McIntosh MC207 Owner's Manual
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McIntosh MC207 Owner's Manual

Seven channel power amplifier
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Seven Channel Power Amplifier
MC207
Owner's Manual
McIntosh Laboratory, Inc. 2 Chambers Street Binghamton, New York 13903-2699 Phone: 607-723-3512 FAX: 607-724-0549

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Summary of Contents for McIntosh MC207

  • Page 1 Seven Channel Power Amplifier MC207 Owner’s Manual McIntosh Laboratory, Inc. 2 Chambers Street Binghamton, New York 13903-2699 Phone: 607-723-3512 FAX: 607-724-0549...

  • Page 2: Important Safety Instructions

    The lightning flash with arrowhead, within an equilateral triangle, is intended to alert the user 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. WARNING - TO REDUCE RISK OF FIRE OR ELECTRICAL SHOCK, DO NOT EXPOSE THIS EQUIPMENT TO...

  • Page 3: Table Of Contents

    Phone: 607-723-1545 Fax: 607-723-3636 Customer Service If it is determined that your McIntosh product is in need of repair, you can return it to your Dealer. You can also return it to the McIntosh Laboratory Service Department. For as- sistance on factory repair return procedure, contact the McIntosh Service Department at: McIntosh Laboratory, Inc.

  • Page 4: Connector Information

    • • • • • Patented Sentry Monitor with Thermal Protection McIntosh Sentry Monitor power output stage protection circuits ensure the MC207 will have a long and trouble free operating life. Built-in Thermal Protection Circuits guard against overheating. • • • • •...

  • Page 5: Dimensions

    Dimensions The following dimensions can assist in determining the best location for the MC207. There is additional informa- tion on the next page pertaining to installing the MC207 into cabinets. Front View of the MC207 Rear View of the MC207 Side View of the MC207 "...

  • Page 6: Installation

    It also can be custom installed in a piece of furniture or cabinet of your choice. The four feet may be removed from the bottom of the MC207 when it is custom installed as outlined below. The four feet together...

  • Page 7: Rear Panel Connections

    MC207 or Preamplifier Au- dio Outputs POWER CONTROL ZA receives turn On/Off signals from a McIntosh component for Zone A (Channels 1- 7). POWER CONTROL ZB receives turn On/Off signals from a McIntosh component for Zone B (Channels 5 and 6).

  • Page 8: How To Connect For Seven Channels

    Left and Right Front Loudspeak- ers to set the IMPEDANCE Switch position. 6. Connect the MC207 Power Cord to an active AC out- let. McIntosh A/V Control Center...
  • Page 9 Left Front Loudspeaker To AC Outlet Left Surround Loudspeaker Back Surround Loudspeaker How to Connect for Seven Channels Center Front Loudspeaker Back Surround Loudspeaker Right Front Loudspeaker Right Surround Loudspeaker...

  • Page 10: How To Connect For Five Channels

    IMPEDANCE Switch position. Note: If the two remaining channels (5 and 6) are to be used for Zone B operation, proceed to page 12. 6. Connect the MC207 Power Cord to an active AC out- let. McIntosh A/V Control Center...
  • Page 11 Left Front Loudspeaker To AC Outlet Left Surround Loudspeaker How to Connect for Five Channels Center Front Loudspeaker Right Front Loudspeaker Right Surround Loudspeaker...

  • Page 12: How To Connect For Two Channels (Zone B)

    Left and Right Front Loudspeak- ers to set the IMPEDANCE Switch position. 6. Connect the MC207 Power Cord to an active AC out- let. McIntosh A/V Control Center...
  • Page 13 To AC Outlet Left Channel (Zone B) How to Connect for Two Channels (Zone B) Right Channel (Zone B)

  • Page 14: Front Panel Displays And Controls

    POWER OUTPUT METER indicates power output of the Left Front Channel (1) POWER GUARD LED lights when the Left Front Channel (1) POWER GUARD Circuit activates Remote On Indicator lights when the amplifier is in the Remote Turn-On Mode METER LIGHTS Switch selects the Meter Illumination On or Off...

  • Page 15: How To Operate And Read The Power Output Meters

    How to Operate and Read the Power Output Meters How to Read the Power Output Meters The MC207 Power Output Meters are calibrated to allow for the direct reading of either the Power Output in Watts or Decibels going to the Front Left, Center and Right Loudspeakers.

  • Page 16: Technical Description

    McIntosh has ever manufactured. The distortion limits for the MC207 are no more than 0.005% at rated power output for all frequencies from 20Hz to 20,000Hz. Typical performance at mid frequencies is less than 0.002%.
  • Page 17 Figure 13 The MC207 is the first McIntosh Power Amplifier to use the newly developed Dynamic Power Manager (DPM) Circuitry. Refer to figure 15 on the next page. Figure 14...

  • Page 18: Specifications

    Figure 15 The MC207 can easily drive 4 ohm speakers, with their high current demand. Additionally, the MC207 can be used with 8 ohm speakers, and deliver equal power. McIntosh’s new DPM design enables it to run on higher voltage rails when connected to less current-hungry 8 ohm speakers and still deliver 200 watts.
  • Page 19 Power Supply Power Supply Circuits To compliment the design of the MC207, there is a high current power supply for the seven power amplifier chan- nels. Refer to figure 21. The very large Power Transfomer, has toroidal windings on a toroidal core and can supply over 35 amps of continuous current.
  • Page 20 Control Center. When the A/V Control Center is switched On a digital “1” (+5V) signal operates the power relay in the MC207. The MC207 also has a remote Power Control input for Zone B operation (two of the seven channels).
  • Page 21 Notes...

  • Page 22: Specifications

    220 Volts, 50/60Hz at 6.0 amps 230 Volts, 50/60Hz at 6.0 amps 240 Volts, 50/60Hz at 6.0 amps Note: Refer to the rear panel of the MC207 for the correct voltage. Overall Dimensions 17-1/2 inches (44.45cm) W, 9-7/16 inches (23.97cm) H, 18-3/4 inches (47.63cm) D, including clearance for con-...

  • Page 23: Packing Instruction

    If a shipping carton or any of the interior part(s) are needed, please call or write Customer Service Department of McIntosh Labo- ratory. Please see the Part List for the correct part numbers.
  • Page 24 McIntosh Laboratory, Inc. 2 Chambers Street Binghamton, NY 13903 The continuous improvement of its products is the policy of McIntosh Laboratory Incorporated who reserve the right to improve design without notice. Printed in the U.S.A. McIntosh Part No. 04089600...

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