Aiwa CX-NA71 manual Care and Maintenance, Troubleshooting Guide

Page 25

CARE AND MAINTENANCE

Occasional care and maintenance of the unit and the software are needed to optimize the performance of your unit,

TROUBLESHOOTING GUIDE

If the unit fails to perform as described in these Operating Instructions, check the following guide,

To clean the cabinet

Use a soft and dry cloth,

If the surfaces are extremely dirty, use a soft cloth lightly

moistened with mild detergent solution, Do not use strong solvents, such as alcohol, benzine or thinner as these could damage the finish of the unit.

To clean the heads and tape paths

After every 10 hours of use, clean the heads and tape paths with a head cleaning cassette or cotton swab moistened with cleaning fluid or denatured alcohol. (These cleaning kits are commercially available,)

When cleaning with a cotton swab, wipe the recording/playback head, erasure head (deck 2 only), capstans, and pinchrollers,

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After cleaning the heads and tape paths with a liquid head cleaning cassette or a moistened swab, wait until the cleaned parts are completely dry before inserting the tapes.

To demagnetize the heads

The heads may become magnetized after long-term use. This may narrow the output range of recorded tapes and increase noise. After 20 to 30 hours use, demagnetize the heads with any commercially available demagnetizer,

Care of discs

When a disc becomes dirty, wipe the disc from the center out with a cleaning cloth.

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e After playing a disc, store the disc in its case. Do not leave the disc in places that are hot or humid.

Care of tapes

Store tapes in their cases after use.

Do not leave tapes near magnets, motors, television sets, or any source of magnetism. This will downgrade the sound quality and cause noise.

Do not expose tapes to direct sunlight, or leave them in a car parked in direct sunlight.

GENERAL

There is no sound.

Is the AC cord connected properly?

Is there a bad connection? (-+ page 3)

There may be a short circuit in the speaker terminals.

+Disconnect, the AC cord, therl correct the speaker connections.

Was an incorrect function button Dressed?

Sound is emitted from one speake!r only.

Is the other speaker disconnected?

The output sound is not stereo.

c Is the Karaoke function turned on? (-+ page “19)

An erroneous display or a malfunction occurs.

+Reset the unit as stated below.

TUNER SECTION

There is constant, wave-like static.

Is the antenna connected properly? (,+ page 3)

Is the signal weak?

+Connect an outdoor antenna.

The reception contains noise interferences or the sound is distorted.

Is the system picking up external noise or multipath distortion?

+Change the orientation of the antenna.

+Move the unit awav from other electrical appliances.

CASSETTE DECK SECTIONI

The tape does not run.

Is deck 2 in pause mode? (~ page 13)

The sound is off-balance or not adequately high.

. Is the playback head dirty? (-+ page 24)

Recording is not possible.

Is the erasure prevention tab on the tape broken off? (+ page 14)

Is the recording head dirty? (-+ page 24)

Erasure is not [possible.

Is the erasure head dirty? (+ page 24)

Is a metal tape being used?

High frequency sound is not emitt(ed.

Is a tape recorded without Dolby NR played back with the Dolby NR system operating? (+ page 13)

Is the recording/playback head dirty? (+ page 24)

CD PLAYER SECTION

The CD player atoes not play.

Is the disc correctly inserted? (+ page 11)

Is the disc dirty? (+ page 24)

Is the lens affected by condensation?

+ Wait approximately one hour and try again.

To reset

If an unusual condition occurs in the display window or the cassette decks, reset the unit as follows.

1Press the POWER button to turn off the power.

2Press the POWER button to turn the power back on while pressing the ~ CLEAR button. Everything stored in memory

after purchase is canceled.

If the power cannot be turned off in step 1 because of a malfunction, reset by disconnecting the AC cord, and connect it again. Then repeat step 2.

ENGLISH 24

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Contents DliIEii English PrecautionsTable of Contents EiiEa ConnectionsNSX-A72/NSX-A71 Connect thesupplied antennas Connect the right and left speakers to the main unitConnecting AN Outdoor Antenna Remote ControlUsing the remote control Before Operation VolumeBBE System Super T-BASS SystemUsing the headphones To cancel the selected modeSound adjustment during recording When the music source is monauralPress the l++ Down or M UP button to select Manual TuningFM AM Programmed Play Press the Prgm button twice in stop modeRandom /REPEAT Play Playing Back a Tape Basic OperationsTo open the cassette holder Press the button to start rdavTo clear a preset station Preset Number TuningTo change the AM tuning interval Playing Discs Loading DiscsMusic Sensor Continuous PlayDolby NR system Inserting Blank Spaces Basic RecordingPress the Dolby NR button to turn off the Dolby NR Dubbing a Tape ManuallyPress the TAPE/DECK 1/2 button to select deck RecordingPress the CD button and load the discs Al Edit RecordingPress the REC/REC Mute button to start recording Repeat for the rest of the tracks for side a Programmed Edit RecordingPress the + or button to designate the tape length Press the O REC/REC Mute button to start recordingVocal FADER/MULTIPLEX Functions MixingConnect your microphones to the MIC 1 and MIC Jacks =8.6?sRepeat to reserve other tracks Karaoke ProgramTo stop play Setting the Timer Setting the Clock #$~A~B&.’z~gl~~,p$Q~ . jV!j@Lgq@@.F=%%@ PreparationTimer Recording Setting the Sleep TinierPrepare the source Equipmentsources Connecting OptionalTroubleshooting Guide Care and MaintenanceFM tuner section Speaker svstem SX-NA74 For NSX-A740, NSX-A74Svstem SX-ANA72 For NSX-A72 DIiiEimFront 180$peaker system %#72 dEEiEIzStereoeffectwith-Aiwa Front180 speaker system ESPAiiOL Enerqia electricaOPERAClONES Basicas IndiceAntes de conectar el cable de alimentacion de CA ConexionesPara posicionar Ias antenas Antena de FM Antena de cuadro de AMConecte el altavoz izquierdo a la unidad principal Conecte el altavoz derecho a la unidad principalConecte Ias antenas suministradlas Conecte et cable de alimemtaci6m de CA a urns toma de CADe AM Conecte Ias antenas suministradasPosicionamiento DE LOS Altavoces Control RemotoConexion DE UNA Antena Exterior NSX-A74solamenteAntes DE LA Operacion Control DevolumenAjustes DE Audio Sistema BBESistema DE Sonido AMBIENTAlm Ecualizador GraficoDSP Sintonizacion Manual Seleccion de un numero de preajuste en la unidad principal Sintonizacion Mediante Nlimero DE PreajustePara borrar una emisora preaiustada Para cambiar el intervalo de sintonizaci6n de AMReproduction DE Discos OPERAClONES BasicasSeleccion de una cancion con el control remoto Repetition DE Reproduction Reproduction ProgramadaPulse dos veces el boton Prgm estando en el modo de parada Programar una cancion. EjemploReproduction DE UNA Cinta ~~ Insercion DE CintasPulse el boton Tape y la marca = Eject para abrir Sensor Musical Reproduction ContinuaAcerca de Ias cintas de casele Las cintas de 120 minutes o rnas sonl extremadamenteInsercion DE Espacios Sinsgrabar Grabacion BasicaPulse el boton Dolby NR para activar o desactivar,DoJby NR Pulse el boton REQ/REC Mute para iniciar la arabacionPulse el boton Dolby NR para desactivar Dolby NR Copiado Manual DE UNA Cinta Copiado DE Tida LA GintaPulse el boton TAPE/DECK 1/2 para seleccionar la platina Pulse el boton REC/REC Mute para iniciar la grabacionPara borrar el programa de edition Grabacion CON Edicion AlPara detener la grabacion Pulse el boton REC/REIC Mute para iniciar la grabacih Grabacion CON Edicion ProgramadaPulse Ios botones 0 para designar la duration de la cinta Para cambiar el programa de cada car,aConecte sus microfonos a Ias tomas MIC 1 Y MIC Mezcla MicrofonicaPara cambiar el tiempo de retardo del eco Cuando no utilice Ios microfonosPrograma DE Karaoke Ajuste DEL Temporizador Puesta EN Hora DEL RelojPara visualizer la hors actual Para cambiar al modo de 24 horasAjuste DEL Temporizador Para D Irmir Para cancelisr el temporizador para dormirGrabacion CON Temporizador Prepare la fuente de sonidoEscucha DE Fuentes DE Sonido Externas Conexion DE UN Eiuipo Opcional~,, f ProblemasSe produce una visualization erronea o un mal Para desmagnetizar Ias cabezasSistema de altavoces SX-FNA71 Para el NSX-A71 Tipo de caja EspecificacionesEEiEEcl Sistema de altavclces dellantero de Lfo a% A&.ua ’%s%472 ~Efecto ConventionalEneraie electriaue InstallationFixation a un mur ou un plafond L’appareil ne doit pas Antenne exterieure IdesmatieresEntretien Cordon d’alimentation secteurConnexions NSX-A721NSX-A71 Brancher Ie cordon secteur a une prise de courant Connexion D’UNE Antenne Exterieure TelecommaniieReglages Audio Avant L’UTILISATIONSysteme BBE Systeme Super T-BASSSysteme Surround DSP Egaliseur Graphique‘uRROuND Repeter Ies etapes 1 et Accord ManuelQuand une emission FM stereo presente des parasites ClearSuppression d’une station memorisee Accord SUR UNE Station MemoriseePour changer I’intervalle d’accord AM TUNER/BANDMise EN Place DE Disques Operations DE BaseLecture DE Disques Lecture Programmed Appuyer deux fois sur la touche Prgm clans Ie mode arri$tLecture ALEATOIRE/REPETEE Appuyer sur la touche + F pour demarrer la lecture Mise EN Place DE CassettesQuand il y a des cassettes en place clans Ies deux platines Seniseur DE Musique Lecture CONTI,NUELe ruban magnetique des cassettes de 120 minutes Systeme reducteur de bruit DolbyInsertion D’ESPACES Iblancs ~ Enregistrement DE BaseInserer la cassette a enregistrer clans la platine Pour arreter la duplication Duplication Manuelle D’UNE DUP .ICATION DE LA TotalitePour arr&er la duplication Pour arr~ter l’enregistrement Enreigistrement Avec Montage ET Calcul DU TempsPour effacer Ie programme du montage Pour contr%ler I’ordre des numeros des plages programmersPour arriXer I’enregistrement Enregistrement Avec Montage ProgrammePour contr61er I’ordre des numeros des plages programmers Pour changer Ie programme de chaque faceFonctions Vocal FADER/MULTIPLEX Mixage Avec MicrophoneBrancher Ies microphones aux prises MIC 1 et Pour charger Ie canal audible de la fonction Multiplex Progiramme DE KaraokePour ajouter une reservation pendant la lecture Pour contr61er Ies plages reserveesPour afficlher I’heure courante Reglage DE L’HORLOGE Reglage DE LA MinuterieSi l’affichage de I’horloge clignote PreparaticmReglage DE LA Minuterie ’ARRET Enregistrement Commande PAR LA MinuterieEcoute DE SOU.RCES Externes Coninexion D’UN Appareil OptionnelPrises VIDEO/AUX ET MD Prises Line OUTEN CAS DE Problemie Entrees Rapport Signal/bruitPartie De pisteCEiEIl Enceinte acoustiquea diffusion sonore frontalesur180 Pwctp4?&@ce&?&2a#uqa?4#L6@tzNomenclature Indice DE LAS PartesCfl// ~0// free 1-80&6uy-A/wA