Block Diagram And Schematic Diagram; Block Diagram - Pioneer DEH-1500RXU/EW Service Manual

1

3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM

3.1 BLOCK DIAGRAM

- EW MODEL
A
A
TUNER AMP UNIT
B
ANTENNA
CN402
AM ANT
1
FM ANT
3
C
PICKUP UNIT
(SERVICE)(P10)
LASER
DIODE
HOLOGRAM
UNIT
D
FOCUS ACT.
TRACKING ACT.
MONITOR
DIODE
SPINDLE
M
MOTOR
LOADING/ CARRIAGE
M
MOTOR
E
F
16
1
2
6
IC 3 EEPROM
5.0V
OSC
FMRF
ATT
IC 1
3.3V
ATT
FMRF
MIXER, IF AMP
RF adj
ANT adj
C
D
CD CORE UNIT(S10)
CN101
Q101
LD+
14
MD
5
AC, F, E, BD
FOP FOP
1
TOP TOP
4
12
FOP
13
TOP
ACT,MOTOR
DRIVER
16
SOP
15
SOM
17
LCOM
18
LCOP LOEJ
CONT
IC 301
BA5996FP
12EJ 8EJ DSCSNS
2
3
VDD
13 5 10 9 8 11 14 18 19 20 21
IC 5
5V 3.3V
LPF
T51
CF52
CF51
IC 4
3.3V 2.5V
2.5V
3.3V
4 17
TUN3V
VCC
CN701
LOUT
1 20
LOUT 8
LD
2
23
PD
xtal
X201
24
SERVO
XTAL
CONTROL,
DSP,
LPF, DAC
IC 201
FD, TD, SD, MD
UPD63712GC
42
LIMIT
HOME
22 LOEJ
5
9
CONT
7
DSCSNS
6
CLMP
11
VD
CLAMP 1
VD
2
3.3V REGULATOR
IC 701
3 1
3R3V
NJM2391DL1-33
DEH-1500R/XU/EW
3
4
IC 2
2.5V
Lch
23
DET, FM MPX,
RDS DECODER
CN651
LOUT
14
LOEJ
17
CONT
15
DSCSNS
16
CLAMSW
11
Q991
21 VD
B.U
20
1 5
4
Q992
IC652
TC7SET08FU
VDCONT
4
CE2
CE1
Q401
Q402
2
IN2_
3
IN3_
CO
29 LOE
28
CON
65
DSC
27
CLA
VDD
16
XSI
41
VDC