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Yamaha AV-90PY Owner's Manual

Natural sound digital sound field processing amplifier 5 speaker configuration
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100W + 100W (8Ω) RMS Output Power, 0.08% THD, 20-20,000 Hz (Front)
25W (8Ω) RMS Output Power, 0.08% THD, 20-20,000 Hz (Center)
25W + 25W (8Ω) RMS Output Power, 0.3% THD, 1,000 Hz (Rear)
Digital Sound Field Processor; 4 Programs for Digital Sound Field Processing
and 2 Programs for Dolby Surround (DOLBY PRO LOGIC AND ENHANCED)
Thank you for selecting this YAMAHA stereo amplifier.
OWNER'S MANUAL
CONTENTS
Safety Instructions..................................... 2
Caution...................................................... 3
Warning..................................................... 3
Supplied Accessories................................ 3
Profile of This Unit..................................... 4
Connections .............................................. 7
Adjustment Before Operation.................... 10
Operations................................................. 13
(DSP) ........................................................ 16
Remote-Control Transmitter...................... 20
Transmitter ................................................ 22
Troubleshooting ........................................ 23
Specifications ............................................ 24
Natural Sound Digital Sound Field Processing Amplifier
Automatic Input Balance Control for Dolby Surround
Programmable Remote Control Transmitter
IMPORTANT!
Please record the serial number of this
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.
WARNING
TO REDUCE THE RISK OF FIRE OR
ELECTRIC SHOCK, DO NOT EXPOSE
THIS UNIT TO RAIN OR MOISTURE.
A V -90PY

5 Speaker Configuration

Video Signal Input/Output Capability
• Explanation of Graphical Symbols
CAUTION
RISK OF ELECTRIC SHOCK
DO NOT OPEN
CAUTION: TO REDUCE THE RISK OF
ELECTRIC SHOCK, DO NOT REMOVE
COVER (OR BACK), NO USER-SERVICEABLE
PARTS INSIDE, REFER SERVICING TO
QUALIFIED SERVICE PERSONNEL.
The lightning flash with arrowhead
symbol, within an equilateral triangle,
is intended to alert you to the
presence of uninsulated "dangerous
voltage" within the product's
enclosure that may be of sufficient
magnitude to constitute a risk of
electric shock to persons.
The exclamation point within an
equilateral triangle is intended to alert
you to the presence of important
operating and maintenance
(servicing) instructions in the
literature accompanying the
appliance.
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  Summary of Contents for Yamaha AV-90PY

  • Page 1: Table Of Contents

    Digital Sound Field Processor; 4 Programs for Digital Sound Field Processing and 2 Programs for Dolby Surround (DOLBY PRO LOGIC AND ENHANCED) Automatic Input Balance Control for Dolby Surround Thank you for selecting this YAMAHA stereo amplifier. OWNER’S MANUAL CONTENTS Safety Instructions...
  • Page 2: Safety Instructions

    This product, when installed as indicated in the instructions contained in this manual, meets FCC requirements. Modifications not expressly approved by Yamaha may void your authority, granted by the FCC, to use the product. 2. IMPORTANT : When connecting this product to accessories and/or another product use only high quality shielded cables.
  • Page 3: Caution

    DO NOT REMOVE ANY ENCLOSURE COMPONENTS! There are no user serviceable parts inside. All service should be performed by a service representative authorized by Yamaha to perform such service. SUPPLIED ACCESSORIES After unpacking, check that the following parts are contained.
  • Page 4: Profile Of This Unit

    You are the proud owner of Yamaha AV-90PY, the stereo amplifier –an extremely sophisticated audio component. The Digital Sound Field Processor (DSP) built in this unit takes full advantage of Yamaha’s undisputed leadership in the field of digital audio processing to bring you a whole new world of listening experiences. Follow the instructions in this manual carefully when setting up your system, and this unit will sonically transform your room into a wide range of listening environments –movie theater, concert...
  • Page 5: Speaker Setting-Up For This Unit

    SPEAKER SETTING UP FOR THIS UNIT SPEAKERS TO BE USED This unit is designed to provide the best sound-field quality with 5 speaker configuration. The speakers to be used with this unit will be mainly front speakers, rear speakers, and a center speaker. (You can delete a center speaker. Refer to the “4-Speaker Configuration”...
  • Page 6: Yamaha Active Servo Technology

    YAMAHA ACTIVE SERVO TECHNOLOGY High-amplitude bass sound Port Signals of low amplitude The theory of the Active Servo Technology is based upon two major factors, the Helmholtz resonator and negative- impedance drive. Active Servo Processing speakers reproduce the bass frequencies through an “air woofer”, which is a small port or opening in the speaker’s cabinet.
  • Page 7: Connections

    Before attempting to make any connections to or from this unit, be sure to first switch OFF the power to this unit and to any other components to which connections are being made. CONNECTIONS WITH OTHER COMPONENTS When making connections between this unit and other components, be sure all connections are made correctly, that is to say L (left) to L, R (right) to R, “+”...
  • Page 8: Connecting Speakers

    SWITCHED AC OUTLETS is 100 watts. REMOTE CONTROL (PHONO) connector If you have a YAMAHA turntable with the it to this connector by using the cable provided with the turntable. This connection allows you to control the turntable from the provided remote control transmitter.
  • Page 9 SETTING OF THE YST SELECTOR This unit can drive conventional speakers and YAMAHA Active Servo Processing speakers. Switch the YST SELECTOR (located on the rear panel of this unit ) to the appropriate position referring to the following. CONVENTIONAL position: To drive conventional speakers .
  • Page 10: Adjustment Before Operation

    ADJUSTMENT BEFORE OPERATION Speaker balance adjustment Using the built-in test tone generator, this procedure lets you adjust the sound output level balance between the front, center, and rear speakers. With this adjustment, the sound output level heard at the listening position will be the same from each speaker. This is important for the best performance of digital sound field processor.
  • Page 11 For the detailed information on the remote-control transmitter, refer to “REMOTE CONTROL TRANSMITTER” on the page 20. PRO LOGIC Select the center mode depending on your speaker configuration. (Refer to “SPEAKER CONFIGURATION” on page NORMAL CENTER MODE WIDE PHANTOM On the feature of each mode, refer to the “Note” shown below.
  • Page 12 Adjust the BALANCE control so that the effect sound output level of the left front speaker and the right front speaker are the same. BALANCE On the front panel of the unit. Make the sound output level of the center speaker the same as that of the front speakers with the CENTER LEVEL key.
  • Page 13: Operations

    PHONES To play a source VOLUME — dB ∞ Set to the “ ” position. Select a desired input source. (For video sources, turn the TV/monitor ON.) * The indicator corresponding to the selected input source will illuminate. Play the source. VOLUME —...
  • Page 14 To record a source to tape Select the source to be recorded. * To dub from tape to tape, refer to the “Notes” shown below. * When selecting LD/TV, TUNER, CD or PHONO, be sure the TAPE 1 MON, VCR 1 MON or VCR 2/TAPE 2 MON input selector(s) are not also selected.
  • Page 15 Adjusting the BALANCE control Adjust the balance of the output volume to the left and right speakers to compensate for sound imbalance caused from speaker location or listening room conditions. BALANCE Note This control is effective only on the sound from the front speakers.
  • Page 16: Using Digital Sound Field Processor (Dsp)

    USING DIGITAL SOUND FIELD PROCESSOR ( DSP ) This unit incorporates a sophisticated, multi-program digital sound field processor, which allows you to expand and shape the audio sound field from both the audio and video sources, for a theater-like experience in the listening/viewing room. This digital sound field processor has 6 programs;...
  • Page 17 Notes on Operation of Sound Field Programs In the CONCERT VIDEO, MONO MOVIE, ROCK CONCERT and CONCERT HALL, no sound is heard from the center speaker. When the monaural sound source is played in the DOLBY PRO LOGIC or ENHANCED, no sound is heard from the front speakers and the rear speakers.
  • Page 18 To play source with the digital sound field processor Follow the step 1, 2, 3, 4, and 5 shown in “OPERATION” on page 13. Select a desired program suitable for the source. PRO LOGIC The corresponding indicator will illuminate. Adjustment of DELAY TIME You can adjust the time difference between the beginning of the source sound and the beginning of the effect sound with the DELAY TIME control.
  • Page 19 Adjustment of the FRONT EFFECT LEVEL If desired, you can adjust the effect sound output level of the front speakers with this control. The output level is preset to be 80. However, you can adjust the level between 1 and 100. Adjustable.
  • Page 20: Remote-Control Transmitter

    REMOTE CONTROL TRANSMITTER The provided remote control transmitter is designed to control this unit and other YAMAHA components. If the CD player, turntable, LD player and tape deck connected to this unit are YAMAHA components designed for remote control compatibility (components with an mark), then this remote control transmitter will also control various functions of each component.
  • Page 21: Remote-Control "Learning" Function

    REMOTE CONTROL “LEARNING” FUNCTION The keys on this remote control transmitter can be programmed to “learn” key-functions from other remote control transmitters. By using this feature, this unit can then be used in place of one or more other remote control transmitters, thus making operation of your various audio and video components more convenient.
  • Page 22: Notes About The Remote Control Transmitter

    To Clear a Learned Function USER Set to the “USER” position. Press and hold the CLEAR button using the point of a mechanical pencil, etc. CLEAR Press and hold the key where the learned function to be deleted is until the indicator flashes 3 times. To clear two or more functions, repeat steps 2 and 3.
  • Page 23: Troubleshooting

    If the unit fails to operate normally, check the following points to determine whether the fault can be corrected by the simple measures suggested. If it cannot be corrected, or if the fault is not listed in the SYMPTOM column, disconnect the power cord and contact your authorized YAMAHA dealer or service center for help. SYMPTOM The unit fails to turn on when the POWER switch is pressed.
  • Page 24: Specifications

    SPECIFICATIONS Minimum RMS Output Power Per Channel (20 Hz – 20 kHz 0.08% THD 8Ω) Front L, R ... 100W+100W Center ... 25W (1 kHz 0.3% THD 8Ω) Rear L, R ... 25W+25W Dynamic Power Per Channel (by IHF Dynamic Headroom Measuring Method) 8Ω/6Ω/4Ω/2Ω...
  • Page 25 YAMAHA ELECTRONIK EUROPA G.m.b.H. SIEMENSSTR. 22-34, D-2084 RELLINGEN BEI HAMBURG, F.R. OF GERMANY YAMAHA ELECTRONIQUE FRANCE S.A. 17 RUE DES CAMPANULES, LOGNES 77321 MARNE LA VALLEE CEDEX 2, FRANCE YAMAHA ELECTRONICS (UK) LTD. YAMAHA HOUSE, 200 RICKMANSWORTH ROAD WATFORD, HERTS WD1 7JS, ENGLAND YAMAHA SCANDINAVIA A.B.