Page 2 - IMPORTANT SAFETY; Caution: to prevent electrical shock do not use this
2 IMPORTANT SAFETY INSTRUCTIONS! PLEASE READ THEM BEFORE OPERATING THIS EQUIPMENT. WARNING - 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 intendedto alert the user to the presence o...
Page 4 - Caution: The MC402 Amplifier weight is 110.5 pounds; XLR Connectors; Connector Information
4 Introduction and Performance Features Table of Contents Safety Instructions ............................................................ 2Thank You and Please Take a Moment ............................. 3Technical Assistance and Customer Service .................... 3Table of Contents, Important I...
Page 6 - Dimensions
6 17- 1/2 " 44.45cm 8- 13/16 " 22.38cm Front View of the MC402 Rear View of the MC402 9- 7/16 " 23.97cm 12- 1/4 " 31.12cm 16 -13/16 " 42.70cm Side View of the MC402 18- 3/4 " 47.63cm 3/16 " 0.48cm 7/8 " 2.22cm 8- 1/4 " 20.96cm 13" 33.02cm 16 -5/16 " 41.43c...
Page 7 - Always provide; Installation
7 The MC402 can be placed upright on a table or shelf,standing on its four feet. It also can be custom installed in apiece of furniture or cabinet of your choice. The four feetmay be removed from the bottom of the MC402 when it iscustom installed as outlined below. The four feet togetherwith the mou...
Page 8 - Top View
Page 9 - Rear Panel Connections and Switches
9 UNBALANCED INPUTSfor audio cables from apreamplifier or controlcenter audio outputs Rear Panel Connections and Switches Connect the MC402power cord to a liveAC outlet. Refer toinformation on theback panel to deter-mine the correct volt-age BALANCED INPUTSfor audio cables from apreamplifier or cont...
Page 10 - How to Connect for Stereo; Note: The Banana Plugs are for use in the United States
10 How to Connect for Stereo hole, and tighten the terminal cap until the cable isfirmly clamped into the terminal so the wires cannotslip out. Refer to figures 4, 5 & 6. Banana plug connection:Insert the banana plug into the hole at the top of theterminal. Tighten the top portion of the termina...
Page 12 - How to Connect for Mono Parallel
12 CoverMountingScrewLocations CoverMountingScrewLocations TerminalConnectionsCover Cable Openings Figure 14 CoverMountingScrewLocation Banana plug connection:Insert the bananaplug into thehole at the top ofthe terminal.Tighten the topportion of the terminal post and the set screw to se-cure the ban...
Page 13 - Mono Parallel Hookup Connections
13 Mono Parallel Hookup Connections Louds pea ke rIm pe da nce Louds pea ke r Ne ga ti ve Conne cti on Louds pe a ke r Pos i ti ve Conne cti on 1 S (Ohm ) Lef t an d Righ t Out put 2 S - ( Negat iv e) Con n ect io n Lef t an d Righ t Out p ut 2 S + ( P osit iv e) Co n n ect ion 2 S (Ohm ) Lef t an d...
Page 14 - Front Panel Displays and Controls
14 Front Panel Displays and Controls METER indicates the Left ChannelPower Output of the amplifier METER Switch selectsthe display modes of thePower Output Meters POWER Switch TurnsAC Power Off, Remoteor On Remote On Indicatorlights when the amplifieris in the Remote Turn-OnMode METER indicates the ...
Page 15 - Power On; Note: There must be a power control; Meter Selection; Note: The MC402 Power Output Meters; Mode Switches; Note: There is additional
15 How to Operate the MC402 How to Operate the MC402 Power On To have the MC402 automatically turn On or Off when aMcIntosh Control Center turns On orOff, rotate the power switch to the RE-MOTE Position. For manual opera-tion, rotate the power switch to the ONor OFF Position as desired. Refer tofigu...
Page 16 - Design Philosophy; Technical Description; Block Diagram
16 McIntosh Laboratory, the company who introduced theworld’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 mostadvanced McIntosh circuit design concepts. A continuous average power ...
Page 17 - The MC402 also includes the unique patented McIntosh; Autoformers
17 Technical 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. Figures23, 24 and 25 are actual Spectrum Analyzer measurementsof a McIntosh Power Ampl...
Page 18 - Greater than 40; Note: Refer to the rear panel of the MC402 for the correct
18 Specifications Specifications Power Output Stereo Minimum sine wave continuous average power output perchannel, all channels operating is:400 watts into 2 ohm load400 watts into 4 ohm load400 watts into 8 ohm load Power Output Mono Parallel Minimum sine wave continuous average power output is:800...
Page 20 - Chambers Street
McIntosh Part No. 040838 McIntosh Laboratory, Inc. 2 Chambers Street Binghamton, NY 13903