Related Manuals for McIntosh MI128
Summary of Contents for McIntosh 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...
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Page 2: Table Of Contents
Thank You Customer Service Your decision to own this McIntosh MI128 Eight If it is determined that your McIntosh product is in 2. The MI128 mutes the speaker output for approxi- Channel Power Amplifier ranks you at the very top need of repair, you can return it to your Dealer. -
Page 3: Introduction
General Information, Connector and Cable Information, Introduction and Performance Features Introduction • Sentry Monitor and Thermal Protection In the event the MI128 Channels over heat, due to Now you can take advantage of traditional McIntosh McIntosh Sentry Monitor power output stage protec- improper ventilation or Loudspeaker Impedance, standards of excellence in the MI128 Power Amplifier. -
Page 4: Dimensions
MI128. Front View of the MI128 " 44.5cm " " 15/32 5/16 8.8cm 11.0cm Front View of the MI128 with Side Mount Brackets Side View of the MI128 19" 48.3cm " 47.0cm " 1/16 43.3cm "... -
Page 5: Installation
Installation " Installation 42.8cm The MI128 needs to be placed upright on its four feet. It also can be custom installed. Remove the four feet " MI128 Front Panel when it is custom installed and retain them with the 8.2cm Custom Cabinet Cutout fastening screws for possible future use. - Page 6 LINE UNBALANCED INPUT plifier Channel (For Left and Right Channels) Each Channel of the MI128 allows selection of differ- The BUS Switch allows selection of the following: ent Audio Signal Inputs to be Amplified after selected BUS 1 - Unbalanced Input Jack (L or R) dependent by its Channel Type.
- Page 7 Audio Input(s) Signal Selection Channels Input Switch Channels Mode Switch Connections for 1-2, 3-4, 5-6, 7-8 Loudspeakers (1-8) - LINE - STEREO Channels 1-8 Power Amplifiers - BUS - MONO...
- Page 8 When connecting the Loudspeaker Hookup Cables to end. The acceptable diameter of the copper the MI128 using the supplied Loudspeaker Caution: Do not connect the AC Power Cord to the MI128 stands size is 0.100 inches (2.54 mm) so it Connection Plugs. Refer to figure 1.
- Page 9 For additional instruction on making Loudspeaker Connections contact your McIntosh Dealer or McIntosh Technical Support. 9. After all the connections have been completed, connect the MI128 power cord to an active AC outlet.
- Page 10 Output Plug Connection When connecting the Loudspeaker Hookup Cables to the insulation is removed from the cable Caution: Do not connect the AC Power Cord to the MI128 end. The acceptable diameter of the copper Rear Panel until after the Loudspeaker Con- the MI128 using the supplied Loudspeaker stands size is 0.100 inches (2.54 mm) so it...
- Page 11 For additional instruction on making Loudspeaker Connections contact your McIntosh Dealer or McIntosh Technical Support. 11. After all the connections have been completed, connect the MI128 power cord to an active AC outlet.
- Page 12 Front Panel Displays and Switch LED indicates various Channel 1 LED indicates various Channel 5 POWER Push-Button switches Circuitry Functions Circuitry Functions AC Power On or Off LED indicates various Channel 3 LED indicates various Channel 7 Circuitry Functions Circuitry Functions LED indicates various Channel 2 LED Standby LED indicates various Channel 8...
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Page 13: How To Operate
(1&2, 3&4, 5&6 and 7&8) have switches located on affects all three of the Ana- has been an absence of an audio input signal on all the MI128 Rear Panel for selection of the Input Source log Input Pairs. It also affects the Digital Optical or eight channels. -
Page 14: Specifications
Specifications Specifications Power Output Wide Band Damping Factor Power Requirements Minimum sine wave continuous average power output Greater than 65, at 8 ohms 100 - 240Volts, 50/60Hz at 10 Amps per channel, all channels operating is: Greater than 32, at 4 ohms Standby: less than 0.5 watt 120 watts into a 8 ohm load Input Impedance... -
Page 15: Packing Instruction
Customer Service Depart- 017937 Plastic foot ment of McIntosh Laboratory. Refer to page 2. Please 400159 #10-32 x 3/4” screw see the Part List for the correct part numbers. - Page 16 McIntosh Laboratory, Inc. 2 Chambers Street Binghamton, NY 13903 www.mcintoshlabs.com 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. 04192700...