Prology DVD520 User manual

CarAudio
Page
TABLEOFCONTENTS
TechnicalSpecifications....................................................1-2
Measurementsetup....................................................1-3
ServiceAids,SafetyInstruction,etc....................1-4to1-5
Preparations&Controls.....................................1-6to1-8
Maintenance&Troubleshooting..................................1-9
DisassemblyInstructions&Servicepositions..................2
SetBlockdiagram.........................................................3
SetWiringdiagram........................................................4
KeyBoard.....................................................................5
ServoBoard..................................................................6
MainBoard...................................................................7
SetMechanicalExplodedview&partslist........................8
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DVD520

3
SETBLOCKDIAGRAM
3
ElectricSelector&Volume
TDA7460 Pre-Amp
RC4558
Pre-Amp
RC4558
LCDDisplay
MCU
ST72F321AR9T6
LCDDriver
L6523C
IN1
MUTE
ST-BY
IN2
OUT1+
OUT1-
OUT2+
OUT2-
PW-GND
IN3
IN4
OUT3+
OUT3-
OUT4+
OUT4-
PW-GND
PW-GND
AC-GND SVRTAB S-GND
Vcc1 Vcc2
N.C.
PowerAmplifier
TDA7384
PW-GND
F/L
F/R
R/R
R/L
LCDData
LCDClock
LCDCE
Mute
Line-Output
F/R
F/L
F/L
F/R
R/R
R/L
F/L
F/R
R/R
R/L
DVD-L
DVD-R
CHICK-SW
KIN0-1
EJECT-SW
LOAD-SW
EN
DVD-CLK
XIR
CS
DATA
KV5V-ON
VIDEO-OUT
DVD-R
AUX-R
AUX-L
CDC-R
CDC-L
D5V
GND
PowerSupply
DVD+9V
AP1507
DC11~16V
Ground
D9V
B5V
MCUDC5V
MCUDC5V ACC
DC11~16V
ControlledPower
D5V
SUPPLY
LOUDNESS
DEMODULATOR
+STEREO ADJUST
+STEREOBLEND
CREF
OUTLR
PILOT
CANCELLATION
VS
CASSL
INPUT
MULTIPLEXER
+
AUTOZERO
PHONE GND
(MPOUT)
BEEP
MPX
MIXING
STAGE VOLUMEBASS
TREBLE
OUTLR
OUTLF
OUTRR
OUTRF
OUTLF
OUTRR
OUTRF
SCL
SDA
80KHz
LP
FMR
FML
PLL
25KHz
LP
S&H
HIGH
CUT
CONTROL
MULTIPATH-
DETECTOR PULSE
FORMER
D
LEVEL
CDLCDGCDR
AM
CASSR
PHONE
(MPIN)
GND
SMUTE
PHONE
SOFT
MUTE
PIL
DET
ICBUS
2
NOISE
BLANKER A
8
1
2
7
6
9
15
1420
3451117
19
16
18
12
13
10
KST-6102
D5V
D9V
AM/FMOUT
TDA7479
GND
SINGLECHIPRDSDEMODULATOR+FILTER
PC7/SS
PA1
PA0
QUADBILATERAL
CD4066BC
AUX/CDC-R
AUX/CDC-L
CDC-ON
SDRAM
M
MotorDriver
AM5668
VIDEO-OUT
ROM
(TSOP48PIN)
M
FLASHMX29LV800T
DVD-R
DVD-L
1MX16X4BANK
(TSOP1154PIN)
D9V
Pre-Amp
RC4558
SubOut
SPHE8281D

44
SETWIRINGDIAGRAM

KEYBOARD
TABLEOFCONTENTS
LCDPINCONNECTION
5-15-1
LCDDisplay..........................................................5-1
Frontboard...........................................................5-2
connectorboard....................................................5-2
KeyBoardCircuitDiagram......................................5-3
KeyBoardLayoutDiagram......................................5-4
ElectricalPartsList.................................................5-5

5-25-2
FRONTBOARD-CIRCUITDIAGRAMCONNECTORBOARD-CIRCUITDIAGRAM
FRONTBOARD-LAYOUTDIAGRAMCONNECTORBOARD-LAYOUTDIAGRAM

5-35-3
KEYBOARD-CIRCUITDIAGRAM

6-26-2
SERVOBOARD-CIRCUITDIAGRAM

6-36-3
SERVOBOARD-CIRCUITDIAGRAM

6-46-4
SERVOBOARD-CIRCUITDIAGRAM

CIRCUITDIAGRAM
7-27-2