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Yamaha K-902, Owner'S Manual

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K-902

Natural Sound Stereo Cassette Deck

Platine à cassette stéréo de la série “Natural Sound”

OWNER’S MANUAL

MODE D'EMPLOI

IMPORTANT

Please record the serial number of your unit in the space below.

Model:
Serial No:

The serial number is located on the rear of the unit.
Retain this Owner’s Manual in a safe place for future reference.

Summary of Contents for K-902

Page 1: ...réo de la série Natural Sound OWNER S MANUAL MODE D EMPLOI IMPORTANT Please record the serial number of your unit in the space below Model Serial No The serial number is located on the rear of the unit Retain this Owner s Manual in a safe place for future reference ...

Page 2: ...should not attempt to service the appliance beyond those means described in the operating instructions All other servicing should be referred to qualified service personnel 17 Grounding or Polarization The precautions should be taken so that the grounding or polarization of an appliance is not defeated CAUTION The apparatus is not disconnected from the AC power source as long as it is connected to...

Page 3: ...nic Industries Association s Consumer Electronics Group want you to get the most out of your equipment by playing it at a safe level One that lets the sound come through loud and clear without annoying blaring or distortion and most importantly without affecting your sensitive hearing Since hearing damage from loud sounds is often undetectable until it is too late YAMAHA and the Electronic Industr...

Page 4: ... Playback from DECK A to DECK B Selection Search Dolby noise reduction manufactured under license from Dolby Laboratories Licensing Corporation DOLBY and the double D symbol are trademarks of Dolby Laboratories Licensing Corporation DUBBING 13 CASSETTE TAPES 14 MAINTENANCE 15 OPTIONAL REMOTE CONTROL TRANSMITTER 15 TROUBLESHOOTING 16 SPECIFICATIONS 17 Recording Mute Function Rec Return Operation Ea...

Page 5: ...uld be connected to the Rec Out Recording Output jacks on your amplifier receiver Connect the power cord to an AC wall outlet or to an AC outlet on the rear panel of your amplifier receiver if provided Amplifier or receiver NOTES ON THIS MANUAL In this manual the main operation buttons of the front panel are indicated based on DECK B when the operation is common to both DECKs A and B Since the loc...

Page 6: ...rse and the corresponding indicator lights on the display To stop playback Press the STOP button To remove the cassette tape press the EJECT button The cassette compartment door opens To turn off the power press the POWER button To set the counter reading to 0000 Press the RESET button Use the tape counter to aid in locating a point on a tape 0000 to 9999 To fast forward or rewind the tape When th...

Page 7: ...ape is fast forwarded to the end of the forward side playback automatically starts from the reverse side Both sides of the tape are repeatedly played back up to 8 times When the tape is fast forwarded or rewound to the beginning or the end of a side playback automatically starts from the same side or the other side respectively RELAY Cassette tapes loaded in DECKs A and B are played back sequentia...

Page 8: ...sired selection by searching for the beginning of the selection When the tape running indicator is lit To search for the next selection When the tape running indicator is lit When the tape running indicator is lit To search for the beginning of the current selection When the tape running indicator is lit To search for the selection located before the current selection Operate the following buttons...

Page 9: ...Ks A and B start playback from DECK A The playback patterns differ according to the setting of the MODE button Refer to the following When the MODE button is set to RELAY DECK A forward side reverse side DECK B forward side reverse side When the MODE button is set to DECK A forward side reverse side DECK B forward side reverse side When the MODE button is set to DECK A forward side reverse side DE...

Page 10: ...sh in the compartment door until it locks shut PLAY Recording starts 1 2 4 Preparation for recording Turn on the POWER switch Set your amplifier or receiver to cassette deck function mode Basic operation To record a program source 3 Select the tape running direction Press the DIRECTION button for DECK B Each time this button is pressed the tape running direction changes between forward and reverse...

Page 11: ...se OFF No noise reduction B For recording the sources with Dolby B NR C For recording the sources with Dolby C NR Dolby noise reduction is an extremely effective method of reducing undesirable background hiss on tapes This unit incorporates both Dolby B NR and the newer Dolby C NR system Dolby C NR is approximately twice as effective as the earlier Dolby B NR Display during recording 30 dB A R L 2...

Page 12: ...eck enters Rec pause mode after making a 4 second blank interval To resume recording press the PLAY button If a blank interval shorter than 4 seconds is desired press the PLAY button at the desired point during Rec mute mode Recording will be resumed from that point During recording During Rec mute operation the REC indicator blinks During recording When the indicator is lit When the indicator is ...

Page 13: ...bed To stop dubbing Press the STOP button If you press the STOP button on DECK B both decks stop simultaneously and the dubbing mode is cancelled If you press the STOP button on DECK A DECK A stops immediately and then DECK B stops after recording a 4 second blank section When the tape in DECK B reaches its end DECK B and DECK A stop at the same time When the tape in DECK A reaches its end DECK A ...

Page 14: ...es available However they all conform to standard specifications so any brand may be used with the deck Classification of Cassette Tapes by Formulation Cassette tapes are available in four basic types depending on their formulation or type of magnetic material and manufacturing process These four types are commonly known as Normal Type I NORM Chrome Type II HIGH CrO2 Ferrichrome Type III FeCr and ...

Page 15: ... Normal use will cause an accumulation of dirt and dust on the heads capstans and pinch rollers This can lead to poor sound quality drop outs intervals with no sound unsteady tape speed loss of high frequency response etc Thus clean the heads and all surfaces over which the tape travels with a commercially available cleaning cassette and fluid type cleaner DEMAGNETIZATION After 20 30 hours of use ...

Page 16: ...with adhesive tape Clean head Demagnetize head using head demagnetizer Change to a different tape Replace with a fresh tape A warped cassette shell cannot be fixed Replace with another tape and test Check input level with signal level meter and use lower rec level when recording Check and secure connections Clean head Demagnetize head with head demagnetizer Change to better tape Check input and ou...

Page 17: ...ency Response 20 dB Type I Normal 20 16 000 Hz 3 dB Type II High CrO2 20 17 000 Hz 3 dB Type IV Metal 20 19 000 Hz 3 dB Harmonic Distortion less than 1 0 Input Sensitivity Impedance Line 100 mV 43 k ohms Output Level Line 570 mV 1 4 k ohms Phones 0 25 mV 8 ohms Channel Separation 1 kHz more than 40 dB Crosstalk 125 Hz more than 55 dB SPECIFICATIONS GENERAL Power Supply U S A and Canada model 120 V...

Page 18: ... I normale 20 16 000 Hz 3 dB Type II élevée CrO2 20 17 000 Hz 3 dB Type IV métal 20 19 000 Hz 3 dB Distorsion harmonique Moins de 1 0 Sensibilité d entrée impédance Ligne 100 mV 43 k ohms Niveau de sortie Ligne 570 mV 1 4 kohms Casque 0 25 mV 8 ohms Séparation des canaux 1 kHz inférieure à 40 dB Diaphonie 125 Hz inférieure à 55 dB GENERALES Alimentation Modèle pour les Etats Unis et le Canada 120 ...

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