Block Diagram - Pioneer CX-3240 Service Manual

Cd rds receiver
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1

4. BLOCK DIAGRAM

A
TUNER AMP UNIT
A
B
ANTENNA
ANT401
1
2,3
C
D
D
PICKUP UNIT
(P10.5)(SERVICE)
CN101
LASER
DIODE
LD-
15
15
MD
5
5
VREF
8
8
HOLOGRAM
UNIT
FOM
FOM
3
3
FOP
FOP
FOCUS ACT.
2
2
E
MONITOR
TOP
1 TOP
TRACKING ACT.
1
DIODE
TOM
TOM
4
4
LD+
14
14
SPINDLE
M
MOTOR
LOAD/
CARRIAGE
M
MOTOR
F
16
1
2
FM/AM TUNER UNIT
AM ANT
FMRF
1
ATT
FM ANT
3
ATT
FMRF
RF adj
ANT adj
2
12
CD CORE UNIT(S10.5COMP2-iPod)
RF-AMP, CD DECODER,
MP3/WMA DECODER,
DIGITAL SERVO / DATA PROCESSOR CPU,
USB HOST CONTROLLER
VDD2
141
LD
Q101
USBXTAL
142
PD
REFO
133
REFOUT
/USBXTAL
AC,BD,E,F
CD
DRIVER
IC301
IC201
BA5839FP
TD,FD
PE5611B
12
FOM
11
FOP
SD,MD
14
TOP
13
TOM
16
22
28
SOP
LOEJ
LOEJ
15
SOM
21
20
18
CLCONT
CLCONT
LCOP
17
9
41
LCOM
CONT
CONT
8
12EJ
7
8EJ
10
DSCSNS
9
HOME
S904
S905
S901
12EJ
8EJ
HOME
S903
DSCSNS
iPod CP
CPRDY,CPRST
IC205
341S2094
SDA,SCL
DEH-P6000UB/XN/EW5
2
3
VDD
7 6
13
5
10 9 8
11
IC 5
IC 3 EEPROM
5V t 3.3V
5.0V
OSC
LPF
IC 1
3.3V
MIXER, IF AMP
T51
CF52
IC 4
3.3V t 2.5V
3.3V
2.5V
15
22
16
4
17
3.3V
CN101
IP-BUS
CN151
6
5
AUX
4
3
WIRE
2
REMOTE
1
CN521
VBUS
1
USB
1
X205
48MHz
2
D-
2
Q102
D+
3
VCC
VDD2
39
/PUEN
CN701
CN701
5
DP
DP
16
4
4
DM
DM
17
3
55
LOUT
LOUT
13
7
VDD
VDD2
Q201
VDD
CDVDD
9
VDD3
11
17
/ADENA
16
/RESET
/RESET
8
12
BRST,BRXEN,BSRQ
BDATA,BSCK
VD
VD
VD
2
18
50
XTAL
1
19
X201
16.93MHz
52
/XTAL
VD
11
VDSENS
3
14
18 19 20 21
IC 2
2.5V
DET, FM MPX,
RDS DECODER
IP-BUS DRIVER
IC101
7
BUSL+
HA12241FP
11
BUSL-
BUS-
1
TX
5
5
BUS-
DIN1
BUS+
6
2
1
BUS+
ROUT
RX
8
STBY
8
8
Q101
IPPW
BUP
Q102
AUXL
AUXG
KEYD
KEYAD
USB5V
REGULATOR
IC501
BD9781HFP
1
BUP
VIN
2
5
4
VIN
SW
VOUT
5
7
FB
EN
6
IC521
INV
R5523N001B
1
EN
3
FLG
DSENS
S801
DP
DM
CDL
VDD 3.3V REGULATOR
IC780
1
3
VDD
NJM2885DL1-33
CDRST
BRST,BRXEN,BSRQ,BDATA,BSCK
VD 7.5V REGULATOR
Q751
BUP
Q752
4
Rch
24
Lch
23
TUNL
CDL
BUS+L
BUS-L
AUXL
AUXG
28
TX
27
RX
19
RX2
SYSTEM
CONTROLLER
IC 601(2/2)
52
IPPW
PEG402A8
46
SYSPW
38
39
ASENBO
MUTE
32
KEYD
92
KEYAD
48
OELPW
68
AMPPW
26
SYNC
B
22
USBCTL
23
FLG
50
FLPILM
8
EJTIN
9
DSENS
ILM
B
Q82
49
ILMPW
36
DIM
21
CDRST
VDD
47
SWVDD
33
DPDT
34
KYDT
20
VDCONT
91
CSENS
4

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