Prology CMD-115 Service manual

	Car Audio	CMD-115

Pick Up

OPTIMA-725 C2

Tracking Output

DiodeLaserAPC

PhotoAPCDiode

DiodePhotoF

DiodePhotoE

DiodePhotoB & D

DiodePhotoA & C

Focus Output

EQI

RFO

RFM

EQC

VREF

PDE

PDF

PDBD

PDAC

3

2

1

48

47

42

41

40

39

RF

AGC

& EQ

Center

TrackingError

RF

& Focus

EQO

4

Control

Voltage

(RW)

Error(CD-RW)

EFMI

5

I/VAMP

I/VAMP

38

PD

Focus OK

Detect

37

LD

DCCI

45

DefectDetectMirror

APC. Laser

Gen

Control&

35

LPFT

DCC0

46

LPC

Focus Servo Loop

34

TEIO

MCP

44

-Gain & Phase

TrackingServo Loop

TZC&

Compensation

33

-Gain & Phase

SSTOP

DCB

43

-Focus Search

Compensation

36

ATSC

-OffsetAdjust

-Track Jump

VCC/

-FZC

Gen.

-OffsetAdjust

6

29

VDD

-TZC

Gen.

TEO

FRSH

7

28

TEM

FSET

8

Hardware Logic

27

SLP

FLB

9

-Auto-Sequencer

Sled Servo &

-Fast Search

KickGen

26

SLO

FGD

10

-Febias,Focus Servo,

25

SLM

TrackingOffsetADJ.

-TrackingBalance & Gain

Adjust

29

FEO

-InterruptionDetect

FSI

11

-EFM

Muting System

30

FEM

23

SPDLO

TGU

12

Spindle

Micom Data InterfaceLogicDecoder

EFM

Servo LPF

24

SPDLM

Comparator

13

14

15

16

17

19

18

20

22

21

ISTAT

MCK

MDATA

MLT

RESET

WDCK

CLVI

LOCK

ASY

EFM

RF Amplifier & Servo System

2

S1L9226

ServoTrackingOutput

ServoFocusOutput

ServoSledOutput

ServoSpindleOutput

Focus Output

Tracking Output

DC 3.3V

GND3

DO4.2

DO4.1

DI4.2

DI4.1

VREF

V

FIN

V

LD CTL

DI3

DO3.2

DO3.1

DO5.2

DO5.1

CC2

(G ND)

CC1

28

27

26

25

24

23

22

21

20

19

18

17

16

15

10k

10k

+

+

+

+

Level

Level

Level

shift

10k

10k

shift

shift

TS D

+

+

+

COMP

2.5V

+

+

R egulator

Level

10k

Mut e

10k

Level

shift

+

50k

shift

+

10k

10k

10k

+

DC 8V

50k

10k

1

2

3

4

5

6

7

8

9

10

11

12

13

14

DO1.1

DO1.2

DI1.1

DI1.2

REB

REO

MUTE

(G ND)

GND1

DI5.1

DI2

DO2.1

DO2.2

GND2

DI5.2

FIN

Servo Driver

IP4001

Spindle Motor +

Spindle Motor -

Sled Motor +

Sled Motor -

Loading Motor +

Loading Motor -

DC 3.3V

VSS3

CMP

RDS signal In

RDS DC 5V

(4)

100k

(7)(8)

(8)

120k

100k

8th

SwitchedSwitched

Tuner L

capacitor filterfilter

anti-aliasing

comparator

(3)

filter

filter

Tuner R

(16)

RCLK

Tuner Module

(5)

Analog

CET-7XXX

Power supplysupply

(1)

QUAL

(6)

In

Key Matrix

Remote-IR

(14)(10) clock

IFAM

IFFM

VCOAM

VCOFM

StereoIcon In

VoltageTune

Stereo/Mono

Local/DX

LCD Display

(13)(14)(10)

(10)

(9)

RDATA

StationDetect

PLL

PLL

Bi-phase

Differential

(2)

57kH Z

(12)

RDS

1187.5Hz

decoder

decoder

Tuner Power

Digital

Power supplysupply

(11)

Reference

Measurement

circuit

XI

XO

T1

T2

RDS Decoder

Key

Remote

VDD PLL1

-R ADIO

BU1924

VSS PLL

LC D CE

V C O AM

A MIF

LCD

B LOCK

LCD DO

LC D C LK

V C O FM

FMIF

LC D RST

EO0

AM , FM, PLL

Internal Status

EO1

SD IN

Frequency Con trol

S TIN

S T /M ONO

System Reset

LOC

DATX

MEMORY

I/F

AGC

MCU Data

Digital

CDP

LCHOUT

CD-DSP Block Sync Singnal

BA ND1

Frequ ency Con trol

ECC

LPF

Input(75Hz Signal)

BA ND2

K E Y0 (D TH SW)

Output

RCHOUT

A/D KEY

MCU Clock

EDC

MEMORY

700 Neo-Chips

K E Y1

BLOCK

CONTROL

ME MO RY

MEMORY

MICOM Data Read

INTER N AL

INTERNAL L

SDAT

ADPCM

BA N K X

BANK 2

PWM

Enable Signal

AF -MU TE

A F Con trol

Timer interrupt

Subcode

ENC/DEC

Port controlle

SBCK

MCU Latch

Output

E VR CLK

LKFS

X Bit

MICOM I/O Data Bus 0

S ystem

clock control

ESP

DATA

DAC

R D S D ATA

RDS D ATA C ontrol

VOLUME

E VR D AT

PCM DATA

RD S C LK

SIO 0,SIO1 control

Control

TRANS

MAIN

DATA PROCERROR

EMF output

EFM

BLOCK

I/O

Digital

MICOM Date I/F

RDS

LCD

control

Demod.

INTERFACE E

MP3 Decoding ( MULTIPLIER & ADDER )

Filterr

Address Signal

CDP

CD-ROM

A/D converter control

Sled run away inhibit

Interpol.

BLOCK

System Reset Signal

(NEO-790N / 790NF

Digital

SYNC

C D C ON

CDC

/ 790NR / 790NRF )

LCD Data

EFMI

PROT.

FRAME

ANCILLARY

DECODER

C IN /O UT

S ANY O PRO TO CAL

PLL

SYNC DET

HEAD

WRITEE

MICOM Data Write

CDC

DATA

STATUS

X6K

CD-ROM

Side Infor.

REGISTER

REGISTER

REGISTER

REGISTER

Enable Signal

88.2KHz input terminal

SRAM

PROCESSS

VCOXF

VCO

ECC

VCO2F

MICOM Data Chip

SMEF

Digital

Adress

Selection Signal

LCD Clock

SMDS

CLV

Gen.

CD-ROM

MP3

TIMING

Frequency

MICOM

SMDP

Servo

MICOM

DECODER

Generator

Synthesizer

INTERFACE

CD-DSP CLV State

SMON

REG.

Controller

C LOS E_SW

LCD Driver

O PE N_ SW

MOTO R IZED

CDP Contr ol

C LO SE _M

AUX

Auto L oading Deck

FL ASH

LCD CE

FRAME

HEADER

FPLL

MICOM

OP EN_ M

R / RW / E SP

Control

Sync Output

OUTPUT

Interface

Interface

CD Decoder + ESP

MCU

PT6523

O X AU

LT M IN EC D

TS LM R O SC C P3 M D P3 M M P3 M S C M D P3 M S SP D S SSP ST XR O P D C S P D C AT D M LK C M

LSW C SE EJ SE LD T PM O T LM C

C S/P R SB U

IN SB U R SB U D SB U C SB U D SB U 51 C TM

New-7XXX

MCU DC 5V

S5L8310

DQ0

DQ15

CDL-L

CDR-R

ClockVolumeElectronic

DataVolumeElectronic

SignalEnableWriteDateDRAM/SRAM

MaskInput/OutputDateLowDRAMSync

A0

A9

L

R

MCU DC 5V

ACC

F/L

Mute

......

......

F/L

ST-BY

Vcc1

Vcc2

F/L

MUTE

N.C.

OUT1+

IN1

16M SDRAM

F/R

OUT1-

F/R

PW-GND

F/R

	IN2	OUT2+
		OUT2-

				PW-GND
R/R	R/R	IN3		OUT3-	R/R
				OUT3+
				PW-GND
R/L		IN4		OUT4+
				OUT4-	R/L
Electric Selector & Volume		AC-GND	SVR
				TAB S-GND
PT2313	R/L			PW-GND
		Power Amplifier
		TDA7560

DC 3.3V
DC 8V	Controlled Power	R/L	R/R	F/L	F/R
	DC 11~16V		Line-Output		Line-Output
	MCU DC 5V
DC 11~16V	RDS DC 5V
Ground	Tuner Power

DIAGRAM BLOCK SET

SET WIRING DIAGRAM

3

MAIN BOARD - CIRCUIT DIAGRAMUNIT

4