Block Diagram And Schematic Diagram - Pioneer DEH-P770MP Service Manual

1

3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM

3.1 BLOCK DIAGRAM
A
A
TUNER AMP UNIT
FM/AM TUNER UNIT
B
ANTENNA
CN401
AM ANT
1
1
2
FM ANT
3
C
PICKUP UNIT
D
(P9.9MP3)(SERVICE)
LASER
DIODE
LD-
15
MD
5
HOLOGRAM
UNIT
FOP
1
FOCUS ACT.
TOP
TRACKING ACT. 4
MONITOR
DIODE
LD+
14
M1
M
SPINDLE
MOTOR
M2
M
LOADING/CARRIAGE
E
MOTOR
F
16
1
2
7
ATT TANK RF TANK
ATT RF LPF
2 12 15
D
CD CORE UNIT(S10.1)
V3R3D
CN101
142
IC 201
15 LD
Q101
UPD63763GJ
143
5 PD
RF AMP, CD DECODER,
AC,BD MP3 AND WMA DECODER,
DIGITAL SERVO/DATA PROCESSOR
E,F
FOP
1
TOP
4
FD,TD SD,MD
14
12
FOP
13
12
TOP
X1
CD
MICRO
DRIVER
COMPUTER
16
SOP 22 53
LOEJ
LOEJ
15
SOM
18
9 47
LCOP
CONT
CONT
17
LCOM
IC 301
BA5835FP
32
12EJ
31
8EJ
30
DSCSNS
97
HOME
S904 S905 S903 S901
12EJ 8EJ DSCSNS HOME
IC 203
3 1 VD2
V3R3D
NJM2885DL1-33
3.3V REGULATOR
DEH-P770MP/XN/UC
2
3
VDD
6 13 5 10 9 8 11 14
IC4
5V 3.3V
VCO LPF
IC1
MIX/IF/PLL
IFT CF X-tal
4 17
TUNER 3.3V REGULATOR TUNER 5V REGULATOR
TUN 3.3V
IC420 3
3 NJM2391DL1-05
NJM2391DL1-33 1
CN901
LOUT
31
10
LOUT
X701
13
X2
BRST,BRXEN,BSRQ
BDATA,BSCK
IC 701
PE5454A
VD
VD 3
4
49
VDCONT
VDCONT
19
3V REGULATOR
2 VDD
3
3VDD IC 703 5
S-812C33AUA-C2N
VDD
VD2
2
3
18 19 20 21
IC3
EEPROM
IC2
DET/NC/MPC/MPX/DIV
OSC
REG
IC421 1
SYS 8.3V
BZ621
BUZZER
CN101
L+
7
11 L-
22
5
IP-BUS DRIVER
1
PEE
BUS-
TX 28
8 5 1
IC 101 TX
6 2 RX 27
HA12240FP
RX
BUS+ 19
8
RX2
79
IPPW
CN651
IPPW
CDL
14
Q101
B.UP
80
ASENBO
Q102
SYSTEM CONTROLLER
BRST,BRXEN,BSRQ
BDATA,BSCK,CONT,
CDMUTE
S802
39
DSENS
DETACH SENSE SW
Q650
91
21
B.UP
VD
20
Q651
VDCONT
5
19 VDD
Q641
VD2
22 VD
Q642
4
COMP
16
Rch
BUFFER
24
Q404
Lch
23
ANT1
22
ASLIN
20
15
TUN L
41
L+ 43
L- 44
CDL 42
VST,VCK,VDT
LEVEL INDIC
92
LVLINL
85
MUTE
1
SYSPW
13
XIN
X601
10.00MHz
11
XOUT
20
OELPW
IC 601(2/2)
PEG070A
B
FLPILM
40
EJTIN
42
ILB CONT
B.UP
Q
Q822
34 33 38 35 36 41
Q8
VDD
Q8
4