Block Diagram - Pioneer DEH-15UB/XNUC Service Manual

1

4. BLOCK DIAGRAM

A
A
TUNER AMP UNIT
JA401
1
ANTENNA
2,3
B
JA891
2 KEYAD
WIRED 3 KEYD
REMOTE
1 GND
B D E F H
C
C
D
PICKUP UNIT
(P10.6)(SERVICE)
CN101
VCC 12 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.
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
12
1
2
5 57
FMMIXIN1 DACOUTL
16
PINDIN
18
LNAIN
RF FRONT END IC
IC401
TDA7706
34
I2CSCL
33
I2CSDA
31
RSTN
FLASH ROM
IC681
A :PEB047A8
B C D
:PEB046A8
E F
:DEH-15UB/XNUC
A
:DEH-1500UB/XNEW5
B
C :DEH-1500UBA/XNEW5
D :DEH-1500UBB/XNEW5
E :DEH-1500UBG/XNEW5
:DEH-1550UB/XNES
F
:DEH-1590UB/XNID
H
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-15UB/XNUC
2
3
93
TUN_SCL
94
TUN_SDA
39
88
RES
TUNRES
SYSTEM MICRO
COMPUTER
IC601
(1/2)
B.UP
R5S726A0D216FP
56
KEYAD
105
KEYD
19
ILMPW
21
RGBDT/DIMMER
USB5V
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
RESET
1
IC671
S-80827CNMC-B8M
ILMPW
Q873
ILM+B
Q874
Q875
USB5V REGULATOR
IC551
BD9876EFJ
8
B.UP VCC
5
IC552
SYNC
BD2232G-G
Q601
5 1 1 6
VOUT VIN
LX EN
4
FB
7
BST
3
EN
4
OC
REGULATOR IC
IC911
BA49183-V12
11
VDDCONT
6
SW5V SW5V
1
BSENS
9
SWVDD SWVDD 2
SYSPW
7
VDD3.3V VDD
3
SW5VCNT
8
VDD12
VDD1.2V
4
5
+B
SYS+B SYS+B
10
+BUP
VDD3.3V
MECHA VD
Q751
Q752
CD DATA (CDSRQ,CDSTBY,SKIP,
SCL,SDA,DATA,BCLK,LRCK,WAIT)
4
EVOL_MC
EVOL_LRC
EVOL_BC
EVOL_DAT
EVOL_D
EVOL_C
EVOL_C
EVOL_RS
SYSTEM MICRO
COMPUTER
IC601
(2/2)
R5S726A0D216FP
MUT
ANTP
TEL
118
SYNC
ASEN
98
DDON
119
USBCTL
120
USBFLG
SSEN
113 ROT
SWVDD
90
ROT
BSENS
8
SYSPW
B.UP
KYD
DPD
DSEN
55
VDSENS
B.UP
85
VDCONT
33
CDRST
D
D