Block Diagram And Schematic Diagram - Pioneer DEH-P4350 Service Manual

1
DEH-P4350,P3350,P3350B

3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM

3.1 BLOCK DIAGRAM
A
TUNER AMP UNIT
FM/AM TUNER UNIT
A
AMANT
28
ANT
FMANT
27
7 WC
9
NC
11
DGND
CN402
17 NC
20
NC
24 FMLOCL
26
RFGND
B
PICKUP UNIT(SERVICE)(P8)
LD
MD
HOLOGRAM
FOCUS ACT
TRACKING ACT
SPINDLE
MOTOR
C
CARRIAGE
MOTOR
LOADING
MOTOR
E
PHOTO UNIT (S8)
EJECT
SENSE
D
10
1
2
FM/AM 1ST IF 10.7MHz
AMRF T51 Q51 CF51 CF52 CF53
ATT
ANT ADJ
IC1
MIXER, IF AMP, DET.
ATT
FMRF
CF202
X901
AM 2ND IF
IMG ADJ
10.25MHz
450kHz
VDD
RF ADJ
VCC
LOCH LOCL
23 22 10
25
Q410
LOCH
LOCL VCC
D
CONTROL UNIT
RF-AMP,SERVO,DSP,DAC,LPF
Q101
LD + 98
LD
14
MD
5
97
PD
UPD63711GC
UNIT
23
FO + FO +
4
X201
TO + TO +
CD DRIVER
3
CN101 16
FOP
18
TOP
M
12
SOP
11
SOM
14
1 COP
M
13
2 COM
10
LOP
9
3 LOM
M
MUTE
4
21
CN801
3
1
D802 D801
2
DISC SENSE
CN802
2
3
MPXREF 41kHz
AMDET
IC 2 FM MPX
IC 3
EEPROM
14 1
19 12 15 16 8 13 2 3
VDD
16
6 LOUT
L.OUT 8
IC 201
CLAMP
21
24 39
S802
CLAMP
S801
HOME
CDLOAD
6
CDEJET
5
CONT
11
EJTSNS
22
1 CDLOAD
F DSCSNS
23
28 CDEJET
R
CD5VON
7
VD
24
CN701
5V REGULATOR
IC 701
4 2
VD V+5
BA05SFP
1
CD5VON
VD
3
4
L ch
6
R ch
5
COMP
21
LDET
18
NL2
4
Q710
Q711
CN701
IP-BUS DRIVER
5
IC 710
8
6
HA12187FP
5 BUS—
8
1 BUS+
7 BUS+L
CN501
17
BZ610
ALARM
BUZZER
4
56
clamp
64
CDLOAD
53
EJECT
63
CONT
78
EJTSNS
79
19
DSCSNS
55
20 CD5VON
57
14 VDCONT
6
LCDPW
96
3 DPDT
95
2 KYDT
29
18
ROT0
25
B.U
1 ROT1
9
FLPILM
Q510
4
EJECTIN
23
6 1
Q511
5
Q752
Q754
B.U
Q755
4
B.U
TX
1
2 RX
IPPW
100
72
PEE
MUTE
37
mute
16
X1
X610
SYSTEM
CONTROLLER X2
15
IC 601(2/2)
PE5203A
81
TEMP
TH601
21
SYSPW
SYSPW
77 20
CN750
Q751
B.U
ILB+
7
Q753
CSENS
4
EJECT
8
VDD
FILM+
B.U 5
S750
SW5V
10
Q750
DETACH
SENSE SW
FILM—
6
DPDT
11
KYDT
14
ROT1
12
ROT0
13
BL+B
2