Block Diagram And Schematic Diagram; Block Diagram - Pioneer FH-M8047ZT Service Manual

1

3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM

3.1 BLOCK DIAGRAM

A
MAIN UNIT
A
FM/AM TUNER UNIT
CN501
1
AMANT
ANTENNA
28
JACK
2
FMANT
27
RFGND
26
B
PICKUP UNIT
C
(SERVICE)(P10)
LASER
DIODE
HOLOGRAM
UNIT
FOCUS ACT.
TRACKING ACT.
MONITOR
DIODE
SPINDLE
M
MOTOR
LOAD/ CARRIAGE
D
M
MOTOR
E
F
14
1
2
FM/AM 1ST IF 10.7MHz
AMRF T51 Q51 CF51 CF52 CF53
ATT
ANT ADJ
IC1
MIXER, IF AMP, DET.
ATT
FMRF
CF202
AM 2ND IF
X901
IMG ADJ
450kHz
10.25MHz
RF ADJ
LOCH LOCL
23 25 7 17 22
AUDIO+B
SWVDD
Q502
C CD CORE UNIT(S10MP3)
C
V3R3D
CN101
LD- 142
LD
15 15
Q101
UPD63760GJ
MD
141
5 5 PD
RF-AMP,CD DECODER,
AC,BD
MP3 DECODER,
DIGITAL SERVO / DATA PROCESSOR
F,E
FO+ FOP
1 1
TO+ TOP
4 4
TD/FD SD/MD
LD+
14 14
12
CD
FOP
13
DRIVER
TOP
IC 301
BA5996FM
16
SOP
15
SOM
18
LCOP
17 22
LCOM LOEJ
9
CONT
HOME
12EJ DISC
SENSE 8EJ SENSE
CLAMP
SENSE
SENSE
1
IC 203
2
4
V3R3D
BA033SFP
+3.3V REGULATOR
SENSOR UNIT
FH-M8047ZT/XN/ES
2
3
MPXREF 41kHz
AMDET
IC 2 FM MPX
IC 3
EEPROM
10 19 14 24 11 12 15 16 8 13 2 3 4 1
DRAM
IC 202
MSM51V4265EP-70TS
CN901
LOUT
35
IC 201
10
LOUT
Q602
MUTE
Q603
38 39
WINT,
WAIT,
RFOK
X201
Q701
14 VCC
VDD
IC 702
XWINT,
TC74VHCT08AFT
XWAIT,
FOK
33
CDMUTE
28
LOEJ 17
ADENA
31
reset
15
26
BRST,BRXEN,BSRQ
CONT
CD CONTROLLER
BDATA,BSCK
VD
93
VD 3
CLAMP
IC 701
75
DSCSNS PE5427A 4
77
HOME
36
X1
25
CD3VON
X701
24
35
VDCONT X2
VDCONT
19
+3.3V REGULATOR
1 4,5
3VDD IC 703
5
VD2
S-812C33AUA-C2N
VDD
VD2
2
DECK UNIT
D
CN252
CN251
1 DOLBY B NR
15
FWD
L-ch 6 Lch
39
IC251
32
5
REV 33 HA12228F
L-ch
4
19
CN254
MECHANISM
M2
2
M DRIVER
SUB
B.U
1
MOTOR 20
18 19
5
2 IC351
1 PA2020A
MTL
M1 CN255
MAIN M LOAD
8 7 10
11
MOTOR
CN253
3 1 5 4 6
3 1 5 4 6
CN256
E
EGN1
REEL
SENSE
S1
S2 S3
LOAD
MODE 70µs
3
L ch
FM L
6
R ch
5
AMIN
20
COMP
21
LDET
18
AM NOISE CANCELER
9
3
Q524
CN472
TX1-
TX1+
CN601
10
TX-
TX+
CN473
13
XOUT
X701
15
XIN
15 RESET
BDATA,BSCK
BRST,BRXEN,BSRQ
Q431
VD
3 BU
4
Q432
68
19 mtl
VD REGULATOR 77
CSLOAD
5
VDD
Q1411
2 VD
CN631
4
4 AUDIO+B
Lch
3 3
20 BU
8 8
11
4
AUDIO+B
1/2VCC
IC 561 9 AM
HA12181FP
16
Q561
AVC-LAN DRIVER
TX
BUS- 5 1
IC 781
BUS+ 6 2 RX
HA12240FP
8
IPPW
ACC
BU
IC 331
LANMUT NJM2904M
FM
BUS-L 6
7
LAN
7
BUS+L 5
CD
CS
dsprst,dsperr,IFOK,d
42
SYSMUTE
Q701
46
LANMUTE
49
SYSPW
IC 701(2/2)
PD5949B
SYSTEM CONTROL BU
28
ILLPWM
74 63 88 87 86 85
LCE,LCK
4