Tuner Amp Unit 2/2 [Media Ucom] (Guide Page) - Pioneer DEH-4280SD Service Manual

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1

10.2 TUNER AMP UNIT 2/2 [MEDIA Ucom] (GUIDE PAGE)

A
MECHA VD
VD2
7.63V
2SD2396(K)
MECHA
GND
CN701
VKN1192-A
VD1
VD
16
VD
15
R705 220
CDSRQ
CDSRQ
14
R706 220
CDSTBY
13
CDSTBY
R707 100
SCL
B
SCL
12
R708 220
SKIP
SKIP
11
SDA
R709 100
C
SDA
10
R710
RST2
RESET
9
VDD4
VDD
8
CN701
DGND1
GND
7
DATA
R711
DATA
6
BCLK
R712
BCLK
5
LRCK
R713
LRCK
4
GND
3
PGND
PGND
2
R714
WAIT
WAIT
1
220
P
GND
D
GND
*A,B,C
Q781
2SB1689
R796
NM
C
Q783
DTA123EU
Q782
LTC114EUB
GND
CN781
VKN1186-A
SDDT1
220
R788
SD_DATA1
1
SDDT0
220
R787
SD_DATA0
2
SDCLK
R786
SD_CLK
3
SD33V
220
SW33V
4
SDCMD
220
R785
5
SD_CMD
SDDT3
R784
220
SD_DATA3
6
SDDT2
R783
220
D
SD_DATA2
7
SD_WP
8
SDCD
220
R781
CN1202
SD_CD
9
GND
10
C788
1000p/50
GND
GND
D
GND
D
ipod CP
E
GND
F
A
2/2
52
1
2
BUP
Q751
BUP
BUP
Q752
R751
R752
C2 3
E2
4
820
NM
1608
1608
B1 2
5 B2
VDCONT
E1 1
6 C1
RT3T22M
VDCONT
VDD33
1k
VDD33
L701
NM
150
150
150
SD33V
L781
NM
*D
SDCTL
R795
0
SD_DATA1
SD_DATA0
SD_CLK
SD_CMD
SD_DATA3
SD_DATA2
SD_WP
SD_CD
GND
3.26V
Q591
LSA1576UB
L591
LCTC4R7K1608-T
NM
R591
CPPWR
4.7k
R592 100
R593 10k
CP_SCL
R594 100
R595 10k
CP_SDA
11 12 13 14 15
IC591
341S2162
10
16
9
17
NC7
NC9
NC6
NC10
8
NC5
18
NC11
NC4
NC12
NC3
7
NC13
19
6
20
C592
R599
CPRST
0.1u/10
2.7k
R600
4.7k
DEH-4250SD/XNES
2
3
A-a
2/2
VDSENS
CDSRQ
CDSTBY
CD_SCL
CDSKIP
CD_SDA
CDRST
CDDATAIN
C550
CDSCKIN
22p/50
C551
CDLRCKIN
NM
C547
CDSRQ
22p/50
CDWAIT
CDSTBY
R532
220
DACCLK
100
R533
DACDATA
R534
100
DACLRCK
R535
100
DACSCK
CDDATAIN
CDLRCKIN
CDSCKIN
CD_SDA
CD_SCL
CP_SDA
CP_SCL
CDWAIT
CDSKIP
NM
C552
C553
NM
C554
NM
NM
C555
PD15
PD14
PD13
PD12
PD11
PD10
PD9
PD8
C556
NM
C557
NM
NM
C558
C559
NM
C560
NM
NM
C561
NM
C562
C563
NM
PD7
PD6
PD5
PD4
PD3
PD2
PD1
PD0
NM
C564
C565
NM
R544
4.7k
C567
NM
NM
C568
FLCS
RD
0
R547
WE0/DQML
MED3.3V
3
4
4
X2 3
GND2
1
2
GND1
X1
X503
CSS1794-A
16.93MHz
133
134
RSPCK0
135
CDSRQ
136
CDSTBY
DACCLK
137
DACDATA
138
DACLRCK
139
DACSCK
140
CDDATAIN
C539
141
PVcc10
142
0.1u/10
CDLRCKIN
143
Vss13
144
CDSCKIN
C540
145
Vcc9
0.1u/10
146
CD_SDA
147
CD_SCL
CPSDA
148
CP_SDA
CPSCL
149
CP_SCL
150
CDWAIT
151
CDSKIP
C541
152
PVcc11
MEDIA uCOM
0.1u/10
153
Vss14
154
PD15
155
PD14
156
PD13
157
R5S7262ZD144FPU
PD12
158
PD11
159
PD10
160
Vss15
C542
161
PVcc12
0.1u/10
162
PD9
163
PD8
164
PD7
165
PD6
166
PD5
167
PD4
168
PD3
C543
169
Vcc10
170
0.1u/10
PD2
171
Vss16
172
PD1
C544
173
PVcc13
174
PD0
0.1u/10
CS_FLASH
175
RD
176
GND
4
3.3V
1.2V
TP1
IC501
1
A16
2
A15
3
A14
4
A13
5
A12
6
A11
7
A10
8
A9
9
A20
10
11
WE0/DQML
12
MEDRST2
13
14
15
16
A19
17
A18
18
A8
19
A7
20
A6
21
A5
22
A4
23
A3
24
A2
FLA
SPAN
GND

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