Block Diagram And Schematic Diagram; Block Diagram(Fx-Mg8247Zt/Uc,Fx-Mg8747Zt/Uc) - Pioneer FX-MG8247ZT/ES Service Manual

1

3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM

3.1 BLOCK DIAGRAM(FX-MG8247ZT/UC,FX-MG8747ZT/UC)

A
A
MAIN UNIT
B
FM/AM TUNER UNIT
FM FRONT END
ANT2
SUB
25
ANTENNA
ANT1
MAIN
Q201 Q202
ANTENNA
26
AM RF
B
Q501
5
SUB
1
IC 501 NIN
6
LA1061M
MAIN
13
DIVERSITY
FMSD
PICKUP UNIT(P8)(SERVICE)
CN101
MD
5
RF AMP
LD+
14 V5
16
PD
LD
MD
17
LD-
15 LD
IC 101
Q101
UPC2572GS
HOLOGRAM
UNIT
C
FO+
FOCUS ACT 4
TO+
3
TRACKING ACT
CD 4CH DRIVER
14
CARRIAGE
MOTOR
11
16
1
IC 301
M 2
15
BA5986FM
3
4
SPINDLE
22
MOTOR EC
8
VM
5 BVD
MUTE
VCC
BCL 6 V5
ST/SR
7
GND
10
HOME
11
HOME
SWITCH
CN301
D E
CD CORE UNIT(SERVO UNIT)
D
MOTOR PCB(B)
D MOTOR PCB(A)
PCB UNIT(D) LOAD MOTOR PCB
M
K
Q851 Q852
PH1
1 1 3
2
LOADING M
MOTOR 1
1
D891 D892
PVD
L 4
PH2
D883
1
Q881 S883
2
PCB UNIT(A)
E
MAX
SWITCH
J
PCB UNIT(C)
F
20
1
2
FM/AM 1ST IF 10.7MHz
T31 Q31 CF51
Q3
41 9 10 14
34
FM
OSC
PA4026A
6
AM 38 32 36 23 25 16 18
CF232
OSC
FM+B
19 20 15 17 21
X201
37 38
9
AMIFC
PLL CONTROLLER
4
FMVCO
IC 201
5
AMVCO
PM2007A
29
AMTV
25
FMTV
COMP
CN201
IC 201
UPD63702AGF
35
69
EFM
WDCK
DIGITAL SERVO
RFCK
Q102
RAOV
PROCESSOR
LRCK
SCKO
DOUT
DIGITAL SIGNAL MCK
PROCESSOR
µ-COMPUTER
INTERFACE
74 10 11
CONT
19 19 19
9
X201
5V 28 28 28
29 29
29
VD 30 30 30
36
35
ELEVATION
F SENSE
37
32
CAMGEAR M
MOTOR
33
ELEVATION 39
M
MOTOR
41
PH1
3
LD MOTOR-
2 5 5 5
LD MOTOR+
1 6 6 7
PVD
PVD
3 3 3
PH1
PH1
4 4 4
1
PH2 PH2
2 2
2
MAXSW MAXSW
1 1 1
ELV HOME
4 10
S886
1 S887 11
CLAMP
2
H
I PCB UNIT(B)
PCB UNIT(E)
FX-MG8247ZT/UC
2
3
CF52 CF53 T51
15 17 30 19 47 1
IC 1
IC 2
PA4024A
43 45 27 31 29 28 7
AM+B
14 12 23 2
Q503
FMB
AMB
Q202
14
LOCL
VDD
16 COMP
seek
RBDS DECODER
COMP
G
CD CORE UNIT(STS UNIT)
CN801 8fs DF D/A LPF
BCK
IC 601
DATA
AK4321VF
LRCK
SHOCKPROOF
5 12
CONTROLLER
39
XTLI
DEMO
IC 501
CXD2511R
IC 502
MSM514400DP-60TS
4M DRAM
19
VM
28 5V
5V REGULATOR
29
4
IC 701
30 VD V+5V VD
BA05SFP
2
1
XAO/XSTB/XSO/XSI/XSCK/XRST/SCONT
ELVSNS
45
44 PVD
S801
46
S802
S803
MOTOR DRIVER
3
CG- 2
41
IC 802
CG+ 6
5
LB1836M
43
V+5V
MOTOR DRIVER
EL-
48
2
3
EL+
50
6
5
IC 801
13
12 LB1836M
9
10
LO-
7
LO+
5
Q801
9 PVD
PVD VD
8
10
LOAD
Q802
11
ELHOME
2
CLAMP
1
CN802
DECK UNIT
N
CN252
1 DOLBY B NR
FWD
L-ch
39
IC251
32
5
REV 33 HA12216F
L-ch
4
19
CN254
MECHANISM
M2
2
M DRIVER
SUB
1
MOTOR
18
5
IC351
2
1 PA2020A
M1
CN255
MAIN M
8 7 10
MOTOR
CN253
3 1
3 1
CN256
EGN1
REEL
SENSE
S2
MODE
O
SENSOR UNIT
3
AM NOISE CANCELER
3 9
IC 553
10
HA12181FP
AMDET
2
19 TUL
7
43 40 FMSD
6
AMSL
18
FMSL
9
SW2
28
FMSD
X251
12
11
20
IC 252
PM4006B
P
CONTROL UNIT
CN701 CN701
18
42 9
LCH
6
PD
VD VD
VD
8 43
VD
9 42
Q701
72
VDD VREF
69
adena
CONT CONT 27
CONT
35 16
53
EMPH EMPH
39 12
EMPH
26
POWER POWER
10 41 POWER POWER
ELVSNS ELVSNS 79
1 50 ELVSNS
LOADSW LOADSW 17
loadsw
50 1
DOORSW DOORSW 2
49 2 doorsw
MODESW MODESW 18
48 3 modesw
CG1 CG1 62
6 45 CG1
61
CG2 CG2
CG2
7 44
G15V 75
11 40 EREF
60
ELV1 ELV1
4 47 ELV1
59
ELV2 ELV2
5 46 ELV2
58
LO1 LO1
2 49 LO1
LO2 LO2 57
3 48 LO2
78
MAXSW PH3
47 4 PH3
77
PH2 PH2
46 5 PH2
PH1 PH1 76
45 6 PH1
29
XOUT
X701
28
XIN
LOAD LOAD 55
12 39 CD LOAD
LOAD
6
ELHOME ELHOME elhome
44 7
CLAMP CLAMP 5
clamp
43 8
CN251
CN301
4 4 8R5V
15
6 Lch
Lch
3 3
B.U
20 20 BU
19
MTL
8 8
LOAD
11 11
5 4 6
5 4 6
S1
S3
LOAD
70µs
4
Q551
Q403
Q401 Q402
Q405(2/2)
Q405(1/2)
FMMUT
AMMUT
CN702 CN303
CDL
CDL
22 1
4 19
CD9V
5 18
6 17
7 16
1
VDIN
13
VDCONT 18 5 VDCONT
56 CDMUTE
cdmute 10 13
reset
25
11 12
RESET
CD
CONTROLLER
IC 701
PD5715B
15
bsen
bsen 15 8
40 DCLOSE
19 4
DCLOSE
TL
4