Pioneer DEH-P920R Service Manual page 16

1
DEH-P920R,P9200R,P9250
3.2 BLOCK DIAGRAM(DEH-P9200R/UC)
A
A
TUNER AMP UNIT
B
CN451
ANT
1
27
GND2
2
28
B
E
PICKUP UNIT(SERVICE)
LD
CN101
MD
LD+
14
MD
5
HOLOGRAM
UNIT
FO+ FOP
FOCUS ACT
4
TO+ TOP
TRACKING ACT 3
SPINDLE
M
MOTOR
C
CN801
CARRIAGE 1
M
MOTOR
2
3
LOADING
M
MOTOR
4
CN802
3
1
SELECT
SENSE
2
DISC SENSE
F
PHOTO UNIT
D
16
1
2
FM/AM TUNER UNIT
FM FRONT END FM/AM 1ST IF 10.7MHz
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 75
CF202
AM RF
AM 2ND IF 450kHz
VCC
VDD
25 22 10 14
Q401
LOCL
POWER ON MUTE
SYS+B TUN5V
CONTROL UNIT
Q101
98 30
LD DOUT
32
SCKO
97 34
PD LRCK
A+C/F
B+D/E IC 201
UPD63710GC
24
X201
RF-AMP, DSP,
23
SERVO, DAC
IC 301
BA5985FM
TD/FD
16
SD/MD
FOP
39
HOME
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
EEPROM
5 4
IC 3
6 3
BR9010FV
12 15 16 8 13 2
IC 401
B.U
S-81250SGUP
8
CN101
IP-BUS
CONNECTOR
DAC
CN701 CN991
LOUT
8 18
DATA AOUTL 6 17
IC 602
7
BICK
AK4321VF
9
LRCK
AGND/SCKO
7 16
11 11
VDD 12 12
VDD VD 21 2
22 1
+5V REGULATOR
4 IC 701 2
V+5 IN
BA05SFP
1
13 10
20 3
M951
AUTOMATIC
M
CN851
FLAP MOTOR
5
4
D
SWITCH
BLUE FCLSSW
S951
3
CLOSE
PCB
RED FOPNSW
2
S952
OPEN WHITE
1
3
Q501
RDS
VDD
DECODER
24
fm/AM
IC 501
20
PM4009A
11 12
X501
Q101
B.U
ASENBO
IP-BUS DRIVER
Q102
5 1 TX
IC 101
6 2 RX
CA008AM
5 BUS2
8
IPPW
1 BUS1
7 BUS+L
11 BUS–L
Q641
SP601
ALARM
BUZZER
B
Q998
VDD
B.U
Q991
Q851
BMUTE
Q852
FLPPW
FLAP MOTOR
Q853
CONTROL
4 5
3 6 FLPOPN
FIN
OUT1 IC 851
14 FLPCLS
11
BA6288FS
OUT2 FIN
4
81
FM/AM
SYSTEM
CONTROLLER
IC 601(1/2)
PD5487C
49
SD
97
SL
94
SD_BW
3
TUNPCE
2
TUNPCK
4
TUNPCE2
1
PDIO
VST
VCK
78
VDT
LOCL
10
ASENBO
30
TX
29
RX
7
IPPW
42
IN3_L
43
IN4+_L
ELECTRICAL VO
44
IN4–_L
SOURCE SELE
41
IN2_L
IC 203
40
VREF
PML004AF
37
IN1_R
9
24
PEE
LEVEL L
7
ASENS
7
BSENS
2
ISENS
1
TELIN
8
DRSYS
8
DRSENS
7
DRELAY
2
SYSPW
SYSTEM
CONTROLLER
IC 601(2/2)
PD5487C
2
MUTE
B.U
26
FLPPW
4
DSENS
34
FLPOPN
37
FLPCLS
3
KYDT
40 3
FCLSSW
DPDT
38
FOPNSW
1
RESET
4
FLPILM
4
OEL PW
4
ILMPW
4
SWVDD
4