Prology CMD-150 Service manual

CarAudio

CMD-150

TABLEOFCONTENTS

Page

TechnicalSpecifications....................................................1-2

Measurementsetup....................................................1-3

ServiceAids,SafetyInstruction,etc....................1-4to1-5

Preparations&Controls...................................1-6to1-10

Maintenance&Troubleshooting.................................1-11

DisassemblyInstructions&Servicepositions..................2

SetBlockdiagram.........................................................3

SetWiringdiagram........................................................4

KeyBoard.....................................................................5

ServoBoard..................................................................6

MainBoard...................................................................7

SetMechanicalExplodedview&partslist........................8

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SPECIFICATIONS

1-2

General

Powersupply:

Maximumpoweroutput:
Continuouspoweroutput:
Suitablespeakerimpedance:
Pre-Ampoutputvoltage:
Fuse:
Dimensions(WxHxD)
Weight:

FMStereoRadio

Frequencyrange:

Usablesensitivity:
quietingsensitivity(S/N=50dB):
Frequencyresponse:
Stereoseparation:
Imageresponseratio:
IFresponseratio:
Signal/noiseratio

12VDC(11V-16V)
Testvoltage14.4V,negativeground
50Wx4channels
25Wx4channels(4,10%T.H.D.)Ω
4-8ohm

2.0V(CDplaymode:1KHz,0dB,10Kload)Ω
15A
178x50x162mm

1.7kg

87.5-108.0MHz(EUROPEmode)

87.5-107.9MHz(USAmode)

65.0-74.0MHz(OIRTmode)
8dB

μ

12dB

μ

30Hz-15kHz
30dB(1kHz)
50dB
70dB
55dB

Components

Mountingcollar
MachinescrewsM5x6mm
Mountingbolt(50mm)
Wireconnector
Removablefaceplatecase
Trimplate
L-key
Operatinginstructions
Rubbercushion
RemoteControls

1
4
1
1
1
1
2
1
1
1

DiscPlayer

System:
Frequencyresponse:
Signal/noiseratio:
Totalharmonicdistortion:
Wowandflutter:
Channelseparation:

Note:Specificationsanddesignaresubjecttochange

withoutnoticeforproductimprovements.

Discdigitalaudiosystem
20Hz-20kHz
>80dB
Lessthan0.20%(1kHz)
Belowmeasurablelimits
>55dB

MEASUREMENTSETUP

TunerFM

1-3

Bandpass

250Hz-15kHz

e.g.712270748001

LFVoltmeter

e.g.PM2534

S/Nanddistortionmeter

e.g.SoundTechnologyST1700B

RFGenerator

e.g.PM5326

DUT

Useabandpassfiltertoeliminatehum(50Hz,100Hz)anddisturbancefromthepilottone(19kHz,38kHz).

TunerAM(MW,LW)

RFGenerator

e.g.PM5326

DUT

Frameaerial

e.g.712270789001

Bandpass

250Hz-15kHz

e.g.712270748001

LFVoltmeter

e.g.PM2534

S/Nanddistortionmeter

e.g.SoundTechnologyST1700B

ToavoidatmosphericinterferenceallAM-measurementshavetobecarriedoutinaFaradayscage.
Useabandpassfilter(oratleastahighpassfilterwith250Hz)toeliminatehum(50Hz,100Hz).

CD

UseAudioSignalDiscSBC429482239730184
(replacestestdisc3)

DUT

L

R

S/Nanddistortionmeter

e.g.SoundTechnologyST1700B

LEVELMETER

e.g.SennheiserUPM550

withFF-filter

'

HANDLINGCHIPCOMPONENTS

GENERAL DISMOUNTING MOUNTING

e.g.WELLER
SoldertipPT-H7

SOLDERWICK
482232140042

CHIP

SOLDER

COMPONENT

GLUE

SOLDER

COPPERTRACK
P.C.B

SOLDERWICK

1-4

VACUUMPISTON

SOLDERING
IRON

SOLDERING
IRON

e.g.APAIROFTWEEZERS

HEATINGHEATING

SOLDERING
IRON

482239510082

CLEANING

A

B

C

e.g.APAIROFTWEEZERS

SLODER

Φ0.5-0.8mm

SLODERING

IRON

SLODERINGTIME
<3secretary/side

PRESSURE

Φ0.5-0.8mm

PRESSURE

EXAMPLES

SOLDER

SLODERING

IRON

A

B

SERVICEPACKAGE

SOLDERING
IRON

SOLDERING
IRON

PRECAUTIONS

CORRECT

COPPERTRACK

CHIPCOMPONENT

CORRECT

SOLDERING
IRON

NO！

GB

WARNING

AllICsandmanyothersemi-conductorsare
susceptibletoelectrostaticdischarges(ESD).
Carelesshandlingduringrepaircanreducelife
drastically.

Whenrepairing,makesurethatyouare
connectedwiththesamepotentialasthemass
ofthesetviaawristwrapwithresistance.
Keepcomponentsandtoolsalsoatthis
potential.

F

ATTENTION

TouslesICetbeaucoupd'autres
semi-conducteurssontsensiblesaux
dechargesstatiques(ESD).
Leurlongevitepourraitetreconsiderablement
ecourteeparlefaitqu'aucuneprecautionn'est
prisealeurmanipulation.
Lorsdereparations,s'assurerdebienetrerelie
aumemepotentielquelamassedel'appareilet
enfilerlebraceletsertid'uneresistancede
securite.
Veilleracequelescomposantsainsiqueles
outilsquel'onutilisesoientegalementace
potentiel.

1-5

ESD

D

WARNING

AlleICsundvieleandereHalbleitersind
empfindichgegenuberelektrostatischen
Entladungen(ESD).
UnsorgfaltigeBehandlungimReparaturfallkan
dieLebensdauerdrastischreduzieren.
VeranlassenSie,dassSieimReparaturfalluber

einPulsarmbandmitWiderstandverbunden
sindmitdemgleichenPotentialwiedieMasse
desGerates.
BauteileundHilfsmittelauchaufdiesesgleiche
Potentialhalten.

NL

WAARSCHUWING

AlleIC'senveleanderehalfgeleiderszijn
gevoeligvoorelectrostatischeontladingen
(ESD).
Onzorgvuldigbehandelentijdensreparatiekan
delevensduurdrastischdoenverminderen.
Zorgervoordatutijdensreparatieviaeen
polsbandmetweerstandverbondenbentmet
hetzelfdepotentiaalalsdemassavanhet
apparaat.
Houdcomponentenenhulpmiddelenookop
ditzelfdepotentiaal.

AVVERTIMENTO

I

TuttiICeparecchisemi-conduttorisono
sensibiliallescarichestatiche(ESD).
Lalorolongevitapotrebbeesserefortemente
ridattaincasodinonosservazionedellapiu
grandecauzioneallaloromanipolazione.
Duranteleriparazionioccorrequindiessere
collegatoallostessopotenzialechequellodella
massadell'apparecchiotramiteunbraccialetto
aresistenza.
Assicurarsicheicomponentieanchegliutensili
conqualisilavorasianoancheaquesto
potenziale.

ATTENTIONGB

Safetyregulationsrequirethatthesetberestoredtoitsoriginal
conditionandthatpartswhichareidenticalwiththosespecified,
beused.

NL

Veiligheidsbepalingenvereisen,dathetapparaatbijreparatiein
zijnoorspronkelijketoestandwordtteruggebrachtendatonderdelen,
identiekaandegespecificeerde,wordentoegepast.

F

LesnormesdesecuriteexigentqueI'appareilsoitremisaI'etat
d'origineetquesoientutiliseeslespiecesderechangeidentiques
acellesspecifiees.

D

BeijederReparatursinddiegeltendenSicherheitsvorschriftenzu
beachten.DerOriginalzustanddesGeratsdarfnichtverandertwerden;
furReparaturensindOriginal-Ersatzteilezuverwenden.

I

LenormedisicurezzaesigonocheI'apparecchiovengarimesso
nellecondizionioriginaliechesianoutilizzatiipezzidiricambio
identiciaquellispecificati.

Pourvotresecurite,cesdocuments
doiventetreutilisespardesspecia­listesagrees,seulshabilitesareparer
votreappareilenpanne.

CLASS1

LASERPRODUCT

GB

Warning!

Invisiblelaserradiationwhenopen.
Avoiddirectexposuretobeam.

S

Varning!

Osynliglaserstralningnarapparatenaroppnadochsparren
arurkopplad.Betraktaejstralen.

SF

Varoitus!

Avatussalaitteessajasuojalukituksenohitettaessaoletalttiina
nakymattomallelaserisateilylle.Alakatsosateeseen!

312211003420

Afterservicingandbeforereturningsettocustomerperforma
leakagecurrentmeasurementtestfromallexposedmetalpartsto
earthgroundtoassurenoshockhazardexist.Theleakagecurrent
mustnotexceed0.5mA.

DK

Advarse!

Usynliglaserstrlingvedabningnarsikkerhedsafbrydereer
udeaffunktion.Undgaudsaettelseforstraling.

a

PREPARATIONS

WiringDiagram

1-6

Antenna

ISOconnector

ACC+/red

AutoAntenna/blue

Battery12V(+)/yellow

Ground/black

Fuse15A

Connector

RearLine-out(Gray)

R(Red)
L(White)

1-7

CONTROLS

Poweron:pressanybuttononthepanelexceptandtoturnontheunit.

Display switch

MP3 track+10 up

MP3 track-10 down

Track Random play

Track Repeat play

Intro play(10sec)

more than 2 secs.)

Top play ( press

Play/ Pause

CONTROLS

AMS:AutoMemoryStore

1-8

Pressbrieflytoscanthepresetstationfor5secondseach.Holdmorethan2seconds,the6strongest
availablestationwillbeautomaticallysavedinthememoryofpresetbutton.

Radio:Pressbrieflyeithersideofthebuttontotuneinthestationthatyouhaveknownitsfrequency.

Holditmorethan2seconds,tuningwillautomaticallyactivateandstopwhensignalsofthenextstationare
received.

Discplayback:Pressbrieflyeithersideofthebuttontogotothenextorprevioustrack.

Holditmorethan2secondstofastforwardorreversebackthetrack.

DN

SETCLOCK

VOL

PressDISPbutton,timedisplays.Pressagainmorethan2seconds,timedisplayblinks.
RotatetheknobclockwiseRotatetheknobanticlockwisetosetminutes.tosethours.

PUSH
SEL/MENU

UP

DN

Pressthebuttonmorethan2secondstoentermenumode,theneachpresschangesthemodeasfollows:

PUSH
SEL/MENU

VOL

UP

DSPmodeBEEPON/OFFSEEK1/2(onlyintunermode)VOLLAST/ADJmodemodemode

AMS

DISP

DSPmode:RotatetheknobtochooseDSPsoundeffect:

PDSPOFFOPROCKCLASSICFLAT

BEEPON/OFFmode:Rotatetheknobtochoosebuttonbeepsoundonoroff.

SEEK1/2mode: Rotatetheknobtochooseradioseekmode1or2.

SEEK1:searchingstationwillstopwhennextstationisreceived.
SEEK2:searchingstationwillstopwhenorbuttonisreleasedandnextstationisreceived.

DN

DN

VOLLAST/ADJUSTMODE

PressknobtochooseVOLLAST:theturn-onvolume

VOL

PUSH
SEL/MENU

VOL

UP

UP

levelisthevolumeleveloflatestpoweroff.
RotateknobtochooseVOLADJ,

thenrotatetheknobtosettheturn-onvolumelevel.

PUSH
SEL/MENU

DN

VOL

UP

MP3PLAYBACK

1-9

WhileplayingM3disc,thefolder/filenameand(Songtitle,AlbumandArtist)canscrollentirely

PID3TAG

acrosstheLCD.

Elapsedplayingtime&TracknumbernumberSongtitleAlbumtitleArtistnameFoldername&Filename&number

M3TracksearchP

PressAMSbuttontoselect"TRACKSCH"mode.

AMS

PressSELbuttonandLCDdisplaywillshow"001".
IFyourdesiredtracknumberislessthan100,
RotatetheknobtoselectthefirstdigitandpressSELbuttononceagain
Androtatetheknobtosetthetenthdigitofthetracknumber.

DN

DN

PressSELbuttonagainmorethan0.5secondstoplaythetrack.

VOL

VOL

IFyourdesiredtracknumberismorethan100,
RotatetheknobtoselectthefirstdigitandpressSELbuttontoconfirm,

UP

PUSH
SEL/MENU

M3FilesearchP

PressAMSbuttontwiceto
select"FILESCH"mode.
PressSELbutton
Rotatetheknobto selectfolder.

UP

RotatetheknobtoselectthetenthdigitandpressSELbuttontoconfirm,
RotatetheknobtoselectthehundredthdigitandpressSELbuttonplay
thetrack.

IFyoujustwanttoplaysongsofthisfolder,pressSELbutton
morethan0.5secondstoplaythefirsttrackofthefolder.
IFyouwanttoplay desiredtrackofthefolder,pressSELbutton

toenter.

androtatetheknobtoselectthetrackyouwant.
PressSELbuttonagaintoplaythetrack.

*Ifthetracknumberyouenteris

beyondthemaximumfilenumber,
lastsongwillbeplayed.

MP3CHARACTERSEARCH

PressAMSbuttonthreetimestoselect"CHARSCH"mode.
PressSELbuttonandAdisplayed.
IfyoupressSELbuttonmorethan0.5seconds.whichfirstcharacterofitsnameiswillbeplayed.
Rotatetheknobtoselectthe1stcharacterofthedesiredtracknameandpressSELbuttontoconfirm.
Thenflashsatthenextplace,select2ndandothercharacterofthedesiredtracknameasstepsabove.

"A"

PressSELmorethan0.5secondstoplaythetrackoftheselectname.
Example:tosearchcharacterECHO

PUSH
SEL/MENU

AMS

DN

DN

VOL

VOL

UP

UP

""

thetrack"A"

"".

1-10

REMOTECONTROLS

PowerOn:Pressanybuttonontheremotecontroltoturnontheunit.

Poweron/off

Mute

PushtoselectVOL/BAS/

TRE/BAL/FAD,useVolume

buttontoadjustlevel

Pushmorethan2seconds

toMenumode

Loudness

Play/Pause

Topplay(press

morethan2sec.)
Introplay(10sec.)
TrackRepeatPlay
TrackRandomPlay

MP3track-10down
MP3track+10up

DiscPlayback

Presstotunein
apresetstation

Holdformore
than2seconds
tostorestation.

Volume

MUTE

SEL

MENU

LOUD

/

TOP

VOL

MO/ST

21

LO/DX

RadioTune
TrackSeek

Auxin(optional)

Radio

DiscPlay

(whendiscisin)

SRC

AMS

SEARCH

BAND

3

4

RDMRPTINT

65

DISP

SEARCH

RadioLocal/Distant

FMStereo/Mono

AMS

BandSwitch

Displayswitch

RadioPresetscan
RadioAutoPreset

MP3track/file/character

search

FM1

FM2

FM3

FM(OIRT)

Replacingthelithiumbatteryofremotecontrolunit.

*Whentheoperationrangeofthecardremote

controlbecomesshortornoProperly,replace
thelithiumbatterywithanewone.Makesure
thebatterypolarityreplacementiscorrect.

1.Pulloutthebatteryholderwhilepressingthestopper.

2.Insertthebutton-typelithiumbatterywiththe
markfacingupward.

Insertthebatteryholderintothe

remotecontrol.

(CR2025)

(+)

WARNINGS:

Storethebatteryinplacewherechildrencannotreach.
Ifachildaccidentallyswallowsthebattery,
consultadoctorimmediately.
Donotrecharge,short,disassembleorheatthebattery
ordisposeitinafire.
Doinganyofthesethingsmaycausethebatterytogive
offheat,crackorstartafire.
Donotleavethebatterywithothermetallicmaterials.
Doingthismaycausethebatterytogiveoffheat,crack
orstartafire.
Whenthrowingawayorsavingthebattery,wrapitintape
andinsulate;otherwise,thebatterymaystarttogiveoff

heat,crackorstartafire.
Donotpokethebatterywithtweezersorsimilartools.
Doingthismaycausethebatterytogiveoffheat,crack
orstartafire.