28
KDC-348U/4751SD/BT41U/BT648U
/U4549/U4549SD/U549BT/X395/X695
X34-696x-xx (1/6)
10
9
11
8
5
1
2
8
8
8
4
4
5 8
9
9
10
10
10
10
11
11
11
11
11
11
11
13
13
13
2
FUSE3
PATTERN
TUN
GND
0V
3.3V
3.3V
0V
3.3V
0V
0V
0V
3.6V
2.2V
0V
3.9V
0V
8.5V
3.8V
AM : 3.7V
FM : 0.4V
FM : 0V
AM : 4.1V
FM : 0V
AM : 2.9V
FM : 0.4V
AM : 1.8V
AM : 1.6V
FM : 0V
AM : 3-5.5V
FM : 1.5V
FM : 8.5V
AM : 6.8-8.5V
0.5V
5.7V
3.2V
3.2V
8.5V
7.2V
IC601
IC261
∗
IC501
(X34-69xx-xx)
ELECTRIC UNIT
D922
D921
J921
MIC I/F
∗
H
REAR
Q702
MUTE SW
PRE OUT
Q708
D702
for
PRE-OUT
MUTE
DRIVER
Q707
FRONT
Q703
Q705
Q706
REAR/SUB
Q704
Q701
D701
∗
J701
PRE OUT
∗
F
∗
G
∗
E
3.3V to
MUTE DRIVER
for PRE-OUT
iPod
AUTHENTICATION IC
∗
K
RDS
ATOMIC
TUNER UNIT
D502
W551
ANT.
R
L
REAR/SUB
FRONT
REAR
TP175
TP155
TP174
TP176
TP156
TP161
TP157
TP162
TP163
TP170
TP510
TP490
MIC-N1
MIC-P1
TP643
TP642
R922 100
R921
100
1
3
2
Q707
SL
R717
C705 10u35
R713 330
180
Q701-706
SR
FL
RL
FR
Q708
R711
R718
C706
R714
330
10u35
R707
C703
10u35
330
180
180
R705
R712
C704 10u35
R708 330
C701 10u35
R701 330
180
180
RR
107
R706
C702 10u35
R702 330
180
TP339
TP338
TP343
TP342
TP340
TP341
TP344
F719
22K
R715
22K
R716
22K
R709
22K
R710
22K
R703
22K
R704
1000P
∗
C715
1000P
∗
C716
1000P
C713
1000P
C714
1000P
C711
1000P
C712
VC
1
2
4
3
5
6
7
GND
102
100
4.3K
R611
4.7K
R610
5
4
3
2
1
20
19
18
17
16
11
12
13
14
15
6
7
8
9
10
VCC
NRESET
NC3
MODE1
NC1
NC20
NC19
NC18
NC17
NC16
VSS
I2CSCL
I2CSDA
MODE0
NC15
NC6
NC7
NC8
NC9
NC10
22K
R261
22K
R262
33K
R263
0.1
C261
R267 3.3K
R266 3.3K
SDA
SCL
RST
0
∗
R924
0
∗
R923
∗
0
∗
R926
MPXOUT
AMIFAGC2
AMRFAGC
GNDRF
FMIN1
FMIN2
AMRFIN
AMRFDEC
0.47uH
R514
R513
C532 L508
C530
1000P
A8V-1
0.1
C506
0.27uH
15P
5
C533
0.22
C524
L504
C527
2P
∗
C525
1
1.8uH
C523
1000P
4
3
2
L551
C501
C502
1
TU-L
TU-R
C505
0.22
8
7
6
1000P
VCC2
12
11
10
9
GNDAUD
ROUT
LOUT
MPXIN
A8V-1
C507
9P
4.000MHz
X501
16
15
14
13
XTAL2
RSSI
XTAL1
C520
TEST
AMSELIN1
AMSELIN2
AMIFAGC1
AMSELOUT1
AMSELOUT2
32
30
31
27
28
29
PLL
PLLREF
VCODEC
25
26
24
GND
VREGSUP
VCC1
22
23
21
L502
560uH
L503
560uH
C514
0.01
C512
C511
0.01
C513
1
0.1
0.01
C516
R505
4.7K
0.01
C517
C515
0.1
C518
1000P
47u16
C519
R506
22
SDA
VREF
GNDD
SCL
18
19
20
17
SDA
SCL
0.1
A8V-1
L50
7
6P
0.47uH
L506
C531 7P
680K
L505
4.7uH
C528
470P
680K
4.7uH
L501
1
C510
1
C509
TP502
TP501
TP503
TP516
TP513
TP518
TP514
TP515
220
R507
220
R508
R515
3.3K
R516
3.3K
TP509
TP504
TP505
TP506
TP507
MIC-P2
MIC-N2
16
27
21
24
23
22
19
18
20
17
10
15
14
113
12
11
14
13
MIC 1P
ESD GND
MIC 1N
PAN DET
SRC KEY RTRY CW
EJECT KEY RTRY CCW
PAN REQ
REMO
SYS REQ
FL CLK
PAN DATA
FL INT
SYS DATA
FL DATA
SC CON
FL CE
∗
R928 100
∗
R927 100
R342 1K
1K
R335 1K
∗
R334 1K
R333 2.2K
∗
R332
R331 1K
MIC-N2
MIC-P2
2.2K
∗
R319
2.2K
∗
R318
47K
∗
R316
47K
∗
R317
100K
∗
R321
∗
R320 47K
100K
∗
R322
17
1K
R324
1000P
C541
TP165
∗
R327
∗
L509
0
TP128
2
1
3
TP65
∗
R518
MIC-N1
MIC-P1
A8V
R336
SW3.3V
SW3.3V
SW3.3V
A8V
A8V-1
108
BU3.3V
A
B
C
D
E
1
2
3
4
5
6
7