
21
R322 470
TP70 TP115
28
R324 470
TP71 TP116
27
L304
4.7uH
TP72
C308
10u35
+
C307
6
0.01
TP73 TP117
95
TP74
93
TP75
L306
TP118 4.7uH
23
TP77
TP78
TP79
TP130
C309
0.01
C310
47u35
+
Q302
R327
Q303
680
29 27 25 23 21 19 17
CN1
30 28 26 24 22 20 18 16
to CD PLAYER UNIT (X32- )
C
Q408
PRE-OUT
MUTE ON/OFF
CN5
1 2
Q116
∗
PRE-OUT
B
MUTE DRIVER
Q408
PRN-FL
Q116
D522
1
D521
D517
D516
PRN-FR
3
PR-RL
∗
G
1
PR-RR
PR-FL
2
PR-FR
17
∗
D
RDS IC
IC9
R330
5V
5V
2.2K
1 0V
24 QUAL
0V
R331
R329
2
2.2K
16
25 RDDA
RDCL
2.2K
15
R333
T57
2.5V 3
1K C355
14
VREF
OSCOUT
C350 2.5V
4 12P
MPX
330P
5
OSEL
5.0V
C354
13
OSCIN
12P
12 5.0V
VCC
6 11
GND EXTRES 0V
7 10
0V
ARI TM
8 9
FILOUT FSEL
6
7
L307
15 13 11 9 7 5 3 1 ∗
CN2
14 12 10 8 6 4 2
CAUTION : For continued safety, replace safety critical components
only with manufacturer's recommended parts (refer to parts list).
D
J2
1 5
2 6
3 7
3 4 5
4 8
D513
D514
3
1
4
2
4 4.0V 49
PR-FR LDOUT0R
4.0V 50
PR-FL LDOUT0L
12.0V 51
VP
4.0V 52
RR PAOUT1R
4.0V 53
RL PAOUT1L
4.0V 54
1
FR PAOUT0R
4.0V 55
FL PAOUT0L
∗
D500
3.5V 56
MUTEC
57
MUTEB
58
C413
MUTEA
0.47
59
TUNERL
C414 0.47
60
TUNERR
C415 R433
2.2u50 100
61
CDL
+
C416 R434
2.2u50 100
62
CDR
+
63
MDL
64
MDR
1
∗
E
7
7
TP54 TP53
5 4 3 2 1 ∗ 1 2 3 4 5
P1
CN3
USB CORD USB CORD
E
LX BUS
9
10
13
11
12
R519
1K
C513
0.01
D
D523
D
D511
D
D512
D
5
C401
47u16
+
8.0V
4.0V
IC2
E-VOL
4.0V
5V
0V
4.0V
4.0V
6
7
DSI
TP110
TP119
TP
FILP
Q304
DET
15 13 11
14 12 10