Marantz MA-9S1 User Manual
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Marantz MA-9S1 User Manual

Marantz MA-9S1 User Manual

Monaural power amplifier
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Model MA-9S1 User Guide
Monaural Power Amplifier

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Summary of Contents for Marantz MA-9S1

  • Page 1 Model MA-9S1 User Guide Monaural Power Amplifier...
  • Page 2 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 ARE INSIDE REFER SERVICING TO QUALIFIED SERVICE PERSONNEL WARNING TO REDUCE THE RISK OF FIRE OR ELECTRIC SHOCK, DO NOT EXPOSE THIS PRODUCT TO RAIN OR MOISTURE.

  • Page 3: Important Safety Instructions

    IMPORTANT SAFETY INSTRUCTIONS READ BEFORE OPERATING EQUIPMENT This product was designed and manufactured to meet strict quality and safety standards. There are, however, some installation and operation precautions which you should be particularly aware of. Read Instructions – All the safety and operating instructions should be read before the product is operated.

  • Page 4: Table Of Contents

    1. Instruction for use ... 2 Foreword ... 2 Equipment mains setting ... 2 Copyright ... 2 Precautions ... 2 2. Accessories ... 2 3. Main features of this product ... 3 4. Connections ... 4 Connection 1 Stereo Bi-wiring Connection ... 4 B i - W i r i n g ...

  • Page 5: Instruction For Use

    This section must be read before any connection is made to the mains supply. ■ Equipment main AC power setting Your Marantz product has been prepared to comply with the household power and safety requirements that exist in your area.

  • Page 6: Main Features Of This Product

    The delivery capability of power amplifiers depends on how instantaneous the current supply is. That’s why the power supply for the MA-9S1 was completely revamped to give it a truly instantaneous current supply ca- pability that has been increased three times as much com- pared to any Marantz product designed before.

  • Page 7: Connections

    4. Connections Connection 1 Stereo Bi-wiring Connection This connection can have options i.e. You may connect the units using either balanced or unbalanced cables.

  • Page 8: Bi-Wiring

    Connection 1 - 4 are recommended by Marantz for the SC-7S1 with Marantz MA-9S1s. All Connections are based on speaker systems that are capable of Bi-Wiring. Please read the instruction manual for the SC-7S1 for use. Name and Function ➔ P12 ■...

  • Page 9: Connection 2 Stereo Bi-Amp Connection

    4. Connections Connection 2 Stereo Bi-Amp connection. (Make sure your speakers are designed for Bi Amp capabilities)

  • Page 10: Bi-Amp (Wiring)

    Low and Mid/High signal can be less- ened. We can expect drastic improvement of sound quality. Caution : In the event of this connection (Control Amp SC-7S1 is <Stereo>mode), SC-7S1 and MA-9S1 can be wired by Un- balanced only. ■ Wiring the speaker system ●...

  • Page 11: Connection 3 Stereo Complete Bi-Amp Connection

    4. Connections Connection 3 Stereo complete Bi-Amp connection. (Make sure your speakers are designed for Bi Amp capabilities) As shown by connection 3 or 4, the control Amp SC-7S1 can be controlled through sets by wiring with the equipped remote control.

  • Page 12: Complete Bi-Amp Connection

    1. USA system (Pin 2 = COLD, Pin 3 = HOT) 2. European system (Pin 2 = HOT, Pin 3 = COLD) The MA-9S1 uses the USA system of 1. When a preamp or main amplifier adopting the European system is connected using a cable with XLR balanced connectors, the reproduced signal may be inverted of phase.

  • Page 13: Installing The Sacd Multi-Channel Audio Speakers

    4. Connections ■ Installing the SACD multi-channel audio speakers In order to enjoy SACD multi-channel sound with the best pos- sible acoustics, it is recommended that the speaker systems be laid out in compliance with the ITU-R BS.775-1 recommenda- tion which is a standard formulated by the International Tele- communication Union (ITU).

  • Page 14: Connection 4 5.1Ch Multi Channel Connection

    If you use an Active (powered) sub-woofer for LFE, please refer to the Users manual of the Active sub-woofer for set up instructions. LFE (Low Frequency Effect) is the channel for Low Frequency only. ● If you use a Passive sub-woofer for LFE, a Monaural power Amp such as the MA-9S1 can be used to drive it.

  • Page 15: Name And Function

    5. Name and function Front panel Power switch Level meter Press the power switch to turn the power on/off. When the This meter is used to check the output power. power is on, the power indicator 3 will be illuminated. Meter indication vs Output power Indicated level (dB) Input selector...

  • Page 16: Specification

    6. Specification ■ Specification Power Output (20Hz - 20kHz) ... 300W (8Ω Load) T.H.D. (20Hz - 20kHz, 8Ω Load) ... 0.01% Frequency response (1W, 8Ω Load) ... 3 Hz - 120 kHz Damping factor ... 200 (20Hz - 20kHz, 8Ω Load) Input sensitivity/ Input impedance ...

  • Page 17: Trouble Shooting

    In the event of difficulty, refer to your dealer or write directly to the nearest location to you that is listed on the Marantz Au- thorized Service Station list. If writing, please include the model and serial number of the equipment together with a full de- scription of what you think is abnormal about the equipment's behavior.
  • Page 18 WARRANTY For warranty information, contact your local Marantz distributor. RETAIN YOUR PURCHASE RECEIPT Your purchase receipt is your permanent record of a valuable purchase. It should be kept in a safe place to be referred to as necessary for insurance purposes or when corresponding with Marantz.
  • Page 19 You can find your nearest authorized distributor or dealer on our website. U.S.A. Marantz America, Inc. 1100 Maplewood Drive, Itasca, IL 60143, U.S.A. is a registered trademark.

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