Kenwood KDC-MP538U Service Manual page 30

U
KDC-MP538U/MP6039/MP6539U/
W6041U/W6141UY/W6541U/W6641UY/X592
IC11 : M5237ML-CF0J
IC21 : R1114N331B-TR
IC61 : See parts list.
IC71 : LT3467A
IC101,331
: NJM4565V-ZB
IC211 : STMPS2151STR
IC301 : E-TDA7478AD
IC451 : E-TDA7415CB
IC501 : E-TDA7850A
IC601 :
IC602 : XC6120N362N1
8 100K
IC603 : BR24L04FV-W
7 47K
IC604 : 74HC2G02DP
R741
IC605 : 74AHCT08PW
6 100 3.3K
IC607 : 74LVC08APW
IC700 : 92CD28AFG6VV1
5 47K
IC750 : See parts list.
IC751 : NOT USED
4 47K
3 100
3.3V
0V
C753
0.1
IC751
0V
8
1
VCC
A0
7
2
WP
A1
3 6
A2 SCL
4 5
GND SDA
SCL
3.3V-1
X701
9.000MHz
R727
1M
FFER
3.3V 76
DVCC3A
9MHz
3.3V
R717
3.3V
0V
1K
77
USB OC
3.3V
R718
78
USB VBUS SW 0V
100
3.3V
R729 79
USB D+ 0V
33
3.3V
R731
80
USB D- 0V
33
81
AM0 3.3V
82
CD LOE LIM SW
3.3V
0V
0V
83 3.3V
DVSS
0V
R734 100
84
DATA M
85 3.3V
DATA S
0V
R735 100
86
CLK
3.3V
R736
87
CD SO 0V
100
3.3V
R737
88
CD SI 0V
100
89
CD CLK
3.3V
3.3V
0V
0V
R740 100
90
A IPOD SDA
R742 100
91
IPOD SCL
L
00
92
3.3V
BSIF BCK
0V
00
93
BSIF DATA
3.3V
00 94
BSIF GATE 0V
3.3V 95
DVCC3A
0V
96
ROMCOR DET
97
NC 3.3V
P702 98
3.3V 0V
NC
0V
99
NC
100
DVSS
0V
TP977
TP700
22
BU3.3V
30
X34-588x-xx (5/5)
V
Q11,21,31,41,51 : KTA1046-P Q151
Q12,33,43,104,407,408 Q331
: DTA124EUA Q401-406 : DTC143TUA
Q13,24,34,44,105,322,682 Q603,684 : DTA114YUA
: DTC124EUA
Q22,32,42,52,72,102, D1
103,121-123 : 2SC4081 D21,71-73 : D1FJ4
Q23,321,681,703 D22,102
: 2SA1577 D31
Q71 : 2SB1184 D41
Q81 : 2SC2713-F D42,75,104,143,401,
Q82 : 2SB1260 402,453-455,501,502
Q101 : 2SB1443
Q141,145 : 2SB1188(Q,R) D51
Q142 : 2SA1576A D61
Q143 : DTA114EUA
Q144,146,601,602,683,
702,704,705 : DTC114YUA
NOT USED
ROM
CORRECTION
IC700 R781
3.3V
0V
MASK
3.3V
YES
CHIP
3.3V
0V
FLASH
0V
CHIP
R766
TP718 TP705
100
SCL
R765
SDA
TP717 TP704 100
24
3.3V-1
23 22
3.3V
0V
3.3V
0V
3.3V
0V
3.3V
0V
3.3V
0V
IC700
USB u-COM
3.3V
1.8V
0V
3.3V
1.8V
32.768kHz
X700 0V
32.768kHz
C705 C706
0.01 0.01
C716 C717
10 10
BU3.3V
23
KDC-MP538U/MP6039/MP6539U/W6041U/W6141UY/W6541U/W6641UY/X592 (1/2)
W
: DTC144EUA D74 : UDZW9.1(B)
: 2SC4617 D101 : UDZW12(B)
D103,141,142,144,145
: D1F60-5063
D121,123,421-423,
: S2V60-5009F46 431-433 : UDZW6.8(B)
D124,161,434,439
: UDZW5.6(B) : UDZW6.2(B)
: UDZW8.2(B) D151 : UDZW4.7(B)
: UDZW10(B) D201,202 : AVRL1613R3FTA
D331 : DA204U
D611 : DA204K
: DAP202U
: UDZW15(B)
: EC31QS04AG
MAIN CLOCK SUB CLOCK iPod (IC750)
R782 L704
C711 C702 C750
R726 R707 R750
C712 C703 C751
15P 22P
0 100K
15P 22P
4P
5.1M
4P
18P 22P
YES YES 2.2K 100K
18P 18P
SIGNAL LINE
GND LINE
B LINE
3.3V
50
NC
49
NC
48
NC
47
NC
46
NC
45 3.3V
DVCC3A
C709
44 0V
DVSS
43
0.01
NC
42
NC
41
NC
40
NC
39
NC
38
NC
37
NC
Q704
36
NC
SRAM
35
STANDBY
NC
34
CONTROL
NC
BUFFER
33
NC
3.3V
32
R716
0V NC
100
31
CD PON 31
R715
1K
30
CD DRIVEMUTE 30
Q704 29
29
CD SRAMSTB
3.3V
0V
R714
3.3V
R713
0V
100 22K
28
DSP REQ 28
27 3.3V
DVCC3A
C708
26 0V
DVSS
0.01
23
3.3V
0V
3.3V
Q702,703
0V
3.3V AVR for
IC700
(FLASH
ROM TYPE)
Q703
R710
1K
Q702
23
X
DTC114YUA 2SB1188
DTC143TUA
2SA1576A
2SC2713-F
2SC4617
2SB1184 2SB1443
2SC4081 DTA114EUA
DTA124EUA
DTC124EUA
DTC144EUA
KTA1046-P DAP202U
DA204K
DA204U
DTA114YUA
M5237ML-CF0J
CAUTION : For continued safety, re place safe ty
critical com po nents only with manufacturer's
rec om mend ed parts (refer to parts list).
Indicates safety critical com po nents. To re-
duce the risk of electric shock, leakage-cur rent
or re sis tance mea sure ments shall be carried out
(ex posed parts are ac cept ably in su lat ed from the
supply cir cuit) be fore the ap pli ance is returned to
the customer.
• DC voltages are as measured with a high im-
pedance volt me ter. Val ues may vary slight ly
due to vari a tions between in di vid u al in stru-
ments or/and units.
Y
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