Pioneer CX-3250 Service Manual page 183

5
SPEED SENSE
R1487
R1485 NM
0
C1472
1000p/50
R1475
NDD
100k
R1476
6
M
2 R1474 7
8
51k C1473 R1483
51k
5 R1477 0.1u/16
20k
4
51k
3 IC1471
1
NJM2904M
k
Q1472
LTC114EUB
PCNG
SWVDD33
UVD
68p/50
C1332
C1327
120p/50
NM
R1409
47k
R1414
R1461 1k
C1328 18p/50
R1374
100k
R1389 10k
NM
R1303
NM
R1304
R1305 NM
GNDD
144 47
R1421
L
AVCC
143
cc
C1334 R1495
142
0.01u/50
f
C1335
141 0
1u/10
NS
140
ss GNDD
139 680
R1422
T1
138
R1423 680
T0
137
N1
136
N2
0
135 R1452
*
134
N
133
R1427 680
T2
R1496
132
c6
C1336 0
R1428
131 0
0.01u/50
R1333
130
s6
GNDD
129
N
R1332
128 0
R1331
127
*
0
126 R1451
C
125
R1459 0
*
124
R1450 NM
*
123
R1449
* NM
122
NC
122
121
NC 121
120
NC 120
119
NS
118 R1431 680
OC
117
K
TCK
116
R1432 680
S
115
R1344
2* NM
114
PW
113 470
R1433
T
112
N*
111
T*
110
R1434 1k
DO
109 R1435 1k
CK
100k
R1410
100k
R1411
4.7k
R1327
4.7k
R1328
100k
R1416
NM
R1412
A
1/5
5
6
CCD5
SWVDD5
CCD5
SWVDD5
VDD33
SWVDD33
L1309
2.2u
GNDD
SWVDD33
OFM
OFFMUTE OFF MUTE
uVDD33
BS8
R1502
47k
GNDD
IICSCL
KDT1
KDT0
WREMIN1
WREMIN2
MICSENR
LCDTEMP
KDT2
TMCON
NM VICSTOC
OFFMUTE
CCTEMP
RDSSNSO
NM CTOVICS
MICSENL
3 5 LEVEL SHIFT
FCONT_C
TUON1
DTV_TSEN NAVION
DTVANTVSEN
ACCPW
SWACPW
VBUSEN
SYSPW
MOTPWR
ANTON
RDSSNS
STOC
SYSTOC TMCON
D1504
CTOS
CTOSYS
MUTE
TUON2
1SS301
ACCPW
PIPRST
FANON
LCDSHUT
EPRDO
EPRCK
u-com Rewriting dedication
TVD
1
VDD
CE
CE
2 CE
BSY
BUSY
3 BUSY
TSCK
TSCK
4 SCLK
GNDD
STOW
STOW
5
STOW
WTOS
WTOS
6 WTOS
TRST
RESET
7 RESET
CNVS
CNVSS
8 CNVSS
EPM
EPM
9 EPM
TGND
10
GND
CN1301
GNDD
NM
6
A-b
2/5
A
2/5
D1501
UDZS8R2(B)
R1506
D1503
8.4V
NM NM
GNDD
IC1511
TC74VHCT541AFK
R1519
1 20
OE Vcc
2 19
0
D0 Q0
3 18
NAVION5
D1 Q1
4 17
ACCPW5
D2 Q2
5 16
SWACPW5
D3 Q3
6 15
SYSPW5
D4 Q4
7 14
MOTPWR5
D5 Q5
R1501
8 13 ANTON5
D6 Q6
9 12 560
TMC_ON5
D7 Q7
10 11
D1502
GND CK
PREMUTEIN
NM R1504
AMPMUTE
R1507
0
0
GNDD
R1532
0
GNDA
LS1R
LS1L
LS1V
GNDALS
GNDVLS
A
3/5
AVIC-X930BT/XNUC
7
AV UNIT (SYSTEM uCOM SECTION)
CDD5
SWVDD5
VDD33
SWVDD33
BUP
VDD5
FV33
R1542
BCLOCK
DARC33
NM
R1541
NM
17 64
18 63
D0
19 D1 62
D2
20 61
D3 TOSEL1
21 64 XIN 60
D4 63 Vssd1 TEST
22 DARC 62 TOSEL2 59
D5 TPC2
23 58
D6 TPC1
24 57
D7 NC3
IC1541
C1546
25 56
NM
D8 CIN
26 55 NM
D9 FLOUT
27 54
D10 VDDA
28 53
D11 MPXIN
C1549
29 48 BUSWD 52
D12 47 SP VREF
30 46 RST 51 (2125)
D13 VSSA
NM
31 D14 50
NC2
D15
32 49
TIN
R1550 R1549
NM
NM
C1551 R1547
NM
NM
GNDD
CN1521
VKN1620-A GNDD
LS8
30
VD(Dry)
29 VD(Dry)
28 VD(Reg)
C1524 PGND
27
NM
PGND
26
C1523 GNDD
25 DGND
NM LS5
GNDD
VDD5
24
LMUT
R1525
470
AMUTE
23
GNDA
XRES R1526 220
XRES
22
IRQ
IRQPW R1527 470
21 IRQPWR
STOL
SYSTOD R1528
220
S LS1TX
20
LTOS
DTOSYS R1529
220
LS1
19
STANBY
LS1STBY R1530
470
18 STANBY
D1521
(2125) AGND
17
DAP202U
LSR
R1524
16 ROUT
LSG
1.8k
AGND
15
R1523 LSL
LOUT
14
1.8k
COMP 13 AGND
12 COMPOSIT
LSVG
11
VGND
LSDG
10 DGND
D-
9
D+
8
7 DGND
IECOUT
6
DGND
5
SCK
GNDALS 4
SDA
3
2 CPRST
GNDVLS
DGND
1
GNDD
REAR
2 4 CONTACT SIDE 30
1 3 29
FRONT
7
8
A
A
1/5
CCD5
SWVDD5
VDD33
SWVDD33
BUP
VDD5
B
A
4/5
FV33
FVDETO
C1545
NM
C1548
NM
C
A
1/5
AU84
LS1VDD
VD8V
D
LS1
SRX
C
CN1901
E
LS1:+5.20 dBs
F
A
2/5
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