Sony CX-NMT90 manual Care and Maintenance, Troubleshooting Guide

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CARE AND MAINTENANCE

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

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,

playback pead Cotton swab

——

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,

*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,

TROUBLESHOOTING GUIDE

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

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 “th; speaker terminals.

+ Disconnect the AC cord, then correct the speaker

connections.

*Was an incorrect function button Dressed?

Sound is emitted from one speaker only. c Is the other speaker disconnected?

The output sound is not stereo.

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 away from other electrical appliances.

CASSETTE DECK SECTION

The tape does not run.

Is deck 2 in pause mode? (+ page 11)

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? (+ pa~le 12)

Is the recording head dirty? (+ page 24)

Erasure is not possible.

QIs the erasure head dirty? (+ page 24)

Is a metal tape being used?

High frequency sound is not emitted.

Is a tape recorded without Dolby NR played back with the Dolby NR system operating? (+ page 11)

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

CD PLAYER SECTION

The CD player does not play.

Is the disc correctly inserted? (+ page 9)

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 or while pressing the W 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 carry out step 2.

ENGLISH24

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Contents Tmi3iE Installation PrecautionsElectric Power AC power cordContents Positioning the Speakers Setting UPConnections Owner’s recordConnect the front speakers Connect the supplied antennasConnect the surround speakers Connect the center speakerConnecting AN Outdoor Antenna Remote ControlTo connect other optional equipment+ Volume Audio AdjustmentsBefore Operation BBE SystemGraphic Equalizer Sound adjustment during recordingDSP Surround System Press the GEQ button repeatedly until the desiredPreset Number Tuning Manual TuningRepeat steps 1 Press the TUNER/BAND button to select a bandLoading Discs Basic OperationsPlaying Discs Programmed Play Press the Prgm button twice in stop modeRandom /REPEAT Play Playing Back a Tape Inserting TapesAbout cassette tapes Continuous PlayInserting Blank Spaces Basic RecordingPress the Dolby NR button to turn Dolby NR on or off Press the . REC/REC Mute button to start recordingDubbing the Whole Tape Dubbing a Tape ManuallyTo add tracks from other discs to the edit program To stop recordingTime on cassette tapes and editing time Press the +4 or button to designate the tape length Programmed Edit RecordingRepeat for the rest of the tracks for side a Press the O REC/REC Mute button to start recordingPress the Dolby PRO Logic button to select To change the delay timeRear-mounted surround speakers enhance the depth DolbyAdditional Dolby PRO Logic Modes Play with Dolby PRO LogicVocal FADER/MULTIPLEX Functions Microphone MixingConnect your microphones to the MIC 1 and MIC 2 jacks Auto Multiplex functionKaraoke Program To switch to the 24-hour standard Setting the Clock Setting the TimerTo display the current time Clock display flashesTimer Recording Setting the Sleep TimerPrepare the source Press the Sleep buttonListening to External Sources Connecting Optional EquipmentVIDEO/AUX, MD Jacks Line OUT JacksTroubleshooting Guide Care and MaintenanceGeneral Page Instalacion PrecaucionesEnerafa electrica Electric ShockOPERAClONES Basicas IndiceAntena exterior No Trate DE Reparar LA Unidad Usted MismoUbicacion DE LOS Altavoces InstalacionConexiones Compruebe su sistema y accesorios @o@Conecte Ios altavoces delanteros Conecte Ias antenas suministradasConecte Ios altavoces de sonido ambiental Conecte el altavoz centralConexion DE UNA Antena Exterior Control RemotoAntes DE LA Operacion Control DE VolumenAjustes DE Audio Sistema BbieSistema DE Sonido Ambiental DSP Ecualizador GraficoPulse repetidamente el boton GEQ hasta que se visualice Preajuste DE Emisoras Sintonizacion ManualPulse el boton 1++ Down o 1 UP para seleccionar una emisora Reproduction DE Discos Introduction DE DiscosCompartimiento, pulse el boton + Reproduction ALEATO131A/ Repetition DE Reproduction REPR3DUCCION ProgramadaPulse dos veces el boton Prgm estando en el modlo de parada Insercion DE Cintas Operaciones BasicasReproduction DE UNA Cinta Pulse el boton para iniciar la reproductionAcerca de Ias cintas de casete Sensor MusicalLas cintas de 120 minutes o mas son extremadamente Sistema Dolby NRInsercion DE Espacios SIN Grabar Grabacion BasicaInserte la cinta que vaya a grabar en la platina Pulse el boton Dolby NR para activar o desactivar Dolby NRPuke el boton Dolby NR para desactivar Dolby Nl% Copiado Manual DE UNA Cinta Copiado DE Toda LA CW+ITAPulse el boton TAPE/DECK 1/2 para seleccionar la platina GrabacionPara borrar el programa de edition Para detener la grabacionTiempo de Ias cintas de casete y tiempo de edition Dolby NR para activar o desactivar Dolby NR Grabacion CON Edicion ProgramadaPulse Ios botones 4 0 para designar la duration de la cinta Pulse el bot6n O REC/REC Mute para inicialr la grabacionPulse el boton Dolby PRO Logic para seleccionar Normal Ajuste DEL Equilibria DE Sonido DE LOS AltavocesLos altavoces de sonido ambiental montados en la parte Para cambiar el tiempo de retardoReproduction CON Dolby PRO Logic Para cancelar el modo Dolby Pro LogicOtros Modos Dolby PRO Logic Para cambiar Ios niveles de sonido durante la reprociuccionConecte sus microfonos a Ias tomas MIC 1 y Mezcla MicrofonicaPara cambiar el tiempo de retardo del eco Para detener la reproduction Programa DE KaraokeClear Ajuste DEL Temporizador Puesta EN Hora DEL RelojPara visualizer la hors actual Si parpadea la visualization del relojGrabacion CON Temporizador Ajuste DEL Temporizador Para DormirPrepare la fuente de sonido Escucha DE Fuentes DE Sonido Externas Conexion DE UN Equipo OpcionalCuidados Y Mantenimiento Guia Para LA Solucion DE ProblemasSistema de aitavoces SX-NA94 Tipo de caja EspecificacionesSeccion de la platina Page ElA= Al’ DES Matieres Contr61er la chalne et Ies accessoires InstallationPositionnement DES Enceintes ConnexionsSurround Ies antennes Fournies ConnecterConnecter I’appareil video Connecter Ie televiseur a I’appareil vid60Connexion D’UNEANTENNE Exterieure TelecommandeReglages Audio Avant L’UTILISATIONSysteme BBE Systeme Super T-BASSSysteme Surround DSP Egaliseur GraphiqueMemorisation DE Stations Accord ManuelAccord SUR UNE Station Memorisee Repeter Ies etapes 1 etOperations DE Base Selection d’une plage avec la telecommandeMise EN Place DE Disques Lecture DE DisgwesLecture Programmed Appuyer deux fois sur la touche Prgm clans Ie mode arriMLecture ALEATOIRE/REPETEE Mise EN Place DE Cassettes Pour selectionner un mode d’inversion platine 2 seulementLecture D’UNE Cassette Appuyer sur la touche +~ pour demarrer la lectureSenseur DE Musique Lecture ContinueInsertion D’ESPACES Blancs Enregistrement DE BasePour arr~ter la duplication Pour arriXer la duplicationPour arr&er I’enregistrement Enregistrement Avec Montage ET Calcul DU TempsPour effacer Ie programme du montage Pour controler I’ordre des numeros des plages programmersRepeter I’etape 5 pour Ie reste des plages de Ila Face a Enregistrement Avec Montage ProgrammePour changer Ie programme de chaque face Regler Ie niveau sonore des enceintes centrale et surround Reglage DE LA Balance DES Niveaux DES EnceintesLes enceintes surround montees a I’arriere ameliorent la Pour changer Ie temps de retardPour selectionner Phantom ou 3 CH Logic Autres Modes Dolby PRO LogicNormal ~ Phantom a 3 CH Logic Fonctions Vocal Fadeiwmultiplex Mixage Avec MicrophoneBrancher Ies microphones aux prises MIC 1 et MIC Pour changer Ie temps de retard de I’echoPour sauter une plage en tours de lecture Programme DE KaraokePour contr61er Ies plages reservees Pendant ces auatre secondes, appuyer sur une REGLAGEDEL’HORLOGE Reglage DE LA MinuterieSource Reglage DE LA Minuteriie ’ARRET Enregistrement Commande PAR LA MinuteriePreparer la source Pour ecouter un disque compact, mettre Ie disque a Iire enEcoute DE Sources Externes Connexion D’UN Appareil OptionnelSoinis ET Entretien EN CAS DE ProblemeSpecifications Page Indice DE LAS Partes Parts IndexNomenclature