Block Diagram - Pioneer DEH-4300UB/XNUC Service Manual

1

4. BLOCK DIAGRAM

QQ
3 7 63 1515 0
4.1 BLOCK DIAGRAM
A
A
TUNER AMP UNIT
JA401
1
ANTENNA
2,3
B
JA961
2 KEYAD
3 KEYD
WIRED
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
iPod CP
IC551
341S2162
Q551
2
MODE1
5
VCC
12
I2C_SCL
13
I2C_SDA
4
nRESET
FLASH ROM
IC671
UC:PEA014A8
ES,ID:PEA015A8
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-4300UB/XNUC
2
http://www.xiaoyu163.com
3
8
112
TUNSCL
111
TUNSDA
107
TUNPCE1
91
DACSCK
88
DACDATA
87
DACBDATA
85
DACBSCK
84
AUDIO_XOUT
89
69
KEYAD DACLRCK
124
129
KEYD DACCS
38
RES
VDD3.3V
118
CPPWR
114
CP_SCL
113
CP_SDA
116
CPRST
132
ILMPW
SYSTEM MICRO
Q Q
COMPUTER 3 6 7 1 3
IC601
(1/2)
R5S7266ZD144FP
Q102
V+3A
VDD
54
PUEN
USB5V
CN701 CN701
VDD VDD
9
VDD 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
1
BCK
2
DATA
13
MD
7
14
VOUTL
MC
16
SCK
3
LRCK
15
ML
RESET
IC651
1
S-80827CNMC-B8M
ILMPW
Q871
B.UP ILM+B
Q872
1 5 0 5 8 2 9 9 4
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
IC502
BD9008F
1
IC501
B.UP PVIN
BD2226G
8 EN/
VIN
SYNC
1
2
VIN SW
3
EN
5
VOUT 4
OC
VDD3.3V
MECHA VD
Q751
Q752
m
CD DATA (CDSRQ,CDSTBY,SKIP,
SCL,SDA,DATA,BCLK,LRCK,WAIT)
co
4
9 9
M
AS
2 8 9 9
128
SWVDD
141
BSENS
7
SYSPW
B.UP
SYSTEM MICRO
COMPUTER
IC601
(2/2)
R5S7266ZD144FP
R
R
19
5
SYNC
18
SS
USBCTL
20
USBFLG
K
54
VBUS
D
67
VDSENS
DS
B.UP
14
VDCONT
RG
ILMC
120
CDRST
ILMC