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INTRODUCTION
Thank you for your purchase of the Yamaha KMA-1080/KMA-980 Digital Karaoke Mixing Amplifier.
This document is the owner’s manual for both KMA-1080 and KMA-980. Model names are given where the details of
functions are unique to each model. Illustrations for KMA-1080 are mainly used for explanations.
Before using this unit, be sure to read this manual so that you can take full advantage of the features of this unit.
After you finish reading, keep this manual in a safe place in case you need it in the future. The manual should be very
helpful in understanding the Digital Karaoke Mixing Amplifier and solving any difficulties that may arise during use.
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Do not install the unit in the following
locations:
• In places exposed to direct sunlight or near heat
sources, such as a radiator.
• In places where heat cannot escape due to poor
ventilation, or are very humid or dusty.
• On a sloping surface or exposed to excessive vibration.
• In places which may be exposed to rain, such as near a
window.
• In places which may be exposed to soot, vapor or heat,
such as near cooking facilities.
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Connection precautions
• Be sure to switch off the power of the relevant
equipment before making any connection.
• The white input/output jacks of the amplifier are
designed for the left channel, while the red input/output
jacks are for the right channels. Be sure to connect the
cords without making a mistake in the color codes for
the left and right channels.
• Insert the plugs of the connection cords securely into
the jacks. If the connection is incomplete, there may be
no sound produced or noise may be generated.
• When unplugging the power cable from the AC wall
outlet, be sure to hold the plastic molding of the plug
itself and pull.
• For KMA-1080, set IMPEDANCE SELECTOR on the
rear panel before turning on the unit. Refer to
“IMPEDANCE SELECTOR” on page 7.
HANDLING PRECAUTIONS
BEFORE CONNECTING
