Prolodgy DVD-520 Schematics

CarAudio

DVD520

TABLEOFCONTENTS

Page

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

......

SETBLOCKDIAGRAM

3

D5V

D9V

GND

DVD-R

AM/FMOUT

KST-6102

LCDDisplay

M

AP1507

AM5668

MotorDriver

KIN0-1

1MX16X4BANK (TSOP1154PIN)

SDRAM

SPHE8281D

FLASHMX29LV800T

(TSOP48PIN)

ROM

AUX-R

AUX-L

CDC-R

CDC-L

D5V

GND

SINGLECHIPRDSDEMODULATOR+FILTER

TDA7479

PA0

PA1

PC7/SS

CHICK-SW EJECT-SW LOAD-SW

DVD-R

DVD-L

EN DVD-CLK

XIR CS DATA

KV5V-ON

VIDEO-OUT

DVD-R

DVD-L

AUX/CDC-R

AUX/CDC-L

CDC-ON

CD4066BC QUADBILATERAL

D9V

ST72F321AR9T6

F/L

OUTLR

19

OUTLF

16

OUTRR

18

OUTRF

F/R

12

SCL

13

SDA

R/R

R/L

CASSR

PHONE

PHONE GND

(MPOUT)

CASSL

CDLCDGCDR

3451117

8

AM

1

2

7

(MPIN)

6

9

MPX

15

V

S

INPUT

MULTIPLEXER

AUTOZERO

80KHz

LP

SUPPLY

1420

GND

MIXING

LOUDNESS

STAGE

PHONE

+

BEEP

FMR

FML

DEMODULATOR

PILOT

CANCELLATION

PIL

PLL

DET

CREF

SMUTE

SOFT

VOLUMEBASS

MUTE

+STEREO ADJUST

25KHzLPS&H

+STEREOBLEND

MULTIPATH-

NOISE

DETECTOR

BLANKER

TREBLE

PULSE

FORMER

CONTROL

D

LEVEL

OUTLR

OUTLF

OUTRR

OUTRF

2

ICBUS

HIGH CUT

A

10

ElectricSelector&Volume TDA7460 Pre-Amp

MCU

Pre-Amp RC4558

RC4558

Mute

F/L

F/R

R/R

R/L

LCDData

LCDClock

ST-BY

LCDDriver L6523C

MCUDC5V

Vcc1

LCDCE

MCUDC5V

MUTE

IN1

IN2

IN3

IN4

AC-GND

SVRTAB

PowerAmplifier TDA7384

Vcc2

S-GND

ACC

N.C.

OUT1+

OUT1-

PW-GND

OUT2+

OUT2-

PW-GND

OUT3-

OUT3+

PW-GND

OUT4+

OUT4-

PW-GND

F/L

F/R

R/R

R/L

DVD+9V

DC11~16V

Ground

PowerSupply

ControlledPower

D9V

B5V

D5V

Pre-Amp RC4558

DC11~16V

SubOut

F/L

F/R

Line-Output

SETWIRINGDIAGRAM

44