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McIntosh Laboratory, Inc.    2 Chambers Street Binghamton, New York    13903-2699 Phone: 607-723-3512    www.mcintoshlabs.com

MI128

Eight Channel

Power Amplifier

Owner’s Manual

Summary of Contents for MI128

Page 1: ...McIntosh Laboratory Inc 2 Chambers Street Binghamton New York 13903 2699 Phone 607 723 3512 www mcintoshlabs com MI128 Eight Channel Power Amplifier Owner s Manual...

Page 2: ...iliar with your McIntosh equipment and any other brands that may be part of your system If you or your Dealer wish additional help concerning a suspected problem you can receive technical assistance f...

Page 3: ...ced Inputs There are eight Unbalanced Analog Audio Inputs for all eight Power Amplifier Channels Digital Audio Inputs The Digital Inputs decode PCM Signals from external sources The Optical Inputs pro...

Page 4: ...sions Rear View of the MI128 Side View of the MI128 Front View of the MI128 17 1 2 44 5cm 3 15 32 8 8cm 4 5 16 11 0cm 13 1 4 33 7cm 18 1 2 47 0cm 17 1 16 43 3cm 25 64cm 2 0 5 0cm 13 19 32 34 7cm 1 5 1...

Page 5: ...is installed together with other McIntosh Components check clearances on all components before proceeding Cutout Opening for Custom Mounting MI128 Front Panel Custom Cabinet Cutout Support Shelf Chass...

Page 6: ...BUS 1 Unbalanced Input Jack L or R dependent by its Channel Type BUS 2 Unbalanced Input Jack L or R dependent by its Channel Type DIG 1 Coaxial or Optical Digital Input Connector DIG 2 Coaxial or Opti...

Page 7: ...7 Audio Input s Signal Selection Connections for Loudspeakers 1 8 Channels 1 8 Power Amplifiers Channels Mode Switch 1 2 3 4 5 6 7 8 STEREO MONO Channels Input Switch 1 8 LINE BUS...

Page 8: ...he MI128 Power Amplifier Bare wire cable ends Carefully remove sufficient insulation from the cable ends refer to figures 1 2 3 If the cable is stranded carefully twist the strands together as tightly...

Page 9: ...Plug insert the Plug End into the correct MI128 Rear Panel Chassis Loudspeaker Socket Then connect the opposite end of the Loudspeaker Hookup Cable to the Loudspeaker Connection Terminals Make sure t...

Page 10: ...re cable ends Carefully remove sufficient insulation from the cable ends refer to figures 1 2 3 If the cable is stranded carefully twist the strands together as tightly as possible Notes A If the Loud...

Page 11: ...ched to the Loudspeaker Connection Plug insert the Plug End into the correct MI128 Rear Panel Chassis Loudspeaker Socket Then connect the opposite end of the Loudspeaker Hookup Cable to the Loudspeake...

Page 12: ...LED indicates various Channel 3 Circuitry Functions LED indicates various Channel 2 Circuitry Functions LED indicates various Channel 1 Circuitry Functions LED indicates various Channel 5 Circuitry Fu...

Page 13: ...r of the eight Power Amplifier Channels 1 2 3 4 5 6 and 7 8 have switches located on the MI128 Rear Panel for selection of the Input Source Signal and determine the Audio Signal Mode Refer to pages 6...

Page 14: ...ak power output does not exceed twice the rated power output or less per channel with all channels operating for any combination of frequencies from 20Hz to 20 000Hz Wide Band Damping Factor Greater t...

Page 15: ...e the original shipping carton and interior parts only if they are all in good serviceable condition If a shipping carton or any of the interior part s are needed please call or write Customer Service...

Page 16: ...cts is the policy of McIntosh Laboratory Incorporated who reserve the right to improve design without notice Printed in the U S A McIntosh Laboratory Inc 2 Chambers Street Binghamton NY 13903 www mcin...

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