Block Diagram - Pioneer DEH-34UB/XNUC Service Manual

1

4. BLOCK DIAGRAM

A
A
TUNER AMP UNIT
JA401
1
ANTENNA
2,3
JA892
2 KEYAD
B
WIRED 3 KEYD
REMOTE
1 GND
C
C
D
PICKUP UNIT
(P10.6)(SERVICE)
CN101
VCC 12 12
LD LD- GND
15 15
MD PD
MD
5 5
VREF REFO
8 8
HOLOGRAM
UNIT
FOM FOM
3
3
FOP FOP
2 2
FOCUS ACT.
1 TOP
TOP
1
TRACKING ACT.
E
TOM
TOM
4 4
LD+ LD+
14 14
SOP
SPINDLE
M
SOM
MOTOR
LCOP
LOADING/CARRIAGE
M
LCOM
MOTOR
F
14
1
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
A B :PEB012A8
C D E F :PEB011A8
A :DEH-34UB/XNUC
B :DEH-3400UB/XNUC
:DEH-3400UB/XNEW5
C
:DEH-3450UB/XNES
D
:DEH-3450UB/XNES1
E
:DEH-3490UB/XNID
F
CD CORE UNIT(S11.6 STD)
RF AMP, CD DECODER
DIGITAL SERVO/DATA • PROCESSOR
V+3A
VDD
CPU
1
LD
Q101
2
PD
REFO
93
REFOUT
AC,BD,E,F
IC201
PE5791A
ACTUATOR/
MOTOR DRIVER
IC301
BD8223EFV
TD,FD
SD,MD
8
TKO+
7
TKO-
10
FCO+
9
FCO-
3
SPO+
23 40
2
CNT CLCONT
SPO-
22 41
LOEJ
LDIN
5 21 39
MUTE
SLLDO+ CONT
4
SLLDO-
38
DSCSNS
35
HOME
S903
S901
DSCSNS HOME
DEH-34UB/XNUC
2
3
112
TUNSCL
111
TUNSDA
107
TUNPCE1
124
DACCS
91
DACSCK
89
DACLRCK
88
DACDATA
69
87
KEYAD
DACBDATA
129
85
KEYD
DACBSCK
84
AUDIO_XOUT
VDD3.3V
38
RES
118
CPPWR
114
CP_SCL
113
CP_SDA
116
CPRST
132
ILMPW
SYSTEM MICRO
COMPUTER
IC601
(1/2)
R5S7266ZD144FP
Q102
V+3A
VDD
54
PUEN
CN701 CN701
VDD VDD
VDD 9 9
VD
VD
VD 2 2
1 1
RESET
29 RESET
RESET 8 8
CD DATA (CDSRQ,CDSTBY,SKIP,
SCL,SDA,DATA,BCLK,LRCK,WAIT)
3
4
DAC
IC231
PCM1753DBQ
15
ML
1
BCK
3
LRCK
2 7
DATA
VOUTL
13
MD
14
MC
16
SCK
RESET
1 IC651
S-80827CNMC-B8M
ILMPW
Q874
B.UP
ILM+B
Q873
REGULATOR IC
IC912
BA49182-V12
11
VDDCONT
6
SW5V
SW5V
1
BSENS
9
SWVDD SWVDD
2
SYSPW
7
VDD
VDD3.3V
3
SW5VCNT
8
VDD12
VDD1.2V
4
5
+B
SYS+B SYS+B
10
+BUP
USB5V REGULATOR
IC501
BD9008F
1
B.UP PVIN
8
VIN
IC510
BD2232G-G
SYNC
1 2
VIN SW
3
FB
4
INV
3
EN
5
VOUT 4
USB5V
OC
VDD3.3V
MECHA VD
Q751
Q752
CD DATA (CDSRQ,CDSTBY,SKIP,
SCL,SDA,DATA,BCLK,LRCK,WAIT)
4
VS
VD
VC
MUT
TEL
ASEN
128
SWVDD
141
BSENS
7
SYSPW
SYSTEM MICRO
B.UP COMPUTER
IC601
(2/2)
R5S7266ZD144FP
SSEN
ROT
ROT
5 19
EN/
SYNC
KYD
18
USBCTL
DP
20
USBFLG
54
DSEN
VBUS
67
VDSENS
RGB
ILMCL
B.UP
ILMCL
14
VDCONT
120
CDRST
D
D