Block Diagram - Pioneer DEH-4090MP Service Manual

1

4. BLOCK DIAGRAM

QQ
3 7 63 1515 0
A
TUNER AMP UNIT
A
FM/AM TUNER UNIT
B
ANTENNA
ANT401
AM ANT
1
1
2,3
FM ANT
3
C
TE
L 13942296513
D
D
PICKUP UNIT
D
(P10.5)(SERVICE)
CN101
LASER
DIODE
LD-
15 15
MD
5 5
VREF
8 8
HOLOGRAM
UNIT
FOM FOM
3 3
FOP FOP
2 2
E FOCUS ACT.
MONITOR
TOP 1 TOP
TRACKING ACT. 1
DIODE
TOM TOM
4 4
LD+
14 14
SPINDLE
M
MOTOR
LOAD/ CARRIAGE
M
MOTOR
www
F
16
1
http://www.xiaoyu163.com
2
7 6
IC 3 EEPROM
5.0V
OSC
FMRF
ATT
ATT
FMRF
MIXER, IF AMP
RF adj
ANT adj
2 12 15 22
CD CORE UNIT(S10.5COMP2)
RF-AMP, CD DECODER,
MP3/WMA DECODER,
DIGITAL SERVO /
DATA PROCESSOR
VDD
141
LD
Q101
142
PD
REFO
133
REFOUT
AC,BD,F,E
CD
DRIVER
IC301
IC201
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
x ao
8EJ
6 y
DSCSNS
9
HOME
S904 S905 S901
. i
8EJ
12EJ HOME
S903
DSCSNS
DEH-4090MP/XN/ID
2
http://www.xiaoyu163.com
3
8
VDD
13 5 10 9 8 11 14 18 19 20 21
IC 5
5V t 3.3V
LPF
IC 1
3.3V
T51
CF52
IC 4
3.3V t 2.5V
2.5V
3.3V
16 4 17
3.3V
Q Q
3 6 7
CN151
6
5 AUXL
AUX
4 AUXG
55
LOUT
50
XTAL
CN701
CN701
X201
16.93MHz
52
/XTAL
LOUT
CDL
13 3
39
VDD
VDD 3.3V REGULATOR
Q102
CDVDD
VDD 3
VCC 9 7
/PUEN
CDRST
16 /RESET
/RESET 8 8
BRST,BRXEN,BSRQ
BDATA,BSCK
u163 VD VD
2
VD 14
1 15
VD
11
VDSENS
3
4
2 9 9 4
Rch
IC 2
2.5V
Lch
DET, FM MPX
1 3 1 5 0 5 8 2 9
SYSTEM
CONTROLLER
IC 601(2/2)
PEG404A
DSENS
S801
9
DSENS
IC780
1
VDD
NJM2885DL1-33
21
CDRST
m
BRST,BRXEN,BSRQ,BDATA,BSCK
VD 7.5V REGULATOR
Q751
co
BUP
Q752
.
20
VDCONT
4
2 8
9 9
24
23
2
VDD
E
TUNL 6
I
7
CDL
I
9 4 2 8 9 9
AUXL 2
I
AUXG 1
I
VST,VCK,VDT
46
SYSPW
39
MUTE
48
OELPW
68
AMPPW
BUP
Q801
50
FLPILM
8
EJTIN
ILM CONTRO
BUP
Q823
49
ILMPW
36
DIM
Q8
SWVDD
VDD
47
SWVDD
Q892
33
DPDT
34
KYDT
91
CSENS