Pioneer FX-MG8247ZT/ES Service Manual page 21

Audio system head unit for lexus es300
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5
ANALOG SWITCH
1
2
IC 401
TC7W66F
Q401
Q402
7
Q405(2/2)
FMMUT
AMMUT
N702
CN303
CDL
22
1
Q702
SW5V
Q301
4
19
CD9V
CD MUTE
5
18
6
17
7
16
13
18
5
VDCONT
56
CDMUTE
10
13
SW5V
TAPE MUTE
25
Q607
11
12
RESET
Q304
15
bsen
15
8
RESET
1
RESET
IC 603
S-80835CNNB-B8U
40
DCLOSE
19
4
TL
LCD901
C
KEYBOARD PCB
5
6
TUNL
Q407
8R5V
TL
CDL
TUNB
FMB
Q864(1/2)
AMB
Q864(2/2)
1
90
63
44
SL FMSD
ANSW
AMPW
67
FMMUT
43
FMPW
53
sysmute
bsen
66
AMMUT
75
bsens
73
asens
Q601
23
ilsens
VDD5
94
ILL-
10
45
ilmsw
swvdd
30
15
TX
XIN
29
RX1
X601
21
RX2
13
22
XOUT
IPPW
51
MUTE
92
50
STSW1
TAPMUTE
SYSTEM
93
STSW2
CONTROLLER
11
BLSW
IC 601
46
INH
PD5970A
86
CDILL2
4
KLIGHT
61
ILL
49
CDILL1
Q835
97
BLIGHT
2
VDD
Q831
52
ilmpw
12
reset
57
mode
59
ENC2-
58
72
ENC2+
mtl
54
power
56
ENC1-
77
55
CSLOAD
ENC1+
cdej
csej
20
74
CN804
14
15
23
18 19 17
18 19 17
14
15
23
CN1802
DCLOSE CDEJ
CSEJ
IC 1801
LC75804W
ILL
KEY CONTROLLER
SYSILL
LCD DRIVER
KEY
MATRIX
CN1803
CN1902
KEY
MATRIX
Q
LEFT PCB
6
BALANCE TO UNBALANCE CONVERTER
MIXING AMP
SYSTEM MUTE
IC301
IC302
2
1
2
NJM2068MD
NJM2068MD
Q305
Q303
Q307
sysmute
Q861
8R5V
MUTE
Q862
ilsens
bsens
Q863
asens
AVC-LAN BUS DRIVER
TX
RX
IPPW
ILL-
ilmsw
STSW1
STSW2
Q818
BU
Q819
TC4W53FU
Q820
RX
CONT
5
1
IC840
2
INH
COMON
6
IN1
Q832
Q833
VDD5
Q822
VDD5
Q823
21
22
20
12
11
28
9
13
12
21
22
20
11
28
9
13
Q1803
Q1804
Q1801
SYSPW
Q1802
ILL
CN1802
6
2
3
1
6
2
6
2
3
1
6
2
CN1901
KEY
MATRIX
VR901
PWR VOL
AUDIO TONE
FX-MG8247ZT/UC
7
ANALOG SWITCH
4
3
IC305
TC74HC4066AF
IC303
1
2
1
1
2
NJM2068MD
BU
BACKUP MUTE
Q308
Q309
BU
SW5V
Q310
AVC-LAN MUTE
Q801
ISENS
Q805
BSENS
Q806
BU
ASENS
Q807
BU
1
6
IC602
2
5
HA12187FP
8
ILL-
Q825
Q853
SW5V
ILL-
Q851
Q852
ACC
Q881
RESET
Q880
VDD5
Q878
Q879
S-812C56AUA-C3K
SW5V
8R5V
AUDIO +B REGULATOR
Q811
VDCONT
CD9V
Q813
Q829
Q816
CD 9V REGULATOR
CD 9V REGULATOR
Q830
6
7
8
6
7
8
ILL
3
1
3
1
R
RIGHT PCB
VR902
7
8
A
+B
ACC
ILL+
ILL-
TX+
TX-
B
MUTE
L+
L-
CN801
TXM-
L+
TXM+
L-
ACC
+B
MUTE
CN473
FUSE
8A
CN472
C
ACC
STSW1
STSW2
BU
3
2
IC870
Q808
D
BU
Q802
Q809
Q815
E
F
21
8

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