Alto SR Series Bedienungsanleitung

SR Series

User's Manual

LTO

www.altoproaudio.com

Version 1.3 August 2006

EnglishEnglish

SAFETY INSTRUCTIONS

1. Read Instructions

All the safety and operation instructions should be read before using the product and retain them for future reference.

2. Water & Moisture

This product should not be used near water and will be protect from atmospheric agents in fixed or temporary installations.

3. Heat

This product should be situated away from heat sources such as radiators, or other devices which produce heat.

4. Liquid Entry

Care should be taken so that liquids are not spilled into the product and that objects do not fall on.

5. Service Assistance

This product should be serviced only by qualified service personnel when :

a. Liquids has spilled or objects have fallen into this product, or

b. This product has been exposed to rain, or

c. This product does not appear to operate normally or exhibits change in performance, or has been dropped or its

cabinet / chassis damaged.

6. Package

The package of this product has been tested, inspect the package before open, if any damage is found, notify to

your dealer.

7. Hearing

This product produce high acoustic levels may cause permanent hearing loss, (SPL in for a defined period of time).

8. Installations

This product should be installed on the floor with a specific stand, according to the max weight, or in suspension

with a five points included in the cabinet (M10 ×1.5PH Length 30mm).

The suspension of more speaker cabinet in a vertical array is NOT advised.

"Electric discharge"

This symbol, alert you to the presence of uninsulated dangerous voltage inside the product enclosure, which constitutes a

risk of electric shock.

"Exclamatory point"

This symbol, alert the user to the presence of important operating and maintenance instructions in the owner's manual

included to the product.

CAUTION

RISK OF ELECTRIC SHOCK

DO NOT OPEN

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

TABLE OF CONTENT

4. WIRE CONNECTIONS .........................................................................................................................10

1. QUICK START - PASSIVE SPEAKER CABINET....................................................................................3

-. For Passive Full-range Speakers

-. For Passive Subwoofer & Satellite Speakers

2. QUICK START - ACTIVE SPEAKER CABINET.....................................................................................5

-. For Active Full-range Speakers

-. For Active Subwoofer & Satellite Speakers

3. CONNECTION PLATE...........................................................................................................................7

-. Passive Full-range Speaker for SR300 / SR400 / SR500

-. Passive Subwoofer Speaker for SR500S

-. Active Full-range Speaker for SR300A / SR400A / SR500A

-. Active Subwoofer Speaker for SR500SA

5. TECHNICAL SPECIFICATIONS ...........................................................................................................11

-. For Passive Speaker Cabinets

-. For Active Speaker Cabinets

1. QUICK START - PASSIVE SPEAKER CABINET

-. For Passive Full-range Speakers

QUICK START

SR Passive Full-range Speakers

Stereo

Power Amplifier

Speaker Cable

Tripod

Mount

Mixer

Tripod

Mount

Speaker Cable

1). Connect one side of the speaker cable to the output CHA/CHB or binding post of your stereo power amplifier

and the other side to the input socket of your speaker cabinet.

5). Use PFL function to get the proper input level for the mixer, and adjust the main mix level control to manipulate

the output level.

4). Turn up the volume controls of your amplifier to about 70%.

3). Turn on your mixer first, then the stereo power amplifier.

2). Complete other connections as illustrated.

6). After using, turn off your stereo power amplifier first, then the mixer.

Left

Main Mix

Output

Right

Main Mix

Output

Make all initial connections with all the equipment powered off, and ensure that all the main volume controls are turned

completely down.

-. For Passive Subwoofer & Satellite Speakers

Speaker Cable

pole

Mount

Speaker Cable

pole

Mount

Stereo

Power Amplifier

Left

Main Mix

Output

Right

Main Mix

Output

Mixer

QUICK START

SR Passive Subwoofer & Satellite Speakers

Speaker Cable

6). After using, turn off your stereo power amplifier first, then the mixer.

1). Connect one side of speaker cable to the output CHA/CHB or binding post of your stereo power amplifier and

the other side to the input socket of your subwoofer, with the second speaker cable connect the output of the

subwoofer to the input of satellite.

2). Complete other connections as illustrated.

3). Turn on your mixer first, then the stereo power amplifier.

4). Turn up the volume controls of your amplifier to about 70%.

5). Use PFL function to get the proper input level for the mixer, and adjust the main mix level control to manipulate

the output level.

2. QUICK START - ACTIVE SPEAKER CABINET

-. For Active Full-range Speakers

QUICK START

SR Active Full-range Speakers

Signal Cable

Power Cord

Tripod

Mount Main Mix

Left

Output

Mixer

Tripod

Mount

Power Cord

Right

Output

Main Mix

Signal Cable

1). Connect one side of the signal cable to the output left /right (with Stereo-Jack or XLR) of your audio mixer and

the other side to the line input (COMBO) of your active speaker cabinet (with Stereo-Jack or XLR).

2). Connect the power cord to mains.

3). Turn on your mixer first, then the active speaker cabinets.

6). Use PFL function to get the proper input level for the mixer, and adjust the main mix level control to manipulate

the output level.

7). After using, turn off your active speaker cabinets first, then the mixer.

Make all initial connections with all the equipment powered off, and ensure that all the main volume controls are turned

completely down.

4). Turn up the volume control of the active speaker cabinets.

5). The SR400A work with 16 presets, select your favorite between 1 (CONCERT - HALL), to 9 (KARAOKE),

this preset included a +6dB bass boost, except the preset 3 (FLAT), 4 (VOCAL) and 8 (FLOOR MONITOR);

the other presets between 10 (CONCERT H. + SW), to 16 (KARAOKE + SW), work with a natural bass response,

if required from the musical program, or for improve the matching with a subwoofer SR500SA.

-. For Active Subwoofer & Satellite Speakers

Tripod

Mount

Tripod

Mount

Left

Main Mix

Output

Right

Main Mix

Output

QUICK START

SR Active Subwoofer & Satellite Speakers

Signal Cable

Power Cord

2). Connect the power cord to mains.

3). Turn on your mixer first, then the active speaker cabinets.

4). Turn up the volume control fo the active speaker cabinets.

8). After using, turn off your active speaker cabinets first, then the mixer.

1). Connect one side of signal cable to output left/right of your audio mixer (with stereo-Jack or XLR) and the other

side to the left/right input (stereo/mono XLR) of the active subwoofer; with the second signal cable connect the

left/right output of the subwoofer (stereo/mono- XLR) to the line input (COMBO) of the active satellite (with stereo -

Jack or XLR).

7). Use PFL function to get the proper input level for the mixer, and adjust the main mix level control to manipulate the

output level.

5). Select one of the sixteen presets in to SR400A, with encoder knob (example: number 15 - DISCO + SW).

6). The Subwoofer SR500SA work with 16 presets, select the best crossover frequency presets between 1 (80Hz

BOOST 0°) in phase or 2 (80Hz BOOST 180°) out of phase, to 9 (160Hz BOOST 0°) in phase or 10 (160Hz BOOST

180°) out of phase, this preset included a +6dB bass boost; the other presets between 11 (100Hz FLAT 0°) in

phase or 12 (100Hz FLAT 180°) out of phase to 15 (140Hz FLAT 0°) in phase or 16 (140Hz FLAT 180°) out of

phase, work with a Natural Bass response, if required from the musical program.

Select one of the sixteen presets in to SR500SA, with encoder knob (example: number 4 - 100Hz BOOST 180°

out of phase, or the number 6 - 120Hz BOOST 180°) out of phase, for coupling to the preset 15 - DISCO + SW

of the satellite. The selection of phase conditions between 0°in phase or 180°out of phase is always necessary

after the setting of SR500SA in the environment

PRESET

CONCERT H. + SW

LIVE + SW

FLAT + SW

JAZZ + SW

ROCK + SW

DISCO + SW

KARAOKE + SW

SR400A SATELLITE PRESET

1-2-3-4

3-4-5-6

11-12-13-14

3-4-5-6

1-2-3-4

SR500SA SUBWOOFER

80Hz/100Hz BOOST 0°/180°

100Hz/120Hz BOOST 0°/180°

100Hz/120Hz FLAT 0°/180°

100Hz/120Hz BOOST 0°/180°

80Hz/100Hz BOOST 0°/180°

3. CONNECTION PLATE

- Passive Full-range Speaker for SR300 / SR400 / SR500

- Passive Subwoofer Speaker for SR500S

(2) THRU: Direct LINK for connect in parallel a second speaker cabinet (SPK +1/-1 connected; +2/-2 not connected).

(1) INPUT: Receive the power coming from an external power amplifier (SPK +1/-1 connected; +2/-2 not connected).

(1) INPUT: Receive the power coming from an external amplifier (SPK +1/-1 connected;+2/-2 not connected).

(2) OUTPUT: Power output for satellite speaker, under passive crossover filtered at 125Hz (SPK +1/-1 connected;

+2/-2 not connected).

SR400

LTO

INPUT THRU

LINK

DESIGNED AND DEVELOPMENT IN ITALY

SOUND REINFORCEMENT SPEAKER SYSTEM

POWER HANDLING:

AES - 250 Watts

PEAK - 500 Watts

IMPEDANCE:

8 ohms nominal

SERIAL

MODEL

(1) (2)

SR500S

LTO

INPUT THRU

LINK

DESIGNED AND DEVELOPMENT IN ITALY

SOUND REINFORCEMENT SPEAKER SYSTEM

POWER HANDLING:

AES - 250 Watts

PEAK - 500 Watts

IMPEDANCE:

8 ohms nominal

SERIAL

MODEL

(1) (2)

-. Active Full- range Speaker for SR300A / SR400A / SR500A

(1) Bi-polar main power switch

(2) Input AC power socket

(3) Ground switch

(4) POWER, blue LED, indicate ON status

(5) SIGNAL / LIMIT, green/red LED

(6) LINK on XLR connector

(7) LINE / MIC IN on COMBO connector

(8) Main VOLUME control

(9) PRESETS control with 16 presets as follows

(1)(2)

(3)

(4)

(5)(6)(7) (8) (9)

MODEL

SERIAL

AC~230V 50Hz POWER

SHIELD

SIGNAL

LIMIT

BAL

"WARNING" TO REDUCE THE RISK OF FIRE OR ELECTRIC SHOCK DO NOT EXPOSE THIS PRODUCT TO RAIN OR MOISTURE.

LINKINPUT

LTO

POWER AMPLIFIER WITH

SR400A

VOLUME

MAX MIN

MIN MAX

DSP PROCESSOR

PUSH

NEW TIDE

CONCERT HALL

LIVE

FLAT

VOCAL

JAZZ-CLUB

ROCK

DISCO

FLOOR MONITOR

KARAOKE

CONCERT H. +SW

LIVE+SW

FLAT+SW

JAZZ+SW

ROCK+SW

DISCO+SW

KARAOKE+SW

Preset NO Descriptions

CONCERT HALL

LIVE

FLAT

VOCAL

JAZZ-CLUB

ROCK

DISCO

FLOOR MONITOR

CONCERT H. + SW

LIVE + SW

FLAT + SW

JAZZ + SW

ROCK + SW

DISCO + SW

KARAOKE + SW

KARAOKE

-. Active Subwoofer Speaker for SR500SA

(1) Bi-polar main power switch

(2) Input AC power socket

(3) Ground switch

(4) POWER, blue LED, indicate ON status

(5) SIGN / LIMIT, green/red LED

(6) LINK OUT on XLR connector

(7) LINE / MIC IN on XLR connector

(8) Main VOLUME control

(9) PRESETS control with 16 presets as follows

(1)(2)

(3)

(4)(5)

(6)

(7) (8) (9)

SHIELD

VOLUME

+4dB

SIGN/LIMIT

LEFTRIGHT

LINKLINK

INPUTS

BAL +4dB

LTO

SUBWOOFER ACTIVE WITH

SR500SA

DSP PROCESSOR

80Hz BOOST 0

80Hz BOOST 180

100Hz BOOST 0

100Hz BOOST 180

120Hz BOOST 0

120Hz BOOST 180

140Hz BOOST 0

140Hz BOOST 180160Hz BOOST 180

160Hz BOOST 0

100Hz FLAT 0

100Hz FLAT 180

120Hz FLAT 0

120Hz FLAT 180

140Hz FLAT 0

140Hz FLAT 180

Preset NO Descriptions

80Hz BOOST 0°

80Hz BOOST180°

100Hz BOOST 0°

100Hz BOOST 180°

120Hz BOOST 0°

120Hz BOOST 180°

140Hz BOOST 0°

140Hz BOOST 180°

160Hz BOOST 0°

160Hz BOOST 180°

100Hz FLAT 0°

100Hz FLAT 180°

120Hz FLAT 0°

120Hz FLAT 180°

140Hz FLAT 0°

140Hz FLAT 180°

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