Block Diagram - Pioneer AVIC-X940BT Service Manual

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1

4.2 BLOCK DIAGRAM

A
A
AV UNIT(1/2)
JA2061
1
RFIN
B
JA1831
IPL+
IP_L
7
IPL-
IP_LG
11
IPBUS+
1
IPBUS-
5
ASENB
Q1832
ASENBO
8
CN2401
(1/2)
C
iPod_L
47
iPod_AG
46
iPod_V
43
iPod_VG
44
(BCV)
BCV
6
(BCVG)
BCVG
5
CN1851
VTR2L
3
VTR2LG
4
VTRIN2V
5
VTRIN2VG
6
RLOUT2
REARLOUT
9
MFL
13
MRL
17
A B D E
D
CN2301
(1/3)
TCON_SCL
IICSCL
62
TCON_SDA
IICSDA
64
AVSELOUT
80
MONO
74
GNDAZ
75
NAVI_L
72
GNDN
73
71
69
GMUTE
25
VDD3
56
VDD33
49
SWVDD33
CCD3_IOON
E
23
CCDIO3
AS_SDA0
22
AS_SCL0
20
AD3 REG.
IC2221
S-1167B30-M5
1
VIN
VOUT
VDD5
PLL_ON
3
68
ON/OFF
Q1471
SPEED_IN
24
F
PCHNG
18
24
1
2
RF FRONT END IC
IC2001
TDA7706
57
DACOUTL
18
LNAIN
16
PINDIN
5
FMMIXIN1
34
I2CSCL
33
I2CSDA
32
RDSINT
31
RSTN
IP-BUS DRIVER
IC1831
HA12241FP
6
2
IPTOS
BUS+
ROUT
STOIP
5
1
BUS-
DIN1
8
IPPW
STBY
BUP
Q1831
ASENBO
A D
GUIDE ISO/LPF
IC1641
BA4558RFVM
3
2
AU4.3 REG.
IC1621
NJM2125F
1
+
AU84
4
3
-
1
12
CH0
OUTX
2
10
CH1
OUTY
3
8
CH2
OUTZ
15
SDA
15
RES2
14
SCL
14
ADC
VDD
IC2223
ADS7828E
5
6
CH4
VREF
6
5
CH5
VOUT
8
VDD
5
16
+VDD
4
7
VOUT
CH6
1
VDD
SPEED SENS
1
IC1471
5
SPEED
I
NJM2904M
Q1472
AVIC-X940BT/XNUC
2
3
TUN_L_HIT
TUNPCK
TUNPDA
RDSINT
TUNRST
LS1L
43
40
iPod_L
39
iPod_AG
NAVI_L
36
35
GNDN
33
VTR2L
32
VTR2G
LS1V
11
iPod_V
iPod_VG
VTR2V
VTR2VG
BCV
BCVG
14
+
7
-
Q1664
G SENSOR
Q1866
IC2222
CSX1149
GYRO
SENSOR
GY2221
Q1522
Q1521
TEMP
SENSOR
SN2221
C
3
AV SELECTOR
IC1691
AK4223VQ
LIN1
13
VOUT2
LIN2
GND2
LIN3
GND3
24
LIN4
LOUT1
GND4
22
LOUT2
VIN1
A B
9
VIN2
8
D E
VGND2
5
VIN4
4
VGND4
17
RSTN
3
46
VIN5
SCL
2
45
VGND5
SDA
VOUT1
GUIDE MUTE
Q1662
AU84
Q1865
GND SELECT
Q2441
Q2442
AU84
CN1952
4
4
REARVOUT
TUN_
AV_L
GUID
iPod_
IP_L
IP_LG
AU8
TUNPCK
TUNPDA
RDSINT
TUNRST
IICSCL
IICSDA
ASENBO
DUAL ZONE
Q17
Q1751
Q1752
AEQ/AUX SW
Q1861
Q1862
AU84
STAN
LS1 →
S →
IRQP
XRES
POWER ON R
IC1301
2
VDD33
S-80929CNMC

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