Block Diagram And Schematic Diagram; Block Diagram - Pioneer DEH-P3950MP Service Manual

1

3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM

3.1 BLOCK DIAGRAM

A A
TUNER AMP UNIT
ANTENNA
CN401
1
2
B
FM/AM TUNER UNIT
C
D
PICKUP UNIT
(P10.5)(SERVICE)
LASER
DIODE
LD-
15
MD
5
VREF
8
HOLOGRAM
UNIT
FOM
3
FOP
2
FOCUS ACT.
MONITOR
TOP
TRACKING ACT. 1
DIODE
TOM
4
LD+
14
E
SPINDLE
M
MOTOR
LOAD/ CARRIAGE
M
MOTOR
F
14
1
2
SYS+B
1 2 3 4 5 6 7 8
ATT
ATT
TANK
ATT RF
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
8 REFOUT
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
LCOM CONT
CONT
8
12EJ
7
8EJ
6
DSCSNS
9
HOME
S904 S905 S901
12EJ 8EJ HOME
S903
DSCSNS
EEPROM
CS,SK
IC202
DI,DO
S-93C56BD0I-J8
DEH-P3950MP/XU/ES
2
3
9 10 11 12 13
VCO
LFP
CN101
IN1−
11
IN1+
7
B14
8
B−
5
B+
1
CN651
CN701
LOUT
LOUT
55
3
LOUT 13
50
XTAL
X201
16.93MHz
52
/XTAL
VDD
IC201
Q102
PE5547A
VDD
7
VCC 9
39
/PUEN
RESET
16 /RESET
8
/RESET 8
BRST,BRXEN,BSRQ BRST,BRXEN,BSRQ,BDATA,BSCK
BDATA,BSCK
VD
VD
2
VD 14
1 15
VD
11
VDSENS
3
SWVDD3V
14 15 16 17 18 19 20
IC2
EEPROM
LFP
IC1
MIX / IF / PLL
CF
Q101
B.UP
Q102
1
5
IC 101
2
6 HA12241FP
8
REGULATOR IC
6
SWVDD3V
7
IC 911
SYS+B
8 BA4918-V12
VDD3V
5
SW5V
Q801
SW5V
Q802
VDD3V
Q991
CD VD
Q992
5
Q601
4
SL-IN
IFA
IFB
REFA
REFB
LDET
DI
CK
CE1
DO
CE2
SLOUT
ELECTRON
SOURCE
TUNL
2
IN2_L
BUSL-
5
IN4−_L
BUSL+
4
IC
IN4+_L
PM
CDL
1
IN1_L
SYSPW
27
ASENBO
29
IPTX SYSTEM M
30
COMPUT
IPRX
IC 601(2
28
IPPW
PN5011
1 47
PWROFF
36
2
/BSENS
3 15
SYSPW
10
B.UP
9
1
SWVDD
16
CDRST
B.UP
126
VDCONT
SWVDD3V
85
DREG
9
M-REGC
55
PLL_VDD
57
DVDD3
94
DVDD2
121
DVDD4
4