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Kenwood MDX-G2-L Service Manual page 9

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AE
AF
(X09- ) (A/6)
CN54
PLL CE
11
85
C860 100P
PLL DT
10
84
C861 100P
PLL CLK
9
83
PLL DO
8
86
9.1V
+9V
7
+9V
+9V
TU OUT L
6
14
TU AGND
5
TU OUT R
4
24
TU AGND
3
SD
2
82
ST
1
81
7.5V
R775
C593
R579
R577
C597
CN55
100
2.2u50
2.2K
2.2K
5P
ALOUT
18
+
CD AGND
17
CD (Lch)
3.7V
AROUT
16
3.7V
OP/CL SW
15
24
IC56
MCLK
14
28
MDATA
13
30
CD OPE
MLD
12
23
AMP
BLKCK
11
20
(BOTTOM VIEW)
SQCK
10
7
SUBQ
9
6
3.7V
R776
C594
R580
R578
STAT
8
29
100
2.2u50
2.2K
2.2K
C598 5P
XRST
7
4
+
3.7V
SLTSW
6
3
5.3V
+5V
5
+5V
TXOUT
4
RGND
3
MGND 2
7.6V
+7.5V
1
+7.5V
4.8V
+5V
4.7V
5.2V
+5V
WH69
5.2V
100
SEL CE
C761 0.022
99
AVCC (BU)
C762 0.022
98
+5V
VREF
97
NC
96
AVSS
R546 47K
95
TYPE
94
94
KEY2
93
93
KEY1
D504
92
PROTECT
R545 47K
91
CD PROTECT
90
R544 47K
NC
89
NC
+B
88
NC
C859 100P
87
NC
R543 1K
86
86
PLL DO
C858 100P
R703 1K
85
85
PLL CE
C857 100P
R702 1K
84
84
PLL DT
C856 100P
R802 1K
83
83
PLL CLK
R785 220
82
82
SD
R784 220
81
81
ST
R557 47K
R556 47K
+5V
+9V
+7.5V
AG
AH
C534 47P
C544 100P
R516 1
+9V
R514 220
E,VOLUME
SYSTEM IC
IC53
7.6V
R583
22
+7.5V
R571
R701
2.2K
2.2K
C533
47P
R517 220
1
R515 220
100
R572
R700
2.2K
2.2K
TUNER (Lch)
RESET IC
R508
2.2
4.7V
+5V
+7.5V
R507 2.2
+5V
C506 68P
RESET
R505
C504
IC52
1K
1u50
+
Q8
C802
47u6.3
+
+5V
+5V
C826
C562 1
0.1
R534
X502
1
X501
10MHz
R532
4.7M
MD TXD
MD RXD
AMP
A MUTE
FL DATA
FL CLK
IC51
EEP SDA
(BOTTOM VIEW)
EEP SCL
u-COM
NC (EMP)
(CE)
LED STBY
LED TIMER
FL RST
FL CE
4.6V
C760
0.022
+5V
+5V
9.1V
5.2V
+9V
D408
D420
C854 0.1
7.6V
14.8V
+7.5V
+B
5.2V
C416
C418
C417
220u10
C413
47u25
47u25
5.0V
+
+
+
68P
C853
C852
C851
1
1
0.1
VOLTAGE BOOST
IC44
REGULATOR
(+5V/+7.5V/+9V)
AI
AJ
C758 1
R518 2.7K
(X09- ) (F/6)
20
C754
R780
1
27K
WH70
3
3
2
2
1
1
C755
R779
4.5V
1
27K
C517
C759
R519
1
1
2.7K
Lch
DIGITAL REC
D501
+5V
5.1V
+5V
4.8V
+5V
+5V
POWER AMP
IC42
+5V
INPUT
AMP
D502
4.2V
REF
AMP
+5V
INPUT
AMP
+5V
STANDBY
5.0V
SW
C429
C428
330P
330P
R421
R420
3.9K
3.9K
AUDIO
Q405
Q404
MUTE CONT.
31
MUTE
32
33
+5V
34
35
35
36
+B
NC
37
37
38
+B
39
35V
40
NC
IC41
41
42
4
NC
43
NC
5.1V
5
44
+5V
NC
45
R707
NC
46
51K
4.8V
47
47
48
48
49
49
50
50
Q403
D424
3.1V
3.7V
+5V
35V
D410
+B
+5V
D411
+5V
D412
D417
D413
+B
+B
D406
+5V
D416
IC43
D405
11.5V
15.4V
+5V
+5V
VCC
+B
+B
GND
+5V AVR
AK
AL
L501
+5V
L506
3.5V
32
R760
1K
31
R553
47K
25
26
REC
GND
(Rch)
C810
220P W850
Lch
Rch
R761
J701
1K
AUX IN
C822
1
20
L503
+5V
5.0V
+5V
C800
33P
3
4
GND
2
1
3.5V
5
5.0V
+B
+5V
IC54
(BOTTOM VIEW)
+5V
+3.5V
L860
5.2V
LEVEL SHIFT
(5V
35V)
PRE DRIVE
OOUTPUT
AMP
AMP
47
48
PROTECTOR
49
PRE DRIVE
OOUTPUT
37
AMP
AMP
50
35
POP SOUND
6
PREVENTION
RIPPLE
BLOCK
FILTER
5
18
93
94
R414
Q406
1K
4.8V
14.8V
35V
+5V
+B
15.4V
-32.6V
R422
R783
+B
110
110
35V
1.5V
R423
POWER
RELAY
3
220
NC
CE
D427
2
7.5V
IN
+B
1
OUT
GND
Q402
D428
2.8V
D429
+5V AVR
D430
T402
D423
R403
D422
1M
D425
D426
5.9V
K401
Q401
5.1V
17.5V
+B
R409
1K
5.7V
T401
16
8
5
9
S5
7
17
6
-32.6V
10
6
35V
11
S4
5
13
12
12
12
13
S2
13
14
4
14
15
S1
3
15
15
16
2
14
16
17
S3
1
17
AM
AN
CN51
5.0V
+5V
26
H+5V
25
HGND
+3.5V
24
+3.5V
23
BACKUPV
22
MD TXD
21
MD RXD
L505
20
BACKON
19
MD CE
18
MECHA RST
S-6
17
AINR
16
DGND
15
AINL
14
SWGND
13
DGND
L504
12
AGND
11
AOUTR
5.0V
10
D+5V
9
AOUTL
8
MD IN SW
7
DIN2
L502
6
M+5V
R805
5
DIN1
47
4
M+5V
3
MGND
C816
2
DOUT
0.01
1
MGND
CN52
R774
270
15
LED STBY
R773 270
14
LED TIMER
35V
13
-35V
12
GND
+5V
11
+5V
10
FL RST
R772 3.3K
9
FL CLK
1
8
FL CE
R771 3.3K
7
FL DATA
6
F2
5
F1
4
REM
+5V
3
VREF
2
KEY1
1
KEY1 2
CN53
5
KEY2
C814 0.01
4
KEY1 2
2
3
GND
2
VREF
+5V
1
NC
CN41
1
SP (L)
2
C435
1000P
CN42
2
SP (R)
1
C434
1000P
J402
HEADPHONES
J401

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