Block Diagram - Pioneer DEH-23UB/XSUC Service Manual

1

4. BLOCK DIAGRAM

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3 7 63 1515 0
4.1 BLOCK DIAGRAM
A A
TUNER AMP UNIT
JA401
1
ANTENNA
2,3
B
JA961
2 KEYAD
WIRED 3 KEYD
REMOTE
1 GND
C
TE
L 13942296513
C
D
PICKUP UNIT
(P10.5)(SERVICE)
CN101
12
VCC 12
LD LD- GND
15 15
MD MD PD
5 5
VREF REFO
8 8
HOLOGRAM
UNIT
FOM
FOM
3 3
FOP FOP
2 2
FOCUS ACT.
TOP 1 TOP
TRACKING ACT. 1
E
TOM TOM
4
4
LD+ LD+
14 14
SOM
SPINDLE
M
SOP
MOTOR
LCOM
LOADING/CARRIAGE
M
LCOP
www MOTOR
F
16
1
http://www.xiaoyu163.com
2
5
FMMIXIN1
57
DACOUTL
16
PINDIN
18
LNAIN
RF FRONT END IC
IC401
TDA7706
34
I2CSCL
33
I2CSDA
31
RSTN
FLASH ROM
IC671
UC:PEA012A8
ID:PEA011A8
CD CORE UNIT(S11.1 STD-DOUT)
RF AMP, CD DECODER, MP3&WMA DECODER
DIGITAL SERVO/DATA • PROCESSOR
V+3A VDD
CPU, USB HOST CONTROLLER
1
LD
Q101
2
PD
REFO
93
REFOUT
AC,BD,E,F
IC201
PE5756A
ACTUATOR/
MOTOR DRIVER
IC301
BA5839FP
TD,FD
SD,MD
12
VO1+
11
VO1-
14
VO2+
13
VO2-
15
VO3+
22 41
16
LDIN LOEJ
VO3-
21 40
CNT CLCONT
17 9 39
MUTE
VO4+ CONT
18
VO4-
x ao
38
DSCSNS
y
35
HOME
. i
S903 S901
DSCSNS HOME
DEH-23UB/XSUC
2
http://www.xiaoyu163.com
3
8
112
TUNSCL
111
TUNSDA
107
TUNPCE1
DACSCK
DACDATA
DACBDATA
DACBSCK
AUDIO_XOUT
DACLRCK
DACCS
69
KEYAD
129
KEYD
B
RES
SYSTEM MICRO
COMPUTER
IC601
(1/2)
R5S7266ZD144FP
ILMPW
Q Q
3 6 7 1 3
Q102
V+3A
VDD
54
PUEN
CN701
CN701
VDD
VDD
VDD 9
8
VD VD
VD 2 15
1 16
29 RESET RESET
RESET 8
9
CD DATA (CDSRQ,CDSTBY,SKIP,
SCL,SDA,DATA,BCLK,LRCK,WAIT)
u163
.
3
4
2 9 9 4 2 8
DAC
IC231
PCM1753DBQ
91 1
BCK
88 2
DATA
87 13
MD
7
85 14
VOUTL
MC
84 16
SCK
89 3
LRCK
124 15
ML
RESET
IC651
38 1
S-80827CNMC-B8M
ILMPW
Q873
B.UP
Q872
132
1 5 0 5 8 2 9
REGULATOR IC
IC912
BA49182-V12
11
VDDCONT
6
SW5V SW5V
1
BSENS
9
SWVDD SWVDD
2
SYSPW
5
SYS+B SYS+B
3
SW5VCNT
7
VDD3.3V VDD
4
8
+B
VDD12
VDD1.2V
10
+BUP
USB5V REGULATOR
1
IC501
B.UP
BD2226G
8
1 2
VIN
3
EN
5
USB5V VOUT 4
OC
VDD3.3V
MECHA VD
Q751
Q752
m
CD DATA (CDSRQ,CDSTBY,SKIP,
SCL,SDA,DATA,BCLK,LRCK,WAIT)
co
A :DEH-23UB/XSUC
B :DEH-2390UB/XNID
4
9 9
ILM+B
9 4 2 8 9 9
128
SWVDD
141
BSENS
7
SYSPW
B.UP
SYST
CO
R5S72
IC502
BD9008F
PVIN
19
EN/ 5
SYNC
VIN
SYNC
SW
18
USBCTL
20
USBFLG
54
VBUS
67
VDSENS
B.UP
14
VDCONT
120
CDRST