Pioneer DEH-P4500R Servicehandleiding - Pagina 2
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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
(SERVICE)(P10)
LASER
D
DIODE
HOLOGRAM
UNIT
FOCUS ACT.
TRACKING ACT.
MONITOR
DIODE
SPINDLE
M
MOTOR
LOADING/
CARRIAGE
M
MOTOR
E
F
12
1
2
7 6
IC 3 EEPROM
5.0V
OSC
FMRF
ATT
ATT
FMRF
MIXER, IF AMP
RF adj
ANT adj
2
12
15
22
D
D
CD CORE UNIT(S10)
CN101
Q101
LD+
14
MD
5
AC, F, E, BD
FOP
FOP
1
TOP
TOP
4
FD, TD, SD, MD
12
FOP
13
TOP
ACT,MOTOR
DRIVER
HOME
16
SOP
15
SOM
17
LCOM
18
22
LCOP
LOEJ
9
CONT
IC 301
BA5996FP
12EJ
8EJ
DSCSNS
2
3
VDD
13
5
10 9 8
11
14
IC 5
5V
3.3V
LPF
IC 1
3.3V
T51
CF52
CF51
IC 4
3.3V
2.5V
2.5V
3.3V
16
4
17
TUN 3.3V
SYS 8.4V
CN701
LOUT
1
20
8
LD
LOUT
2
23
PD
xtal
X201
24
SERVO
XTAL
CONTROL,
7
DSP,
INTQ
INTQ
4
LPF, DAC
12
XSI
IC 201
SO
16
UPD63712GC
42
LIMIT
LOEJ
5
CONT
7
DSCSNS
6
CLMP
11
VD
CLAMP
1
VD
2
3.3V REGULATOR
1
3
3R3V
IC 701
NJM2391DL1-33
DEH-P4500R/XM/EW
3
4
18 19 20 21
Rch
IC 2
2.5V
DET, FM MPX,
RDS DECODER
BUS+L
BUS-L
CN101
7
11
5
1
8
IP-BUS DRIVER
BUS-
TX
28
5
1
IC 101
TX
RX
6
2
27
HA12187FP
RX
BUS+
8
79
IPPW
IPPW
CN651
14
Q101
BU
80
ASENBO
IC 652
SYSTEM CONTROLLER
Q102
2
4
18
18
INTQ
IC 653
TC7SET08FU
2
4
4
6
XSI
23
CDLOEJ
TC7SET08FU
56
CONT
87
DSCSNS
CLMP
66
xtalen
80
VDSENS
17
15
32
20
34
16
11
VDSENS
Q651
20
BU
21
Q652
4
24
Lch
RDS_D
23
RDS_H
RDS_C
RDS_L
TUN L
41
BUS+L
43
BUS-L
44
42
CD L
BZ 641
BUZZER
EVST,EVCK,EVD
LEVEL INDIC
22
PEE
92
LVLINL
85
mute
1
SYSPW
13
IC 601(2/2)
XIN
X601
PD5801A
11
XOUT
40
FLPILM
42
EJTIN
BU
Q804
39
33
38
35 36
41
Q8
VDD
Q8
S
IC 801
DSENS
4
2
TC7SET08FU
ILB