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Alto MC250.8, User Manual

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Alto MC250.8 User Manual Download Page 4

TABLE OF CONTENTS

WARRANTY...........................................................................................................................................................13

9.

TECHNICAL SPECIFICATIONS............................................................................................................................12

8.

BLOCK DIAGRAM.................................................................................................................................................11

7.

CAUTION FOR APPLICATION..............................................................................................................................10

6.

5. APPLICATION.........................................................................................................................................................8

4.

4. INSTALLATION.....................................................................................................................................................

INSTALLATION.......................................................................................................................................................7

3. CONTROL ELEMENTS...............................................................................................................................

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5

2. FEATURES...................................................................................................................................... .

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.... 4

1. INTRODUC ION

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Summary of Contents for MC250.8

Page 1: ...User s Manual LTO R www altoproaudio com Version 1 1 Nov 2006 English MC250 8 EIGHT CHANNELS POWER AMPLIFIER ...

Page 2: ...t away from naked flames Read these instructions Follow all instructions Keep these instructions Do not discard Heed all warnings Only use attachments accessories specified by the manufacturer Do not tamper with the power cord or plug These are designed for your safety Do not remove Ground connections If the plug does not fit your AC outlet seek advice from a qualified electrician Protect the powe...

Page 3: ...ters in Italy Netherlands United Kingdom and Taiwan The core of our digital audio products is a sophisticated Software Team for many years Following this idea we create our products and we will create the new ones From our side we guarantee you and we will guarantee you also in future the best quality the best fruits of our continuous researches and the best prices Nothing else to add but that we ...

Page 4: ... OF CONTENTS WARRANTY 13 9 TECHNICAL SPECIFICATIONS 12 8 BLOCK DIAGRAM 11 7 CAUTION FOR APPLICATION 10 6 5 APPLICATION 8 4 4 INSTALLATION INSTALLATION 7 3 CONTROL ELEMENTS 5 2 FEATURES 4 1 INTRODUC ION T 4 3 ...

Page 5: ...arantees total reliability and a trouble free use even in the most demanding conditions We believe the MC250 8 not only look great but provide a perfect performance what you get is unprecedented performance at an incredibly attractive price 2 FEATURE Innovative design and high stability power amplifier Fan cooled AB class high power amplifier in 19 2U size 8 independent channels with separate prot...

Page 6: ...f Signal LED After signal is inputted LED becomes brighter while the signal level increases Level Control This pot is used to adjust output level Fan The unit is equipped with two fans in the front which can accelerate the flow of air to lower the temperature inside unit The inside temperature determines the fan speed which controls the inside air flowing speed Bridge Mode LED Indicator When you o...

Page 7: ...hoose the right function and output you need via the mode selector switch In order to make you acquire these settings now let me introduce the dip switch This switch is made up of 10 small dip switches these small dip switches from1 to 5 control one channel these rest ones 6 10 control the other channel ok you can choose the right mode setting you need via these small dip switches Take the dip swi...

Page 8: ...re qualified to do so Please turn off this unit before any installation and connection esp when you connect your unit into the sound system This is important to prevent damage to the unit itself as well as other consequent speaker system This is important to prevent damage to the unit itself as well as other consequent speaker system The mains connection of the MC 250 8 professional power amplifie...

Page 9: ...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 5 Application The MC250 8 provides three operating modes with each unit stereo mode parallel mode and bridged mode you can decide each specific operating mode according to your actual application cir...

Page 10: ...lel 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 Furthermore channel1 can only be parallelled with channel2 channel 3 only with channel 4 channel 5 only with channel 6 and channel 7 only with channel 8 5 3 Operate MC250 8 I...

Page 11: ...may be operated in one of the three modes please slide the mode selector for the Specific operating mode 6 2 caution for speak connection The output capacity of MC 250 8 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 MC250 8 power amplifier you can protect your speake...

Page 12: ...11 7 BLOCK DIAGRAM ...

Page 13: ...Hz 60kHz 300 8 ohms 90dB 40 32dB 1Vrms 10 Vrms 22dB 10Kohms unbalanced 20 Kohms balanced Front AC Switch Ch1 Ch8 Gain Knobs Rear MODE SWITCHES Power On Blue LED Protection Red LED Signal LED Green Clip Red LED Parallel input Yellow LED Bridge Yellow LED Connectors each channel Input Terminal Block Output Screw terminal Barrier Block Power supply cooling Load protection Dimensions Net weight Contin...

Page 14: ...TO of 1 year from the purchase date if you have completed the Warranty Registration Card in time 3 3 During the warranty service may repair or replace this product at its own option at no charge to you for LTO parts or for labor in accordance with the right side of this limited warranty 3 4 This warranty does not apply to the damages to this product that occurred as the following conditions Normal...

Page 15: ... 22313737 email alto altoproaudio com Fax 886 4 22346757 All rights reserved to ALTO All features and content might be changed without prior notice Any photocopy translation or reproduction of part of this manual without written permission is forbidden Copyright 2006 SEIKAKU GROUP SEIKAKU TECHNICAL GROUP LIMITED NF02620 1 1 c ...

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