Instruction/ maintenance manual of the product MC402 McIntosh
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McIntosh Laboratory , Inc. 2 Chambers Street Binghamton, New Y ork 13903-2699 Phone: 607-723-3512 F AX: 607-724-0549 Owner ’ s Manual MC402 MC402 Power Amplifier.
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.
3 Customer Service T echnical Assist ance Please T ake A Moment Thank Y ou Copyright 2002 by McIntosh Laboratory , Inc. The serial number , purchase date and McIntosh Dealer name are important to you for possible insurance claim or future service.
4 Introduction and Performance Features T able of Content s Safety Instructions ............................................................ 2 Thank Y ou and Please T ake a Moment ............................. 3 T echnical Assistance and Customer Service .
5 Performance Features Introduction • • • • • Power Output The MC402 consists of two separate power amplifier chan- nels, each capable of 400 watts into 2, 4 or 8 ohm speakers with less than 0.
6 17- 1/2 " 44.45cm 8- 13/16 " 22.38cm Front V iew of the MC402 Rear V iew of the MC402 9- 7/16 " 23.97cm 12- 1/4 " 31.12cm 16 -13/16 " 42.70cm Side V iew of the MC402 18- 3/4 " 47.63cm 3/16 " 0.48cm 7/8 " 2.22cm 8- 1/4 " 20.
7 The MC402 can be placed upright on a table or shelf, standing on its four feet. 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 MC402 when it is custom installed as outlined below .
8 T op View.
9 UNBALANCED INPUTS for audio cables from a preamplifier or control center audio outputs Rear Panel Connections and Switches Connect the MC402 power cord to a live AC outlet.
10 How to Connect for Stereo hole, and tighten the terminal cap until the cable is firmly clamped into the terminal so the wires cannot slip out. Refer to figures 4, 5 & 6. Banana plug connection: Insert the banana plug into the hole at the top of the terminal.
11 How to Connect for Stereo To A C Outlet Right Loudspeaker 4 ohm Left Loudspeaker 4 ohm McIntosh Audio Control Center.
12 Cover Mounting Screw Locations Cover Mounting Screw Locations T erminal Connections Cover Cable Openings Figure 14 Cover Mounting Screw Location Banana plug connection: Insert the banana plug into the hole at the top of the terminal. T ighten the top portion of the terminal post and the set screw to se- cure the banana plug in place.
13 M ono P ar all e l H o okup C onne ct ion s Louds pea ker Im pe da nc e Louds pea ker Nega t iv e Connect ion Louds pe a k e r Pos i tiv e Connect ion 1 S (O hm ) L e f t a n d Ri gh t Out p ut 2 S.
14 Front Panel Displays and Controls METER indicates the Left Channel Power Output of the amplifier METER Switch selects the display modes of the Power Output Meters POWER Switch Turns AC Power Off, R.
15 How to Operate the MC402 How to Operate the MC402 Power On T o have the MC402 automatically turn On or Off when a McIntosh Control Center turns On or Off, rotate the power switch to the RE- MOTE Position. For manual opera- tion, rotate the power switch to the ON or OFF Position as desired.
16 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.
17 T echnical Description tion. Refer to Figure 22. The MC402 also includes the unique patented McIntosh Power Guard circuit. Power Guard eliminates the possibil- ity of ever overdriving the amplifier into clipping.
18 Specifications Specifications Power Output S tereo Minimum sine wave continuous average power output per channel, all channels operating is: 400 watts into 2 ohm load 400 watts into 4 ohm load 400 .
19 Packing Instructions Packing Instructions Quantity Part Number Description 1 034052 Shipping carton top 1 034051 Shipping carton bottom 2 034054 Foam Pad (top and bottom) 2 034186 Foam Pad (front a.
McIntosh Part No. 040838 McIntosh Laboratory , Inc. 2 Chambers Street Binghamton, NY 13903.
An important point after buying a device McIntosh MC402 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought McIntosh MC402 yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data McIntosh MC402 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, McIntosh MC402 you will learn all the available features of the product, as well as information on its operation. The information that you get McIntosh MC402 will certainly help you make a decision on the purchase.
If you already are a holder of McIntosh MC402, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime McIntosh MC402.
However, one of the most important roles played by the user manual is to help in solving problems with McIntosh MC402. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device McIntosh MC402 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
