Block Diagram And Schematic Diagram - Pioneer DEH-P900R Service Manual

1
DEH-P900R,P9050

3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM

3.1 BLOCK DIAGRAM
A
A TUNER AMP UNIT
B
CN451
ANT
1 27
GND2
2
28
B
H
PICKUP UNIT(SERVICE)
LD
CN101
MD
LD+
14
MD
5
HOLOGRAM
UNIT
FO+ FOP
FOCUS ACT
4
TO+ TOP
TRACKING ACT 3
C
SPINDLE
M
MOTOR
CN801
1
CARRIAGE
M
MOTOR
2
3
LOADING
M
MOTOR
4
CN802
3
1
SELECT
SENSE
2
DISC SENSE
I
PHOTO UNIT
D
10
1
2
FM/AM TUNER UNIT
FM/AM 1ST IF 10.7MHz
FM FRONT END
Q3 T51 Q51 CF51 CF52 CF53
38 39 42 44
22
MIXER.IF AMP DET
IC 1
PML002A
35
Q201 Q204
33 45 55 57 61 74
CF202
AM RF
AM 2ND IF 450kHz
VCC
VDD
25 22 10 14
Q401
LOCL
SYS+B TUN5V
CONTROL UNIT
2 1
CN702
Q101
98 30
LD DOUT
32
SCKO
34
97
PD LRCK
A+C/F
IC 201
B+D/E
UPD63710GC
24
RF-AMP, DSP,
SERVO, DAC
IC 301
BA5985FM
TD/FD
16
SD/MD
FOP
27
39
HOME EMPH
17
TOP
S801
HOME
12
SOP
11
SOM
SINGLE-CD
14
CONTROLLER
COP
1 58
13
COM FWD CDLOAD
10
reset
10 28 57
LOP CDEJET Q901
REV
9 21 55
LOM 9
MUTE CONT
AVREF
IC 901
PE5011C 47
ADENA
1
EJTSNS
2
DSCSNS
60 31
VD CLAMP
CD5VON
48
VDCONT
D803 D802 D801
S802
59
CLAMP
BMUTE
2
3
FM MPX
25 24
32 19
IC 2 PM4008A 6
46 63
34 33 41 44 11 46
69
70
54
COMP
21
65
71
75
EEPROM
5 4
IC 3
6 3
BR9010FV
12 15 16 8 13 2
POWER ON MUTE
IC 401
B.U
S-81250SGUP
CN101
IP-BUS
CONNECTOR
CN251
2
1
CN701 CN991
6 17
8 15
BIT LENGTH EXPANSION
8
14
DATA DATAO
IC 601 7
15
BCKI BCKO 7 16
PD0236AM
11 5
LRCKI
LRCKO
5 18
9 14
11 11
VDD 12 12
VDD VD 21 2
22 1
+5V REGULATOR
4 IC 701 2
IN
V+5
BA05SFP
1
13 10
20 3
M951
AUTOMATIC M
CN851
FLAP MOTOR
5
4
F
SWITCH
BLUE
S951
3
CLOSE
PCB RED
2
S952
OPEN WHITE
1
CN131
1
2
3
G
MIC JACK PCB
CN681
3
ALARM SENSOR
2
DOOR LOCK
1
STARTER CUT-OFF
3
Q501
RDS
VDD
DECODER
24
fm/AM
IC 501
20
PM4009A
11 12
/UC
X501
Q101
B.U
ASENBO
IP-BUS DRIVER
Q102
5 1 TX
IC 101
6 2 RX
CA008AM
8
5 BUS2
8
IPPW
1 BUS1
7 BUS+L
11 BUS–L
A
LOUT/LRCK
LRCK
ROUT/DOUT DOUT
SCKO
Q641
SP601
ALARM
BUZZER
AGND/SCKO
EMPH
CD5V
B
Q998
VDD
B.U
Q991
Q851
BMUTE
Q852
FLPPW
FLAP MOTOR
Q853
CONTROL
4 5
3 6 FLPOPN
OUT1 FIN
IC 851
14 11 FLPCLS
BA6288FS
OUT2 FIN
FCLSSW
FOPNSW
Q132
VDD
DALMON
DALMON
Q131
MICSEN
Q684
MOSENS
MOTS1
Q685
DRLC1 DLSENS
ST1
/UC
DFS ALARM
IC 681
STOUT
TPD1018F
4
E
ASL UNIT
ASL A
MIC4501 Q4501 VR4501
IC 45
3
NJM2
81
FM/AM
SYSTEM
CONTROLLER
IC 601(1/2)
PD5483A(/UC)
PD5484A(/ES)
49
SD
97
SL
94
SD_BW
3
TUNPCE
2
TUNPCK
4
TUNPCE2
1
PDIO
78
LOCL
10
ASENBO
30
TX
29
RX
7
IPPW
42
IN3_L
43
IN4+_L
ELECTRICAL V
44
IN4–_L
SOURCE SELE
40 IC 203
VREF
PML004A
36
IN2_R
37
IN1_R
24
PEE
ASENS
BSENS
ISENS
TELIN
DRSYS
DRSENS
DRELAY
SYSPW
SYSTEM
CONTROLLER
DALMON
IC 601(2/2)
PD5483A(/UC)
PD5484A(ES)
MUTE
B.U
26
FLPPW
DSENS
34
FLPOPN
37
FLPCLS
KYDT
40
FCLSSW DPDT
38
FOPNSW
RESET
28
MICSENS
FLPILM
OEL PW
5
MOSENS
6
DLSENS
ILMPW
75
SOUT
SWVDD
4