Alto APM-80.1500 Users Manual

APM80.1500

User's Manual

8-channel

Stereo Powered Mixer with DSP

LTO

www.altoproaudio.com

Version 1.0 Jan. 2007

English

SAFETY RELATED SYMBOLS

CAUTION

RISK OFELECTRIC SHOCK

DO NOTOPEN

This symbol, wherever used, alerts you to the presence of un-insulated and dangerous voltages within the product enclosure. These are voltages that may be sufficient to constitute the risk of electric shock or death.

This symbol, wherever used, alerts you to important operating and maintenance instructions. Please read.

Fuse

To prevent fire and damage to the product, use only the recommended fuse type as indicated in this manual. Do not short-circuit the fuse holder. Before replacing the fuse, make sure that the product is OFF and disconnected from the AC outlet.

Protective Ground

Before turning the product ON, make sure that it is connected to Ground. This is to prevent the risk of electric shock.

Never cut internal or external Ground wires. Likewise, never remove Ground wiring from the Protective Ground Terminal.

Protective Ground Terminal

AC mains (Alternating Current)

Hazardous Live Terminal

ON: Denotes the product is turned on.

OFF: Denotes the product is turned off.

WARNING

Describes precautions that should be observed to prevent the possibility of death or injury to the user.

CAUTION

Describes precautions that should be observed to prevent damage to the product.

Disposing of this product should not be placed in municipal waste and should be Separate collection.

WARNING

Power Supply

Ensure that the mains source voltage (AC outlet) matches the voltage rating of the product. Failure to do so could result in damage to the product and possibly the user.

Unplug the product before electrical storms occur and when unused for long periods of time to reduce the risk of electric shock or fire.

External Connection

Always use proper ready-made insulated mains cabling (power cord). Failure to do so could result in shock/death or fire. If in doubt, seek advice from a registered electrician.

Do Not Remove Any Covers

Within the product are areas where high voltages may present. To reduce the risk of electric shock do not remove any covers unless the AC mains power cord is removed.

Covers should be removed by qualified service personnel only.

No user serviceable parts inside.

Operating Conditions

Always install in accordance with the manufacturer's instructions.

To avoid the risk of electric shock and damage, do not subject this product to any liquid/rain or moisture. Do not use this product when in close proximity to water.

Do not install this product near any direct heat source.

Do not block areas of ventilation. Failure to do so could result in fire.

Keep product away from naked flames.

IMPORTANT SAFETY INSTRUCTIONS

Read these instructions

Follow all instructions

Keep these instructions. Do not discard.

Heed all warnings.

Only use attachments/accessories specified by the manufacturer.

Power Cord and Plug

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 power cord and plug from any physical stress to avoid risk of electric shock.

Do not place heavy objects on the power cord. This could cause electric shock or fire.

Cleaning

When required, either blow off dust from the product or use a dry cloth.

Do not use any solvents such as Benzol or Alcohol. For safety, keep product clean and free from dust.

Servicing

Refer all servicing to qualified service personnel only.

Do not perform any servicing other than those instructions contained within the User's Manual.

PREFACE

Dear customer

Thank you for choosing the 8-channel stereo powered mixer with DSP, which is the result ofLTO APM80.1500 our AUDIO TEAM's endeavours.LTO

For the LTO AUDIO TEAM, music and audio are more than a profession, it is a passion and an obsession!

We have, in fact, been designing professional audio products for a number of years in cooperation with many of the world's major brands. The LTO line represents unparalleled analogue and digital products made by musician, for musicians. With our design centres in Italy, Netherlands, and United Kingdom we provide you with world-class designs, while our software development teams continue to develop an impressive range of audio specific algorithms.

By purchasing our LTO products you become the most important member of our LTO AUDIO TEAM. We would like to share with you our passion for what we design and invite you to make suggestions, which will aid us in developing future products for you. We guarantee you our commitment for quality, continual research and development, and of course the best prices.

The LTO is extremely flexible, ultra-low noise 8-channel stereo powered mixer with DSP, which is

APM80.1500

configured with six MIC/line and two stereo inputs channels, each of them is equipped with a variety of key features including a 3-band equalizer, two aux sends and pan control etc. Besides, the miraculous DSP with 256 presets and powerful digital power amplifier will meet your requirements. To deserve to be mentioned, the output power of LTO

is 2 750W. Seeing is believing, let's meet the LTO .APM80.1500 APM80.1500

We would like to thank all the people who made the LTO possible, especially to our designers andAPM80.1500

LTO staff. It is their passion for music and professional audio that has made it possible for us to offer you, our most

important team member, our continued support.

Thank you very much

LTO AUDIO TEAM

TABLE OF CONTENTS

1. INTRODUCTION.....................................................................................................................................4

2. FEATURES..............................................................................................................................................5

3. QUICK START..........................................................................................................................................6

4. CONTROL ELEMENTS...........................................................................................................................7

4.1 MONO/STEREO Input Channel Section

4.2 MASTER SECTION Control

4.3 MASTER SECTION INPUT and OUTPUT Jacks

4.4 DSP Section

4.5 Rear Panel

5. PRESET LIST.........................................................................................................................................15

6. INSTALLATION AND CONNECTION ....................................................................................................16

6.1 Audio Connections

6.2 Speaker Connections

6.3 Possible System Connection Mode for Live Sound Application

7. TECHNICAL SPECIFICATION...............................................................................................................20

8. WARRANTY...........................................................................................................................................22

1. INTRODUCTION

Thank you very much for expressing your confidence in LTO products by purchasing LTO APM80.1500 8channel stereo powered mixer with DSP. The APM80.1500 is professional, powerful mixer, which provides the state of the art digital amplifier technology specifically. You will get the smooth, accurate more natural and open sound from this apparatus, it is really ideal for large gigs, recording and fixed PA installations.

The APM80.1500 8-channel stereo powered mixer with DSP is packed with some key features. For example: there is six MIC/line inputs which provided with ultra low noise microphone pre-amplifiers and phantom power at +48V plus two stereo inputs, each of them features a 3-band equalizer, two aux sends, pan and level control. The master section includes stereo return, 2-track input/output for playing back stereo devices for recording your mix, sweet equalizers for main and monitor, 256 position multieffect and built-in feedback terminator and so on.

Though your APM80.1500 is very easy to operate, we strongly recommend you to go through each section of this manual carefully, in this way you will get the best out of your APM80.1500.

2. FEATURES

The APM80.1500 8-channel stereo powered mixer with DSP is designed for professional application. It provides the following features:

Digital amplifier technology, offering high power and a very dynamic sound

9-band graphic EQ for MAIN / MONITOR

Built-in feedback terminator

6 MIC/line input channels with gold plated XLRs and balanced LINE inputs

2 Stereo input channels with balanced TRS jacks

Ultra-low noise discrete MIC preamps with +48V phantom power

Extremely high headroom offering more dynamic range

3-band equlizer on input channels

Each input channel with -20dB PAD, PAN and level control

2 AUX sends for built-in or external effects, on-stage monitor mix, or headphone mixing

256 position multieffect

2-track recording IN/OUT (phono)

Headphone output

2 750 watt EIAJ amplifiers (For APM80.1500)

Output connector: 6.3 jack + 4 way-speakon

3. QUICK START

3.1 Please check the AC Voltage available in your country before connecting your to the AC socket.APM80.1500

3.2 Be sure that the main power switch is turned off before connecting the Mixer to the AC socket. Also, you should make sure that all Input and output controls are turned down. This will avoid damages to your speakers and avoid excessive noise.

3.3 Please connect one side of the speaker cable to speakon or phone jacks of your and the otherAPM80.1500 side to the input socket of your speaker cabinet; or connect one side to the main output L/R of your APM80.1500

And other side to the input socket of your active speaker cabinet or other stereo power amplifier.

3.4 Complete these connections as illustrated.

3.5 When no external power amplifier or active speaker connected to the main output L/R of your ,

APM80.1500

please switch on your after turning on all external devices; after using, switch off yourAPM80.1500 APM80.1500 Before all external devices.

3.6 When the external power amplifier or active speaker connected to the main output L/R of your

please switch on your before the external power amplifier or active speaker. After using, switch

APM80.1500

off your after the external power amplifier or active speaker.APM80.1500

3.7 Before disconnecting the always turn-off the Power switch.

APM80.1500

3.8 Do not use solvents to clean your . A dry and clean cloth will be OK.APM80.1500

Active speaker 2

Passive speaker 2

CAUTON

RSK OF LE TRC SHOCK

DONOT O EN

WARNNG SHOCKHAZARD

DONOT OPEN

AVS RISQUEDE CHOC ELECTR QUE

EPASOUVR R

CAUT ON:

REPLACEWITH THE SAME TY EFUSE AND RAT NG DSCONNECT UPPLYCORD BEFORE CHANGING FUSE

STEREO MODE 500 W @ 4 OHM

270 W @ 8 OHM

4 OHM MIN LO D)

BRIDGE MODE 1000 W @ 8 OHM

8 OHM MIN LO D)

CLASS 2 WRING MAY BE USED

POWER

ON OFF

AC INPUT

100 1 0VAC 60Hz

220 2 0VAC 50Hz

RA ED OWER CONSUMP ION 65 W

10 2 V

20 4V

100~120V T10A 250V

FUSE

220~240V T6 3A 250V

~100-120

~220-240

VOLTAGESELECTOR

VAC

LTO

POWERED MIXER MODEL: APM80.1500

MODEL

S RIAL

BRIDGE MODE

BRIDGE

2+ 1+

POS NEG

Apparaen skall anslutas tll ordatut ag nar den anslutst ll ett natverk

LEFT/MONO MAIN

OUTPUT 2

1+ 1-

POS NEG

OUTPUT 2

OUTPUT 1

RIGHT/MONITOR

OUTPUT 1

1+ 1-

POS NEG

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