Block Diagram - Pioneer AVH-X1500DVD/XNUC Service Manual

1

4.2 BLOCK DIAGRAM

A
A
MOTHER PCB (1/3)
CN751
1 VD8
2
3
7 VD5
ANA_L_OUT
17
B
C
CN1952
MOVBS
19
AMUTE
8
XRESET XRST
9
IRQPWR
IRQPW
10
HSTCMD
SYSTOLS
11
SLVSTS LSTOSYS
12
STANBY
STANBY
13
D-
22
D+
23
CN1701
AUXL AUXL
C
44 44
BCAMIN BCAMIN
49 49
AUXV AUXV
42 42
IC1721
NJM4558V
DTVL
2
32
DTVAG
3
31
IC1731
NJM4558V
ONSEI+
6
27
ONSEI-
5
26
D
SYS+B
B B
ANR
40
CN3601
ANG
38
ANB
36
CSYNC
34
TVON
29
GUIDEON
28
SYSTON
E
24
NTOSYS
23
ASENBO
13
WIREDAD
1
WIRED
2
BEEP
48
F
28
1
2
D-
TO 2/3
K
D+
iTV_L
1
(1/2)
IC1731 (2/2)
NJM4558V
7 2
iNAVI
1
3
Q1721
M TO 2/3
AVH-X1500DVD/XNUC
2
3
TO 2/3
Q751
Q752
SYS+B
AMUTE
SYSTOLS
LSTOSYS
STANBY
Q601
Q1701
BUP_1
3
4
RCA V
IN/OUT
RCA_V
VCR_L
TUN_L
TUN_L
H
LS_L
AUX_L
iTV_L
SH_L SH_L
I
iCOMP iCOMP
J
VCR_V
LS_V
BCAMIN
AUX_V
105
AVSCK
103
AVSDATA
104
AVSRST
17
35
EVSEL
AMUTE
9
33
XRST EVSDA
16 34
IRQPW EVSCK
7 36
TXDVD SACLK
8 120
RXDVD RXDVD SAIN
29
STB
62
AEQAUXSW
38
SYSMUTE
1
offset
SYSTEM uCOM
IC601 (1/3)
A :PDB093A8
B C D
:PDB094A8
E F G
3
RGBARI
2
GUIDEON
4
TXNAVI
5
RXNAVI
68
AMPPW
74
TELMUTEIN
75
100 PBSENS
ASENBO
77
ISENS
76
BGSENS
111
118
ASENS
WIREDAD
110
117
BSENS
WIRED
67
BEEP
4
AV SELEC
IC101
AK4223
13
VOUT2
33
LIN4
27
LIN6
36
LIN3
30
LIN5
40
LIN2
43
LIN1
11
VIN1
9
VIN2
5
VIN4
3
VIN5
7
VIN3
AVSCL 46
SCL
AVSDA 45
SDA
AVSRST 17
RSTN
EVSACLK
EVSAOUT
OFFSET
:AVH-X1500DV
A
:AVH-X1500DV
B
:AVH-X1500DV
C
:AVH-X1550DV
D
:AVH-X1550DV
E
:AVH-X1550DV
F
:AVH-X1590DV
G
TELMUTE
BGSENS0