Prology DMD170, Service Manual, Page: 12 / 31

3
SET BLOCK DIAGRAM
3
Electric Selector & Volume
TDA7460
Pre-Amp
RC4558
Pre-Amp
RC4558
LCD Display
M CU
ST72 F321A R9T6
LCD Driver
L 6523 C
IN1
MUTE
ST-BY
IN2
OUT1+
OUT1-
OUT2+
OUT2-
PW-GND
IN3
IN4
OUT3+
OUT3-
OUT4+
OUT4-
PW-GND
PW-GND
AC-GND
SVR TAB S-GND
Vcc1 Vcc2
N.C.
Powe r Amplifier
TD A738 4
PW-GND
F/ L
F/ R
R /R
R /L
LCD Data
LCD Cl ock
LCD CE
M ute
Lin e- Output
F/R
F/L
F/ L
F/ R
R /R
R/L
F/L
F/R
R/R
R/L
DV D-L
DVD- R
CH ICK-SW
K IN 0-1
E JECT-SW
L OAD-SW
EN
D V D-CLK
XI R
CS
DATA
K V5V- ON
VIDEO-OUT
DVD-R
AUX-R
AUX-L
CDC-R
CDC-L
D5V
GND
Power Supply
DVD +9V
AP1507
DC 11~16V
Ground
D9V
B5V
MCU D C 5V
MCU D C 5V
ACC
D C 11~16V
Cont rol led Power
D5V
SUPPLY
LOUDNESS
DEMODULATOR
+ STEREO ADJUST
+ STEREOBLEND
CREF
OUT LR
PILOT
CANCELLATION
VS
CASS L
INPUT
MULTIPLEXER
+
AUTO ZERO
PHONE GND
(MPOUT)
BEEP
MPX
MIXING
STAGE
VOLUME BASS TREBLE
OUT LR
OUT LF
OUT RR
OUT RF
OUT LF
OUT RR
OUT RF
SCL
SDA
80KHz
LP
FM R
FML
PLL
25KHz
LP
S&H
HIGH
CUT
CONTROL
MULTIPATH-
DETECTOR
PULSE
FORMER
D
LEVEL
CDL CDG CDR
AM
CASS R
PHONE
(MPIN)
GND
SMUTE
PHONE
SOFT
MUTE
PIL
DET
I C BUS
2
NOISE
BLANKER
A
8
1
2
7
6
9
15
14 20
3 4 5 11 17
19
16
18
12
13
10
KST-6102
D5V
D9V
AM /FMOUT
T DA7479
GND
SINGLE CHIP RDS DEMOFILTER
PC 7/SS
PA1
PA0
QUAD BILATERAL
CD4066BC
AUX/CDC-R
AUX/CDC-L
CDC-ON
SDRAM
M
Motor Driver
AM 5668
VIDEO-OUT
ROM
(TSOP48PIN)
M
FLASH MX29LV800T
DVD-R
DVD-L
1MX16X4BANK
(TSOP1154PIN)
D9V
Pre-Amp
RC4558
Su b Out
SPH E8281D