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Yamaha A-S2000 Owner's Manual

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UCAB
Stereo Amplifier
Amplificateur Stéréo
OWNER'S MANUAL
MODE D'EMPLOI

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  Summary of Contents for Yamaha A-S2000

  • Page 1 UCAB Stereo Amplifier Amplificateur Stéréo OWNER’S MANUAL MODE D’EMPLOI...
  • Page 2 HiFi Began with Yamaha Yamaha’s involvement with and passion for music goes back more than a century, to when we built our first reed organ in 1887. Now we are the world’s leading producer of pianos and other musical instruments, and are involved with music in many other ways as well.
  • Page 3 NS-10M Studio Monitor Speaker Became of the most popular studio monitors in the world. A-1 Integrated Amplifier PX-2 Turntable Yamaha’s first straight arm turntable. B-6 Power Amplifier Pyramid-shaped power amplifier. GT-2000/L Turntable First CD Player (CD-1) introduced in 1983 B-2x Power Amplifier...
  • Page 4 Full floating and balanced circuit design achieves for the first time the full potential of analogue amplification An entirely new floating and balanced power amp achieves complete symmetry and permits full balanced transmission (amplification) from the input jack to just before the speaker jack Full-stage balanced signal transmission The world’s first integrated amp to offer full stage balanced transmission, combining high power output with good sound texture and outstanding S/N performance...
  • Page 5: Controls And Functions

    Controls and functions In this chapter, you will learn the controls and functions of A-S2000.
  • Page 6 • If the POWER indicator flashes when you turn on this unit, disconnect the AC power cable and contact the nearest authorized Yamaha dealer or service center (see page 24). • When you turn on this unit, there will be a few second delay before this unit can reproduce sound.
  • Page 7: Phones Jack

    INPUT VOLUME TREBLE BALANCE CD BAL LINE 1 LINE 2 TUNER MAIN DIRECT PHONO PHONO AUDIO MUTE 3 PHONES jack 5 SPEAKERS Outputs audio for private listening with headphones. Turns on or off the speaker set connected to the SPEAKERS L/R CH A and/or B terminals on the rear panel.
  • Page 8 Controls and functions Front panel (right side) BASS POWER PHONES TRIM SPEAKERS BI-WIRING 6 BASS 8 BALANCE Increases or decreases the low frequency response. The 0 Adjusts the audio output balance of the left and right position produces a flat response. speakers to compensate for sound imbalances caused by Control range: –10 dB to +10 dB speaker locations or listening room conditions.
  • Page 9: Input Selector

    INPUT VOLUME TREBLE BALANCE CD BAL LINE 1 LINE 2 TUNER MAIN DIRECT PHONO PHONO AUDIO MUTE 0 INPUT selector A AUDIO MUTE Selects the input source you want to listen to. Press downward to reduce the current volume level by The audio signals of the selected input source are also approximately 20 dB.
  • Page 10: Rear Panel

    Controls and functions Rear panel SPEAKERS R CH INPUT LINE2 TUNER LINE 1 PHONO 5 PRE OUT jacks See page 14 for connection information. Notes 1 SPEAKERS L/R CH terminals • When you connect audio pin plugs to the PRE OUT jacks to 2 INPUT jacks drive the speakers using an external amplifier, it is not necessary to use the SPEAKERS L/R CH terminals.
  • Page 11 SPEAKERS L CH VOLTAGE SELECTOR MAIN IN PRE OUT 230- 240V AC IN 6 AC IN 8 Foot Use this inlet to plug in the supplied power cable. The feet of this unit include built-in spikes. Using the spikes can reduce the effect of vibrations on the set. When 7 VOLTAGE SELECTOR using the spikes, remove the magnet foot by pulling it.
  • Page 12 Installing batteries in the remote control 1 Infrared signal transmitter Outputs infrared control signals. 2 Yamaha tuner control buttons Control functions of Yamaha tuner. Refer to the owner’s manual of your tuner for details. Note Press the part and slide the battery compartment cover off.
  • Page 13: Connections

    Connections In this section, you will make connections between A-S2000, speakers, and source components.
  • Page 14 Connections Speakers A (R channel) CD player with CD player with RCA jacks XLR jacks Tuner SPEAKERS R CH INPUT LINE2 TUNER LINE 1 MAIN IN PRE OUT PHONO Ground Speakers B (R channel) DVD player, Turntable etc. Caution • Do not let the bare speaker wires touch each other or do not let •...
  • Page 15 Speakers B (L channel) CD recorder, tape deck, etc. Caution • Because the power amplifier of A-S2000 is of the floating balanced type, the following types of connections are not Fig. 1 Fig. 2 possible. – Connecting with the left channel “–” terminal and the right channel “–”...
  • Page 16 Connections Connecting the speakers Connecting the banana plug (Except for Europe models) Remove approximately 10 mm (0.4 in) of insulation from the end of each speaker First, tighten the knob and then insert the banana cable and twist the exposed wires of the plug into the end of the corresponding terminal.
  • Page 17 Bi-wire connection Connecting to the CD BAL jacks Connect your CD player with the XLR balanced output The bi-wire connection separates the woofer from the jacks. The pin assignments for these jacks are shown combined midrange and tweeter section. A bi-wire below.
  • Page 18 Connections VOLTAGE SELECTOR (Asia and General models only) Caution The VOLTAGE SELECTOR on the rear panel of this unit must be set for your local voltage BEFORE plugging the power cable into the AC wall outlet. Improper setting of the VOLTAGE SELECTOR may cause damage to this unit and create a potential fire hazard.
  • Page 19: Specifications

    Specifications In this section, you will find technical specifications for A-S2000.
  • Page 20: Power Section

    Specifications POWER SECTION CONTROL SECTION • Minimum RMS Output Power • Input Sensitivity/Input Impedance (8 Ω , 20 Hz to 20 kHz, 0.02% THD) ...... 90 W + 90 W CD, etc..............150 mV/47 kΩ (4 Ω , 20 Hz to 20 kHz, 0.02% THD) ....150 W + 150 W MM .................
  • Page 21: Block Diagram

    Block diagram for µ COM for MC AMP for EQ AMP for LINE AMP1 for LINE AMP2 for VOLUME1 for VOLUME2 TONE CONTROL/FLAT MAIN DIRECT SPEAKER DRIVER SPEAKER DRIVER COLD (NEGATIVE PHASE) SIDE HOT (POSITIVE PHASE) SIDE...
  • Page 22 Specifications Tone control characteristics +12.5 +7.5 +2.5 –2.5 –5 –7.5 –10 –12.5 –15 100k Frequency (Hz) Total harmonic distortion 0.05 0.02 20kHz 0.01 20Hz 0.005 1kHz 0.002 0.001 Output (W)
  • Page 23 Total harmonic distortion (PHONO) 0.05 20Hz 1kHz 20kHz 0.02 0.01 0.005 0.002 0.001 0.0005 0.0002 0.0001 100µ 200µ 500µ 100m 200m 500m Input (Vrms)
  • Page 24: Troubleshooting

    There is a problem with the internal Disconnect the AC power cable and contact the — circuitries of this unit. nearest authorized Yamaha dealer or service center. The protection circuitry has been activated Check that the speaker wires are not touching each The INPUT indicator because of a short circuit, etc.
  • Page 25 Problem Cause Remedy page Incorrect setting for the PHONO switch Switch the PHONO switch to the MM or MC position The volume level is on the front panel. according to the type of magnetic cartridge of the — low while playing a turntable.
  • Page 26 YAMAHA ELECTRONICS (UK) LTD. YAMAHA HOUSE, 200 RICKMANSWORTH ROAD WATFORD, HERTS WD18 7GQ, ENGLAND YAMAHA SCANDINAVIA A.B. J A WETTERGRENS GATA 1, BOX 30053, 400 43 VÄSTRA FRÖLUNDA, SWEDEN YAMAHA MUSIC AUSTRALIA PTY, LTD. 17-33 MARKET ST., SOUTH MELBOURNE, 3205 VIC., AUSTRALIA...
  • Page 27 UCAB Stereo amplifier Amplificateur Stéréo SAFETY BROCHURE BROCHURE SUR LA SECURITE...
  • Page 28: Important Safety Instructions

    We Want You Listening For A Lifetime Yamaha and the Electronic 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 –...
  • Page 29 Modifications not expressly approved by following measures: Yamaha may void your authority, granted by the FCC, to use the product. Relocate either this product or the device that is being 2 IMPORTANT: When connecting this product to affected by the interference.
  • Page 30 12 Only voltage specified on this unit must be used. Using this unit with a higher voltage than specified is dangerous and may cause fire, damage to this unit, and/or personal injury. Yamaha will not be held responsible for any damage resulting from use of this unit with a voltage other than specified.
  • Page 31 (http://www.yamaha-hifi.com/ or http://www.yamaha-uk.com/ for U.K. resident). The product is guaranteed to be free from defects in workmanship or materials for a period of two years from the date of the original purchase. Yamaha undertakes, subject to the conditions listed below, to have the faulty product or any part(s) repaired, or replaced at Yamaha’s discretion, without any charge for parts or labour.
  • Page 32 YAMAHA ELECTRONICS (UK) LTD. YAMAHA HOUSE, 200 RICKMANSWORTH ROAD WATFORD, HERTS WD18 7GQ, ENGLAND YAMAHA SCANDINAVIA A.B. J A WETTERGRENS GATA 1, BOX 30053, 400 43 VÄSTRA FRÖLUNDA, SWEDEN YAMAHA MUSIC AUSTRALIA PTY, LTD. 17-33 MARKET ST., SOUTH MELBOURNE, 3205 VIC., AUSTRALIA...
  • Page 33 A-S2000/CD-S2000 Note on transport tape English Opmerking over het plakband voor het vervoer Nederlands Upon shipment from the factory, magnet feet are fixed with transport tape to this unit’s feet. Remove the transport tape In de fabriek zijn de magnetische voetjes met plakband before placing this unit.