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First and foremost, an user manual of McIntosh MC-1201 should contain:
- informations concerning technical data of McIntosh MC-1201
- name of the manufacturer and a year of construction of the McIntosh MC-1201 item
- rules of operation, control and maintenance of the McIntosh MC-1201 item
- safety signs and mark certificates which confirm compatibility with appropriate standards
Why don't we read the manuals?
Usually it results from the lack of time and certainty about functionalities of purchased items. Unfortunately, networking and start-up of McIntosh MC-1201 alone are not enough. An instruction contains a number of clues concerning respective functionalities, safety rules, maintenance methods (what means should be used), eventual defects of McIntosh MC-1201, and methods of problem resolution. Eventually, when one still can't find the answer to his problems, he will be directed to the McIntosh service. Lately animated manuals and instructional videos are quite popular among customers. These kinds of user manuals are effective; they assure that a customer will familiarize himself with the whole material, and won't skip complicated, technical information of McIntosh MC-1201.
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It is mostly in the manuals where we will find the details concerning construction and possibility of the McIntosh MC-1201 item, and its use of respective accessory, as well as information concerning all the functions and facilities.
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Table of contents for the manual
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Page 1
McIntosh Laboratory , Inc. 2 Chambers S treet Binghamton, New Y ork 13903-2699 Phone: 607-723-3512 F A X: 6 07 -7 24- 05 49 Owner s Manual MC1201 MC1201 Power Amplifier[...]
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2 IMPOR T ANT SAFETY INSTRUCTIONS! PLEASE READ THEM BEFORE OPERA TING THIS EQUIPMENT . W ARNING - TO REDUCE RISK OF FIRE OR ELECTRICAL SHOCK, DO NOT EXPOSE THIS EQUIPMENT TO RAIN OR MOISTURE. The lightning flash with arrowhead, within an equilateral triangle, is intended to alert the user to the presence of uninsulated dangerous voltage withi[...]
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3 A polarized plug has two blades with one wider than the other . A grounding type plug has two blades and a third grounding prong. The wide blade or the third prong are provided for your safety . If the provided plug does not fit into your outlet, consult an electrician for replacement of the obsolete outlet. 18. Do not overload wall outlets, exte[...]
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4 T able of Content s General Notes Caution: The MC1201 Amplifier weight is 147 pounds (66.7 kilograms). It requires two or more persons to safely handle when moving the amplifier . 1. The following Connecting Cable is available from the McIntosh Parts Department: Power Control Cable Part No. 170-202 Six foot, 2 conductor shielded, with two 1/8 inc[...]
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5 Introduction, Performance Features and Dimensions The following dimensions can assist in determining the best location for your MC1201. There is additional infor- mation on the next page pertaining to installing the MC1201 into cabinets.[...]
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6 Inst allation Caution: The MC1201 Amplifier weight is 147 pounds (66.7 kilograms). It requires two or more persons to safely handle when moving the amplifier . The MC1201 can be placed upright on a table or shelf, standing on its four feet. The four feet may be removed from the bottom of the MC1201 when it is custom installed as outlined below . [...]
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7 UNBALANCED INPUT for an audio cable from a preamplifier or control cen- ter audio output CIRCUIT BREAKER Press to reset if the am- plifier will not power up Rear Panel Connections and Switch Connect the MC1201 power cord to a live AC outlet. Refer to in- formation on the back panel to deter - mine the correct voltage BALANCED INPUT for an au- dio[...]
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8 How to Connect the MC1201 Caution: The supplied AC Power Cord should not be connected to the Rear Panel of the MC1201 Amplifier until after the Loudspeaker Connections have been made and the supplied protective T erminal Connections Cover has been installed. Failure to observe this could result in Electric Shock. 1. For Remote Power Control, conn[...]
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9 How to Connect the MC1201 T o AC Outlet 4 ohm Loudspeaker McIntosh C200C Controller McIntosh C200P Preamplifier Caution: The Loudspeaker Negative Connections are above chassis ground. Do not combine any connections together , ground them or connect with another MC1201.[...]
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10 Front Panel Displays and Controls METER indicates the Power Output of the amplifier METER Switch selects the display modes of the Power Output Meter POWER GUARD LED lights when the amplifier POWER GUARD circuit activates POWER Switch T urns AC power On/Off, or On/Remote Remote On Indicator lights when the am- plifier is in the Remote T urn- On M[...]
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11 How to Operate the MC1201 How to Operate the MC1201 Power On T o have the MC1201 automatically turn On or Of f when a control center turns on or of f, rotate the power switch to the remote position. For manual op- eration, rotate the power switch to the On or Off position as de- sired. Refer to figure 8. Note: There must be a power control conne[...]
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12 T echnical Description McIntosh Laboratory , the company who introduced the world s first amplifier that could be called High Fidelity, has done it again. The McIntosh engineering staff has cre- ated a power amplifier without compromise, using the most advanced McIntosh circuit design concepts. A continuous average power output rating o[...]
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13 T echnical Description Design Philosophy The design philosophy incorporated in the MC1201 in- volved several different techniques, all based on sound sci- entific logic. Every stage of voltage or current amplifica- tion must be as linear as possible prior to the use of nega- tive feedback. McIntosh engineers know how to properly design negative [...]
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14 Figure 16 Input T est Signal The special Balanced Dual Core Autoformer creates an ideal match between the power amplifier output stage and the loudspeaker . A McIntosh amplifier with an Autoformer can be used to safely drive multiple speakers without re- ducing the life expectancy of the power amplifier . Refer to figure 13. There is absolutely [...]
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15 T echnical Description, cont Figure 18 W ith Power Guard Figure 17 W ithout Power Guard able, since it can damage valuable loudspeaker sys- tem tweeters. Y ou will never experience the harsh and damaging dis- tortion due to clipping. The Power Guard cir- cuit is a waveform com- parator , monitoring both the input and output waveforms. Under n[...]
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16[...]
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17 Notes[...]
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18 Specifications Specifications Power Output Minimum sine wave continuous average power output is: 1,200 watts into 2 ohm load 1,200 watts into 4 ohm load 1,200 watts into 8 ohm load Rated Power Band 20Hz to 20,000Hz T otal Harmonic Distortion Maximum T otal Harmonic Distortion at any power level from 250 milliwatts to rated power output is: 0.005[...]
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19 Packing Instructions In the event it is necessary to repack the equipment for shipment, the equipment must be packed exactly as shown below . It is very important that the four feet are attached to the bottom of the equipment. This will ensure the proper equipment location on the bottom foam pad. Failure to do this will result in shipping damage[...]
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McIntosh Part No. 040727 McIntosh Laboratory , Inc. 2 Chambers Street Binghamton, NY 13903[...]