Block Diagram And Schematic Diagram; Block Diagram - Pioneer DEH-P40MP Service Manual

1

3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM

3.1 BLOCK DIAGRAM

A
A
TUNER AMP UNIT
FM/AM TUNER UNIT
B
ANTENNA
CN401
AM ANT
1
1 ATT
2
FM ANT
3
ATT
ANT adj
C
D
PICKUP UNIT
(P10.5)(SERVICE)
LASER
DIODE
LD-
15
MD
5
VREF
8
HOLOGRAM
UNIT
FOM
3
FOP
E FOCUS ACT. 2
MONITOR
TOP
TRACKING ACT. 1
DIODE
TOM
4
LD+
14
SPINDLE
M
MOTOR
LOAD/ CARRIAGE
M
MOTOR
F
14
1
2
7 6
IC3 EEPROM
5.0V
OSC
FMRF
IC1
3.3V
FMRF
MIXER, IF AMP
RF adj
T51
2 12 15 22 16
C
CD CORE UNIT(S10.5COMP2)
RF-AMP, CD DECODER,
D
MP3/WMA DECODER,
DIGITAL SERVO /
DATA PROCESSOR
VDD
CN101
141
15
LD
Q101
142
5
PD
REFO
133
REFOUT
8
AC,BD,F,E
FOM
3
CD
FOP
DRIVER
2
1 TOP
TOM IC301
4
BA5839FP
14 TD,FD
12
FOM
11
FOP SD,MD
14
TOP
13
TOM
16
22
5
SOP
LOEJ
LOEJ
15
SOM
21 43
18
CLCONT
CLCONT
LCOP
17 9
41
CONT
LCOM
CONT
8
12EJ
7
8EJ
6
DSCSNS
9
HOME
S905
S904 S901
8EJ
12EJ HOME
S903
DSCSNS
DEH-P40MP/XU/EW5
2
3
VDD5
13 5 10 9 8 11 14 18 19 20 21
IC5
5V 3.3V
LPF
CF52
IC4
3.3V 2.5V
2.5V
3.3V
4 17
VDD_3.3V
VCC8
CN101
IN1−
11
IN1+
7
B14
8
5
1
CN621
KEY2
2
KEY1
3
AUX-GND
4
AUX-L
5
CN701 CN701
55 LOUT LOUT
13 13
LOUT
50
XTAL
X201
16.93MHz
52
/XTAL
VDD
IC201
PE5547A
Q102
VDD
VCC 9 9
39
/PUEN
16 /RESET RESET
8
/RESET 8
BRST,BRXEN,BSRQ BRST,BRXEN,BSRQ,BDATA,BSCK
BDATA,BSCK
VD
VD
1
VD 1
2 2
VD
11
VDSENS
3
4
IC2
2.5V
Lch
23
DET, FM MPX,
RDS DECODER
Q101
B.UP
Q102
1
2
5
IC101
HA12241FP
6
8
10,12
IC751 1
14 NJM2794V
CD 3V REGULATOR
IC702
3 1
VDD5
NJM2885DL1-33
Q702
Q701
5
4
T
T
LD
T
C
C
S
RDS_CK
RDS_HSLK
RDS_LOCK
RDS_DATA
ELEC
SOU
TUNL
2
IN2_L
BUSL- 5
IN4−_
4
BUSL+
IN4+_
AUX-L
3
IN3_L
CDL 1
IN1_L
40
ASENBO
30
TX
29
RX
27
RX2
52
IPPW
94
KEYAD
34
KEYD
SYSTEM CON
IC601(2
PEG28
21
CDRST
B.UP
22
VCCONT