Block Diagram And Schematic Diagram; Block Diagram - Pioneer DEH-P6880MP Service Manual

1

3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM

3.1 BLOCK DIAGRAM

A
A
TUNER AMP ASSY
FM/AM TUNER UNIT
B
ANTENNA
CN401
AM ANT
1
1
ATT
2
FM ANT
3
C
PICKUP UNIT
(P10.5)(SERVICE)
D
LASER
DIODE
LD-
15
MD
5
VREF
8
HOLOGRAM
UNIT
FOM
3
FOP
2
FOCUS ACT.
MONITOR
TOP
TRACKING ACT. 1
DIODE
TOM
4
LD+
14
SPINDLE
M
MOTOR
CARRIAGE
LOAD/
M
MOTOR
E
F
12
1
2
7 6
IC 3 EEPROM
5.0V
OSC
FMRF
ATT
FMRF
MIXER, IF AMP
RF adj
ANT adj
2 12 15 22
C
D
CD CORE UNIT(S10.5COMP1)
V3R3D
CN101
142
15
LD
IC201
Q101
UPD63763CGJ
143
5 PD
REFO
133
8 REFOUT RF-AMP,CD DECODER,
AC,BD MP3 , WMA, DECODER,
DIGITAL SERVO / DATA PROCESSOR
F,E
FOM
3
FOP LOCK/RFOK
2
1 TOP
TD,FD SD,MD
TOM
4
14
CD
12
FOM
DRIVER
11
FOP
14
TOP
13
TOM
IC301
BA5835FP
16
21 41
SOP
CLCONT
CLCONT
15
SOM
22 40
18
LOEJ LOEJ
LCOP
17
9 47
LCOM CONT
CONT
CD CONTROLLER
32
12EJ
31
8EJ
30
DSCSNS
42
HOME
S904 S905 S901
12EJ 8EJ HOME
S903
DSCSNS
1
IC203
4
V3R3D
3
NJM2886DL3-33
VD
+3.3V REGULATOR
DEH-P5850MP/XN/ES
2
3
VDD
13 5 10 9 8 11 14
IC 5
5V 3.3V
LPF
IC 1
3.3V
T51
CF52
IC 4
3.3V 2.5V
2.5V
3.3V
16 4 17
3.3V REGULATOR
3.3V IC420
3 1
NJM2885DL1-33
CN101
IP BUS
CN901 CN651
LOUT CDL
31
16
LOUT 5
34
XTAL
X201
16.93MHz
35
/XTAL
56
XRST,XASTB,ADO,XCK,
XSO,XSI,WAIT,XINT
VDD
Q701
VDD
10
11
SWVDD
63
43
LOCK
/CD3VON
RESET
14 /RESET
RESET 10 11
39 CDMUTE
CDMUTE 8
13
IC701
BRST,BRXEN,BSRQ
PE5505A
BDATA,BSCK
VD1
VD
VD 1 20
12
X1
2 19
X701
4.00MHz
13
X2
49 VDCONT
VDCONT
VDCONT 9 12
CD3VON
46
3
18 19 20 21
IC 2
2.5V
DET, FM MPX
VCC8.4V
7 L+
11
L-
5
IP-BUS DRIVER
1
BUS-
1
S1 28
5
8
TX
IC 101
BUS+ R
6 2 27
HA12241FP
RX
25
8 RX2
stb
79
IPPW
Q101
B.UP
80
ASENBO
Q102
SYSTEM CONTROLLER
IC 601(2/2)
PEG146A
VDD
4
CDRST
BRST,BRXEN,BSRQ,BDATA,BSCK
VD1 7.5V REGULATOR
Q650
B.UP
Q651
4
Rch
24
Lch
23
ASLIN
EL
S
20
MU
15
NO
TUN L
41
IN2
L+
43
IN4
44
L-
IN4
42
CDL
IN3
VST,VCK,VDT
92
LVLINL
85
MUTE
BZ
PEE 24
BUZ
1
SYSPW
13
XIN
X601
11
15.00MHz
XOUT
20
OELPW
DETACH SENSE SW
S802
39
B.UP
dsens
Q
40
FLPILM
42
EJTIN
ILB CONTROL
B.UP
Q821
Q822
41
ILMPW
36
ROT0
35
ROT1
VDD
38
SWVDD
Q832
33
DPDT
34
KYDT
BL+B
91
CSENS
4