Block Diagram; B 4.1 Block Diagram - Pioneer DEH-2050MP/XN/ES Service Manual

1

4. BLOCK DIAGRAM

QQ
4.1 BLOCK DIAGRAM
3 7 63 1515 0
A
A
TUNER AMP UNIT
ANTENNA
CN401
1
2
1
B
FM/AM TUNER UNIT
C
TE
L 13942296513
D
PICKUP UNIT
(P10.5)(SERVICE)
LASER
DIODE
LD-
15 15
MD
5
VREF
8
HOLOGRAM
UNIT
FOM
3
FOP
2
FOCUS ACT.
MONITOR
TOP
TRACKING ACT. 1
DIODE
TOM
4
LD+
14 14
SPINDLE
M
E
MOTOR
LOAD/ CARRIAGE
M
MOTOR
www
F
12
1
http://www.xiaoyu163.com
2
SYS+B
2 3 4 5 6 7 8 9
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
LD
Q101
142
5 PD
REFO
133
8 REFOUT
AC,BD,F,E
FOM
3 CD
FOP
2 DRIVER
1 TOP
TOM IC301
4
BA5839FP
TD,FD
PE5547A
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
8EJ
12EJ HOME
S903
DSCSNS
x ao
. i
DEH-2050MP/XN/ES
2
http://www.xiaoyu163.com
3
10 11 12 13 14
VCO
MIX / IF / PLL
LFP
Q Q
3 6 7
CN701
CN651
LOUT
55 LOUT
13 3
LOUT
50
XTAL
X201
16.93MHz
52
/XTAL
VDD
IC201
Q102
VDD
VCC 9 7
39
/PUEN
RESET
16 /RESET
8 8
/RESET
BRST,BRXEN,BSRQ BRST,BRXEN,BSRQ,BDATA,BSCK
VD
BDATA,BSCK
VD VD
2 14
VD
1 15
VD
11
VDSENS
u163
y
3
4
2 9 9 4
8
SWVDD
15 16 17 18 19 20
IC2
EEPROM
LFP
IC1
CF
1 3 1 5 0 5 8 2 9
REGULATOR IC
5
SWD5V
6
IC 911
SWVDD
BA4918-V12
7
SYS+B
8
VDD
Q601
VDD
Q991 CD VD
Q992
5
m
co
.
4
2 8
9 9
SL-IN
IFA
IFB
REFA
REFB
LDET
DI
CK
CE1
DO
CE2
SLOUT
ELEC
SOU
TUNL
1
IN1_L
CDL
2
IN2_L
9 4 2 8 9 9
SYSPW
SYSTEM M
COMPUT
IC 601(2
PN5012
1 47
POWEROFF
2 36
BSENS
3 15
TOP41
4 1
SWVDD
10
B.UP
9
SWVDD
85
DREG
9
REGC(M)
55
PLL_VDD
57
DVDD3
94
DVDD2
121
DVDD4
16
CDRESET
B.UP
126
PDL3