Block Diagram(Fx-Mg9427Zt,Mg9327Zt) - Pioneer FX-MG9727ZT/UC Service Manual

Toyota lexus lx470 audio system head unit
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1

3.3 BLOCK DIAGRAM(FX-MG9427ZT,MG9327ZT)

A
CN501
MAIN ANTENNA
SUB ANTENNA
B
MFIX
13
5
SUB
IC 501
NIN
6
LA1061M
MAIN
DIVERSITY
C
CONTROL UNIT(G2T)
CN101
96
23
PD
97
LD
32
Q101
33
A+C,B+D,E,F
C
18
20
40
18
36
15
26
37
COP
19
COM
20
45
ELP
2
D
50
ELM
3
34
LOP
21
35
LOM
22
F
CGM
34
CGP
35
CN11
3
1
15
13
11
10
VD
12
E
46
48
7
8
6
5
F
22
1
2
FM/AM TUNER UNIT
FM/AM 1ST IF 10.7MHz
AMRF
T51 Q51 CF51 CF52 CF53
AMANT
28
ATT
ANT ADJ
MIXER, IF AMP, DET.
FMANT
27
ATT
RFGND
26
FMRF
CF202
AM 2ND IF
IMG ADJ
450kHz
RF ADJ
LOCH
LOCL
23
25
FMSD
Q501
1
COMP
V+5
10
16
L-OUT
3.3V - 5V CONVERTER
34
3
LRCKIN
32
6
IC504(1/2)
SCKIN
IC 201
TC74VHCT08AFT
UPD63711GC
CD CONTROL
5V - 3.3V CONVERTER
IC505(1/2)
TC74VHC541FT
DOUT,LRCK,
SCKO,RADV,
SBSY
SERVO DSP I/F
XSI,XSO,XSCK,XSTB,XAO,XRST,FOK,LOCK,
TSI,TSO,TSCK,TSTB,PACK,SBSY
VD
14
29
9
MUTE
OUT1+
OUT2-
OPOUT
MOTOR CONTROL
3+3ch
ELV1,ELV2,ELVCONT,LD1,LD2,
OUT3+
DRIVER
LOCONT,CG1,CG2
OUT3-
IC 301
OUT5-
BD7962FM
OUT5+
CLAMP
72
OUT4+
HOME
79
OUT4-
LOADSW2
82
OUT6+
CAMCLMP
23
OUT6-
ELVSNS
91
EREF
92
CAMOK
21 CAMOK
CAMLOAD 22 CAMLOAD
LOADPHT 89 LOADPHT
LOADSW1 81 LOADSW1
FX-MG9727ZT/UC
2
3
MPXREF 41kHz
AMDET
IC 2 FM MPX
IC1
IC 3
X901
EEPROM
10.25MHz
7
17
22
10
19
14
24
11
12 15 16
8
13
2
AUDIO+B
SWVDD
22
3V
15
1,2
ZLRCK
5,6
14
ZSCK
IC501
SM5903BFP
SHOCK PROOF
BUFFER RAM
CONTROLLER
MSM51V17400F6TFT
ZSENSE
21
9,10
IC504(2/2)
IC505(2/2)
TC74VHC541FT
TC74VHCT08AFT
8
YMDATA,
YMLD,
YMCLK
98
14
VDD
ZSENSE
VCC2
74
CDMUTE
CONT
10
reset
37
IC702
VDCONT
PD5748C
94
VDIN
MECH.
CONTROLLER
HOME2
HOME
LOADSW2
CAMCLMP
ELVSENS
EREFF
TEMP
92
3V REGULATOR
IC 302
1
3V
S-818A33AUC-BGN
I
DECK UNIT
CN252
1
EQ AMP
FWD
L-ch
37
38
5
HA12216F
REV
39
L-ch
4
CN254
M2
2
MECHANISM
SUB
M
1
MOTOR
DRIVER
5
IC351
2
PA2020A
1
M1
CN255
MAIN
M
8
MOTOR
CN253
3
3
J
CN256
SENSOR UNIT
Q101
REEL
SENSE
3
4
L ch
6
R ch
5
AMIN
20
COMP
21
LDET
18
20
IC252
PM4009A
RDS
DECODER
11
X251
3
4
1
9
AM NOISE CANCELER
3
9
IC561
HA12181FP
CN501
3
LOUT
Q602
VD
Q603
CD MUTE
Q601
IC507
BSI,BSO,BSCK,BRXEN,BSRQ,BRST
RESET
9
VDCONT
6
VD
VDD
8
VD
17
VD
18
5V REGULATOR
4
IC 303
BA05SFP
2
5
V+5
CN251
4
4
5
TAPE+B
IC251
7
3
3
Lch
18
17
MUTE
9
B.U
20
20
19
18
17
STBY
19
19
MTL
8
8
LOAD
10
7
11
11
1
5
4
6
1
5
4
6
S101
S103
S102
LOAD
MODE
70µs
4
TUNL
Q401
Q402
LDET
8
VDD
Q404
RDT
5
12
RDSMUTE
Q561
AM
FMSD
CN351
Q351
16
10
VDCNT2
13
11
2
CD9V
1
CN353
AUDIO+B
Q361
CSL
BU

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