Kenwood MDX-F1 Service Manual

PRTVXQSUWY
Y39-3430-21
MDX-F1
VCC
16
67
31
15
MCCK
68
14
VSS
L3CLK
69
13
PCNT0
70
12
RESET
EJECT
71
11
SEACH OUT
LDON
72
10
STID OUT
A/B
73
9
CNVSS
SBSY
74
8
BYTE
DAPON
75
7
UNLOCK
DFS0
76
6
DFS1
77
5
5/3
78
4
ADJS
C/N
79
3
LDVAR
XRST
80
2
1
32 33
34
DSTB
35
DATA
100
36
SBO
AVCC
99
37
SBCK
VREF
98
38
97
39
R/P
GND
96
40
FOK
TEST-K
95
41
TESTK1
94
42
CLOCK
MINF
93
43
DTEMP
92
44
SYRS
DOUTMT
91
45
SYRD
AVCK1
90
46
SYWR
AVCK2
89
47
FLASH H
AVCK3
88
48
SYSD6
TEST0
87
49
SYSD5
TEST1
86
50
TEST2
85
MUTE
84
LD-
83
LD+
82
ADMUT
81
DINT
P-DOWN
29
30
EEPK
EEPD
28
26
27
EEPRO
4.23
HDON
22
24
25
23
DSENSE
MDRSW
CDB SEL
20
21
19
ST-ID
SERCH
SFSY
17
18
SYSD3
57
56
55
54
53
52
51
SYSD2
SYSD0
SYSD1
64
63
62
61
60
59
58
CRTRO
VCC
GND
66
65
34
35 36 37 40
51
52
53
54
R1415
1K
R1407
3.3K
18
19
15
C1404
0.047
6
0
R1409
R1420
8
VCC A0
WP
7
A1
SDA
SCL
6
GND
A2
5
1
2
3
4
100K
R1405
C1405
5
21
12
3.3K
R1408 680P
27
45
44
47 48
49
50
MDDATA KDATA DSCK LATCH
L3MODE
L3DATA
1K
31
32 33
C1406
680P
47K
R1424
67
66
65
R1444
10K
80
DATAO
WS
13
14
MP3
DATAI
MP2
MP5
10
11
12
VSSO SYSCLK
AVSS
MC2
VDD0
AVDD
4
7
VDD0
MC1 MP1
9
VOUTR
VADCP
8
VOUTL
VREF0
VINR VADCN
6
VSS0
VREFA
5
VINL
3
VSSA VDDA
2
1
17 19 18 20 21 23 22 26 24 25 27 28
BCK
15
MP4
16
L1701
10uH
L1702
10uH
C1706
0.01
47u4
C1711
+
10u16
C1712
+
10u16
C1710
+
R1707
1M
R1710
680K
0.1
C1705
47u4
C1701
+
C1715
0.1
65 67 66
0.01
C1708
47u4
C1700
+
71
70 72
R1716
100K
C1713
0.01
C1703
0.1
47u4
C1704
+
C1709
0.01
28
27
26
25
24
23
22
21
18
17
7
8
9
10
11
12
13
14
15
16
6
20
4
5
PDOWN
BUCKUP
LOAD SW
RESET
MD-ST
DSCK
SERCH
KDATA
MODATA
DSTB
D. GND
D. GND
D. GND
DVDD
DVDD
AVCC
L IN
AA.GND
R IN
AD.GND
L OUT
AA.GND
R OUT
R1510
1K
R1512
47
C1505
0.047
R1539
R1532
R1533
R1535
R1534
R1536
R1537
R1538
12
5
33
21
32
31
34
6
C1507
0.047
R1527
47K
R1523
47K
47K
R1520
120
3.3K
1K
1K
1K
1K
220
220
L1501
1uH
L1502
4.7uH
R1515
1.8K
R1511
8.2K
C1506
100P
R1516
1.8K
100P
C1509
R1513
8.2K
R1528
0
0
R1524
0.33
C1503
47
R1517
47
R1518
0
R1540
C1510
220P 220P
C1512
C1501
1
4
2
1
3
5
C1805
1
R1804
390
R1807
27K
R1806
11
R1811
220u4
C1800
+
R1808
1.8K
C1804
2.2
R1803
33K
R1802
56K
100u10
C1803
+
R1805
270
C1714
R1711
12
R1714
12
R1712
27K
R1708
1K
GND
OUT IN
C1707
1
R1705
820
R1704
3.3K
R1703
1K
C1702
1000P
R1801
270
25
47u4
C1716
+
R1441
47K
+5.9V
+4.9V
+4.9V
+4.8V
+3.2V
+4.8V
+3.2V +3.2V +B
+B
+B
+B
+3.2V +4.8V +3.2V
+4.8V
+3.2V
+4.8V
+B
+B
+4.8V
+4.8V
+3.2V
+3.2V
+4.8V
+3.2V+3.2V
+3.2V
+3.2V
+B
+3.2V
+3.2V
+3.2V
+3.2V
+3.2V+3.2V+3.2V
+3.2V
+3.2V
+3.2V
+3.2V +3.2V
+3.2V
+B+B
+4.8V
+3.2V
+3.2V
1.2K
R1105
C1107
0.033
R1612
100K
150KR1614
13
2
+5.9V
+3.2V
+3.2V+3.2V
2
+B
10
C1802
120
19
PCONTO
R1521
2
GND
3
DIGIN
1
DIGOUT
R1525
0
R1529
220
R1526
6.8K
1
2
3
4
5
6
7
9
10
11
12
13
14
15
42
41
40
39
38
37
36
34
33
32
31
30
29
28
8
35
1uH
L1600
0
R1530
C1616 100u10
+
1
R1809
10
C1801
64M
CIN
FLASH L
10K
R1430
+3.2V
+3.2V+3.2V
+4.8V
+4.8V
C1409
1
1
D. GND
10
C1606
4M/16M
SYSD7 SYSD4
SLOT1
SLOT2
SLOT3
SLOT5
SLOT4
INNER
P/R
R1414
220K
24
25
0
R1462
29
30
10K
R1435
43 42 38
R1418 1K
R1417 1K
R1406 10K
30
29
27
10K 10K
C1750
820P
820P
C1741
39K
R1701
0.047
C1407
C1411
0.022
R1443
1K
21
18
20
19
17
16
23
22
26
24
25
27
IN3+
OUT4
IN4-
IN4+
IN5+
IN5-
OUT5
IN5-
IN5+
IN4-
IN4+
GND
IN3+
IN3-
GND
NC
VM2
VSS2
IN3-
OUT3
CH3IN
VM1-
VREF0
VREF
SS.GND
MUTE2
MUTE1
IN2+
IN2-
GND
OUT2
VM2-
VM2+
GND
VM1+
OUT1
IN1-
VM1
VBS1
IN1+
REGB
REG+
10K
R1616
5600P
C1611
4.7
C1610
8
R1617
C1612 5600P
10K
10
14
15
13
12
17
R1618
0.015
C1613
15K
18
R1620 15K
C1615 0.015
R1621 6.8K
R1622 22K
3
R1623 22K
R1624
C1655
0.015
6.8K
6.8K
R1600
820P
C1601
820P
C1602
R1601
6.8K10K
R1605
820P
C1603
R1606 C1604
820P
10K
DIGOUT
GND
DIGIN
PDOWN
BUCKUP
RESET
DSCK
MD-ST
SERCH
MODATA
KDATA
D. GND
DSTB
D. GND
D. GND
D. GND
DVDD
DVDD
LOAD SW
PCONTO
AVCC
L IN
AA.GND
AD.GND
R IN
AA.GND
L OUT
R OUT
5
20
19
9
19
20
34
23
25
27
28
31
32
35
37
40
470
R1403
+3.2V+3.2V
+3.2V
+3.2V
+3.2V
10K
R1461
R1463 R1460
0.1
C1403
+4.8V
R1702
30K
C1619
330P
1
C1607
+B
+B
+B
+B
+B
+B
+B
u-COM
MD-MECHA
Q1402
Q1403
E PROM
-CN8
X09-A/8
2/3
OUT
ANALOG
AD/DA
CONVERTER
CN1501
Q1804
Q1501
Q1803 Q1806
Q1805
+3.2V AVR
Q1702Q1700
Q1701
Q1801
Q1802
Q1800
ANALOG
IN
DIGITAL LINE
GND LINE
SIGNAL LINE
B LINE
MOTOR
DRIVER
D1401
CW1501
IC1101 : IR3R55
IC1201 : LR376484
IC1202 : IX2474AF
IC1300 : 74ACT02T
IC1301 : FTD2005
IC1302 : CPH5608
IC1401 : IX0342AW
IC1402 : 58X2402T
IC1601 : M56788F
IC1701 : UDA1347
IC1702 : NJM431U
IC1801 : XC62EP32
Q1402 : UN2113
Q1403,1701
: UN2213
Q1501,1800,1802
: UN2214
Q1700 : 2SD601AR
Q1702,1801
: 2SA1162G
Q1803,1806
: UN221N
Q1804 : 2SA1242Y
Q1805 : 2SA1314C
D1300 : SBE803
D1401 : SB00703Q
D1402 : 1SS355
5.0V
5.0V
3.2V
+5.9V
4.3V
4.9V
4.8V
4.0V
3.9V
3.3V
4.8V
3.2V
3.2V
2.2V
1.4V
1.7V
1.6V
0.2V
3.2V
1.6V
3.1V
3.2V
0V
0V
0V
3.1V
0V
3.2V
0V
0V
0V
0V
3.4V
3.2V
0V
3.1V
3.2V
IC1401
IC1402
IC1701
IC1801
IC1702
IC1601
MDX-F1 (1/3)
A
MD MECHANISM (MDM-99)
0V
3.2V
3.2V
3.2V
3.2V
0V
0V
0V
2SC4081
DTA124EUA
DTC124EUA
BA3126N
DA204U
UN5212
TA7812S
S-80840ANY
NJM431U

Kenwood MDX-F1 Specifications

Amplifier Section

rated output power during STEREO operation	4 W + 4 W
speaker unit	80 mm, cone type

Tuner Section

FM tuning frequency range	87.5 MHz ~ 108 MHz
MW (AM) tuning frequency range	531 kHz ~ 1, 602 kHz

General Specifications

power consumption	38 W
standby power consumption	0.3 W
dimensions (W x H x D)	464 mm x 182 mm x 243 mm
weight (net)	5.4 kg