Prology MCE-525-UR Service manual

MCE-525UR

Page

TECHNICALSPECIFICATIONS.........................................1-2

MEASUREMENTSETUP...................................................1-3

SERVICEAIDS,SAFETYINSTRUCTION,ETC..........1-4to1-5

PREPARATIONS&CONTROLS..............................1-6to1-10

MAINTENANCE&TROUBLESHOOTING.........................1-11

DISMANTLINGINSTRUCTIONS

SETBLOCKDIAGRAM

SETWIRINGDIAGRAM

KEYBOARD.......................................................................5

SERVOBOARD..................................................................6

MAINBOARD.....................................................................7

SETMECHANICALEXPLODEDVIEW&PARTSLIST............8

.........................................................3

........................................................4

...........................................2

General

Powersupply:

Maximumpoweroutput:
Suitablespeakerimpedance:
Suitablespeakerpower:
Pre-Ampoutputvoltage:

Fuse:
Dimensions(WxHxD)

Weight:
Aux-inlevel:
Sub-wooferoutputvoltage:

FMStereoRadio

12VDC(11V-16V)
Testvoltage14.4V,negativeground
55Wx4channels
4-8ohm
80-100Wx4channels

4.0V(CDplaymode:1KHz,0dB,10Kload)
15A
178x50x166mm

1.64kg
≥300mV

4.0V

Ω

Components

Mountingcollar
MachinescrewsM5x6mm4

M4x6mm4
Mountingbolt(50mm)1
Wireconnector
Caseforremovablecontrolpanel
Trimplate1
T-key2
Usermanual1
Rubber

cushion1

Remotecontroller(optional)

1

1
1

1

Frequencyrange:

Sensitivity:
Frequencyresponse:

Stereoseparation:
Imageresponseratio:
IFresponseratio:
Signal/noiseratio

AM(MW)Radio

Frequencyrange:

Sensitivity(S/N=20dB):

DiscPlayer

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

87.5-108.0Mhz(Europemode)

87.5-107.9Mhz(USAmode)

65.0-74.0MHz(OIRTmode)

μ

10dB
30Hz-15KHz
30dB(1KHz)
50dB
70dB
55dB

522-1620khz(Europemode)
530-1710khz(USAmode)
30dBμ

Discdigitalaudiosystem
20Hz-20KHz
>80dB
Lessthan0.20%(1KHz)

>60dB
CD12s,MP345s≥≥

Note:Specificationsanddesignaresubjecttochangewithoutnoticeforproductimprovements.

WiringDiagram

Antenna

Aux-in
Black

R(Red)

L(White)

AUDIOOUT

Purple

RightSpeaker

()Rear

Purple/
Black
Stripe

Gray/
Black

Gray

Stripe

RightSpeaker

(Front)

White/

Black

Stripe

LeftSpeaker

(Front)

White

ISOConnector

Red

Black

Blue

Yellow

Pink

Green/

Black

Stripe

LeftSpeaker

Ignitionkey

+12VDCWhenON/ACC

GroundLead

Motor/ElectricAntennarelaycontrolLead
AmplifierrelaycontrolLead
Tocarbattery(+)
Continuous+12VDC

TelephoneMute(activelowlogiclevel)(optional)

Green

(Rear)

Fuse15A

Connector

RearLine-out(Gray)

FrontLine-out(Brown)

(Green)

Subwooferout

R(Red)

L(White)

R(Red)

L(White)

ForsomeVW/AudiorOpel(Vauxhall)
carmodels,youmayneedtomodify
wiringofthesuppliedpowercordas
illustrated,orelsethememoryofthe
unitmaybelostafteryoupoweroff.
Contactyourauthorizedcardealer
beforeinstallingthisunit.

Originalwiring

Yellow Yellow

Red

Red

Modifiedwiring

YellowYellow

Red

Red

Amplifier

Amplifier

Amplifier

UsingtheISOConnector

1.IfyourcarisequippedwiththeISOconnector,thenconnecttheISOconnectorsasillustrated.

2.ForconnectionswithouttheISOconnectors,checkthewiringinthevehiclecarefully

beforeconnecting,incorrectconnectionmay
causeseriousdamagetothisunit.
Cuttheconnector,connectthecoloredleadsofthepowercordtothecarbattery,

asshowninthecolourcodetablebelowfor

speakerandpowercableconnections

ConnectorConnector

RearRight(+)---Purple

Telephone-mute/pink

RearRight(-)---Purple/BlackStripe

FrontRight(+)---Gray

Battery12V(+)/yellow

AutoAntenna/blue

FrontRight(-)---Gray/BlackStripe

FrontLeft(+)---White

FrontLeft((-)---White/BlackStripe

ACC+/red

Ground/black

RearLeft(+)---Green

RearLeft(-)---Green/BlackStripe

Displayswitch

Mute

Radio

Discplay

(whendiscinserted)

USB-drive

(whenUSBinserted)

MEM-card

(whenSD/MMCinserted)

CDCchanger

(optional)

Aux-in

PowerON/OFF

Rotatetheto

control

adjustvolumelevel

Pushonceormore
VOLUME/BASS/
BALANCE/FADER,
controltoadjustlevel

Pushformorethan2seconds

toaccessMENUfunction

MP3track/file/character

Rotatethecontroltochoosefront

panelbuttonilluminationcolor.

search

toselect

TREBLE/

Rotatethe

BANDSWITCH

Radiopreset

Pressfor0.5secondstoapresetstation.
Holdformorethan2secondstostorestation.

AM2AM1OIRTFM2FM1 FM3

listento

AMS

SEARCH

NOTE:
Certaintunerbuttonandmenu
functionse.g.TA,AF,PTY,EON,
onlyoperateforusersinareas
withRDSservicereception
availability.

Radiotune

Tofastsearchwithinatrack/
skiptonextorprevioustrack

TrafficAnnouncements

Identification

AlternativeFrequency

REGON/OFF

Radiolocal/distant

SD/MMCcardslot

USBconnector

ipodconnector

PanelOpen

Remotesensor

Radiopresetscan

Radioautopreset

MP3track/file/

charactersearch

DiscEject

RESETHOLE

Note:

PressingtheRESETholewillerase
theclocksettingandstoredstations.

Discslot:insertadiscforplaybackhere.

Panelstatusindicator:

Lightsupwhenyouslidethepaneldown;
Flasheswhenyouremovethepanel.

DiscLoad/Eject

:Presstoflipdownthepanel.Load

Insertthediscintotheslot.

Eject :Presstoflipdownthepanel.

Presstoejectthedisc.

Radio:Tofinetunetheradio,pressorbriefly.

Tosearchthestationautomatically,pressorformorethan0.5.second

DiscPlayback:Trackskip:pressbrieflytogotothenextorprevioustrack.

Trackseek:pressformorethan0.5secondtoseektheforwardorprevioustrack.

AMS:AutoMemoryStore

Pressbrieflytoscanthepresetstationfor5secondseach.Holdformorethan2seconds,the6
strongestavailablestationwillbeautomaticallysavedinthememoryofpresetbuttons.

ViewingClockTimeDuringRadio/DiscPlayback

PressDISP(onceforRadiomodeortwiceforothermodes),displayshowstheclocktimeafter5seconds.

SettingTheClockTime

PressDISP,timedisplays.Pressagainformorethan2seconds,timedisplayblinks.
Rotatethecontrolclockwisetosetthehoursorcounterclockwisetosettheminutes,
pressDISPagaintoexittheclocksetting.

therotaryvolumecontrol

Pressformorethan2secondstoenterthemenumode,theneachpresschangesthemode
asfollows:

TAmodeMASKmodeRETUNEmodeDSPmodeLOUDON/OFF

COLORmode

LOCAL/DXmode STEREO/MONOmode SEEK1/2mode

(onlyintunermode)(onlyinFMmode)(onlyintunermode)

TAmode:RotatetherotarycontroltochooseTAALARMorTASEEK.IftheTA(trafficAnnouncements)functionisturnedon

andthereisnotrafficidentificationcodereceivedinthespecifiedtimethennoTA/TPwillbedisplay.

TAALARMmode:Alarmisturnedon.

MASKmode:RotatethecontroltochooseMASKDPIorMASKALLmode.
Insomecases,theAFfunctionmaybeinfluencedbysomeinterference,examples
aresignalswithstrongfieldbutwithouttheRDSdata.Forthisreason,theunithas
twooptionstoavoidtheaboveinterference.
MASKDPImode:OnlyAFwhichhasdifferentprogramidentificationismasked.
MASKALL

mode:TheAFwhichhasdifferentprogramidentificationandNORDS

signalwithhighfieldstrengthismasked.

WOOFON/OFF ESPmode

BEEPON/OFF

(CD12s,Mp345s)≥≥

MULTON/OFF

TASEEKmode:TASEEKisautomaticallyactivated.

RETUNEmode:RotatethecontroltochooseRETUNE-SorRETUNE-L.
RETUNE-SorRETUNE-ListimelengthselectionoftheTASEEKretuneinterval.
RETUNE-S:short,TASEEKretuneintervalis45seconds.
RETUNE-L:long,TASEEKretuneintervalis180seconds.
Remark:RETUNEmodefunctionsforTAduringTASEEKmodeonly.

PDSPOFFOPROCKCLASSICFLAT

ESP:12/45s

DSPmode:RotatethecontroltochooseDSPsoundeffect:

DN

VOL

LOUDmode:Rotatethecontroltochooseloudnessonoroff.

UP

WOOFON/OFF:RotatethecontroltochooseSub-wooferonoroff.

ESP12:SelectedasCD-ESPtime12seconds.

ESP45:SelectedasMP3-ESPtime45seconds.

MULTON/OFF:MultiSessionON/OFF.(MultisessionOFF:mixedcd,ONEsessionCD;MultisessionON:Mixed,Extra,multisessionCD)
BEEPON/OFFmode:Rotatethecontroltochoosebuttonbeepsoundonoroff.

SEEK1/2mode:

Rotatethecontroltochooseradioseekmode1or2.

SEEK1:searchingstationwillstopwhennextstationisreceived.

SEEK2:searchingstationwillstopwhenorbuttonisreleasedandnextstationisreceived.

STEREO/MONOmode:RotatethecontroltochooseFMstereoormono.
LOCAL/DXmode:Rotatethecontroltochoosetunersensitivitylocalordistant.

COLORmode:

Rotatethecontroltochoosefrontpanelbuttonilluminationcolor.
COLOR1:ButtonilluminationcolorisRED.

COLOR2:ButtonilluminationcolorisGREEN.

WhileplayingM3disc/USB/SD/MMC-MP3MUSIC,thefolder/filenameand(Songtitle,Album

andArtist)canentirelyacrosstheLCD.(PressthebuttontoshowID3information)

Elapsedplayingtime&TracknumbernumberSongtitleAlbumtitleArtistnameFoldername&Filename&number

PID3TAG

scrollBAND

M3TracksearchP

PressAMStoselect"TRACKSCH"mode.
PressthecontrolandLCDdisplaywillshow"001".

Ifthedesiredtracknumberislessthan100,
Rotatethecontroltoselectthefirstdigitandpressthecontrolonceagain
Androtatethecontroltosetthetenthdigitofthetracknumber.
Pressthecontrolagainmorethan0.5secondtoplaythetrack.

Ifthedesiredtracknumberismorethan100,
Rotatethecontroltoselectthefirstdigitandpressthecontroltoconfirm,
Rotatethecontroltoselectthetenthdigitandpressthecontroltoconfirm,
Rotatethecontroltoselectthehundredthdigitandpressthecontroltoconfirm,
Pressthecontrolagaintoplaythetrack.

M3FilesearchP

PressAMStwiceto
select"FILESCH"mode.

Presstoenter,thecontrol
Rotatethecontroltoselectfolder.

PressAMSbuttonthreetimestoselect"CHARSCH"mode.
Pressthecontroland"A"displayed.
Ifyoupressthecontrolmorethan0.5second.Atrackbeginningwiththeletter"A"willbeplayed.
Ifyouwanttoselectatracknamebeginningwithadifferentletter.R
pressthecontroltoconfirm.
Then"A"flashesatthenextplace,select2ndandothercharacterofthedesiredtracknameasstepsabove.
Pressthecontrolmorethan0.5secondtoplayyourdesiredtrack.
Example:Tosearchcharacter"ECHO".

*Ifthetracknumberyouenteris

beyondthemaximumfilenumber,
thelastsongwillbeplayed.

Ifyoujustwanttoplaysongsfromthisfolder,presstheknob
formorethan0.5secondtoplaythefirsttrackofthefolder.
Ifyouwanttoplayadesiredtrackinthefolder,presstheknob
androtatetoselectthetrackyouwant.
Presstheknobagaintoplaythetrack.

otatethecontroltoselectaletter,then

REMOTECONTROLS

PowerOn:Pressanybuttonontheremotecontroltoturnontheunit.

Poweron/off

Mute

Presstoselect VOLUME/BASS/
TREBLE/BALANCE/FADER,
useVolumebuttontoadjustlevel

Pressformorethan2seconds
toaccessMENUfunction

MP3track/file/character

search

PressbrieflyforPlay/Pausefunction
Pressformorethan2seconds ifyou

wanttostartplaybackfromthebeginning

ofthefirsttrackofyourdisc.

Introplay(10sec)

TrackRepeatPlay

TrackRandomPlay

MP3track-10down

MP3track+10up

Traffic

Announcements

Identification

DiscPlayback

RadioPreset

1 6

Pressto

listento
apresetstation,
Holdformore
than2seconds
tostoreastation.

Volume

MUTE

SEL

MENU

TA

/

TOP

VOL

AF/REG

PTY

65

RadioTune

Tofastsearchwithin
atrack/skiptonext
orprevioustrack

SRC

AMS

SEARCH

BAND

4321

RDMRPTINT

DISP

AMS

SEARCH

Bandswitch

Displayswitch

ProgramType

AlternativeFrequency

REGON/OFF

Radio

Discplay

(whendiscinserted)

USB-drive

(whenUSBinserted)

MEM-card

(whenSD/MMCinserted)

CDCchanger(optional)

Aux-in

RadioPresetscan

RadioAutoPreset

MP3track/file/character

search

FM1

FM2

FM3

OIRT

AM1

AM2

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.

1-12

General

Nopoweror

nosound

Carengineswitchedoff.

Turnonthecarignition.

Cableisnotcorrectlyconnected.

Checkconnection.

Fuseisburnt.

Replacefuse.

Checkvolumeormuteon/off.

Iftheabovesolutionscannothelp,

Radio

Interferencenoise

duringbroadcast

Presetstation

lost

presstheRESEThole.

Disc ErrorDisplayMessages

Discisupsidedown.

Discisibut

nserted

nosound.

Discsoundskips,

tonequalityislow.

Soundskipsdue

tovibration.

Placediscrightwayup,withthelabel
sideup.

Discisdirtyordamaged

Cleandiscorchangedisc.

Discisdirtyordamaged.

CleanCDorchangeanotherCD.

Mountingangleisover30o.

Adjustmountingangletolessthan30.

Unstablemounting.
Mounttheunitsecurelywiththe
mountingparts.

o

Stationistoofar,orsignalsaretooweak.

Selectotherstationsofhighersignallevel.

Batterycableisnotcorrectlyconnected.

Connectthebatterycabletothelive
terminal.

DiscisnotCDorcontainsnoMP3files.

Discupsidedown.

Recoveryerror,checkthedisc.

MP3error,checkthedisc.

USB/SD/MMCMP3DATAerror.

Discmechanismerror

Presstoejectthedisc.
Incasethatthedisccannotbe
ejectedbypressing,
presstheRESETswitchandpress
theagain.
Ifyouarestillunabletoejectconsult
yourdealer.