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User's Manual MC500.4 FOUR CHANNELS POWER AMPLIFIER www.altoproaudio.com Version 1.0 MAY 2005 English...
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SAFETY RELATED SYMBOLS Fuse To prevent fire and damage to the product, use only the recommended fuse type as indicated in this CAUTION manual. Do not short-circuit the fuse holder. Before RISK OF ELECTRIC SHOCK DO NOT OPEN replacing the fuse, make sure that the product is OFF and disconnected from the AC outlet.
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For our LTO AUDIO TEAM, music and sound are more than a job... is first of all passion and let us say our obsession! We have been designing professional audio products for a long time in cooperation with some of the major brands in the world in the audio field.
This amplifier guarantees total reliability and a trouble-free use even in the most demanding conditions. We believe the MC500.4 not only look great, but provide a perfect performance, what you get is unprecedented performance at an incredibly attractive price.
(dB) (dB) (dB) Power Switch It switches on / off MC500.4 main power. Power LED This LED lights up when the amplifier is powered on Input Level Indicator Display There are three high accurate LED indicators, which shows the level of the input signal. When the respective channel's output signal distortion exceeds 0.5%, the red LED (clip) indicator lights up.
The power supply will be restored with pushing this switch again. AC-Inlet This standard IEC receptacle is supplied to allow to connect your MC500.4 to mains via the supplied power cord. 4. Installation 4.1 Mains connection Do not insert the power cord into this unit until voltage has been correctly set.
The MC500.4 professional power amplifier fits into one standard 19" rack unit of space. Be sure that there is enough air space around the unit for sufficient ventilation. If heat release is inadequate, this unit will retain heat inside, which may cause the protection, or even a fire.
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5.2 Operate MC500.4 Power Amplifier In Parallel Mode in this mode, the channel 1 input signal will be output from the output connectors of both channel 1 and channel 2. The channel 2 input jack is not used. The channel 1 and channel 2 volumes can be adjusted independently.
The output capacity of MC 500.4 power amplifier is very high, be sure to use a speaker system that has sufficient input capacity. If the input capacity of your speaker system is lower than the rated output of the MC500.4 power amplifier, you can protect your speakers by connecting a fuse serially between the speaker and the amplifier as shown below.
9. WARRANTY 1. WARRANTY REGISTRATION CARD To obtain Warranty Service, the buyer should first fill out and return the enclosed Warranty Registration Card within 10 days of the Purchase Date. All the information presented in this Warranty Registration Card gives the manufacturer a better understanding of the sales status, so as to purport a more effective and efficient after-sales warranty service.
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SEIKAKU TECHNICAL GROUP LIMITED SEKAKU ELECTRON INDUSTRY CO., LTD. No. 1, Lane 17, Sec. 2, Han Shi West Road, Taichung 40151, Taiwan http://www.altoproaudio.com Tel: 886-4-22313737 email: alto@altoproaudio.com Fax: 886-4-22346757 All rights reserved to ALTO. All features and content might be changed without prior notice.
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