Audio Pro Avanti Series SW-450 User Manual

1) Low level input from
amplifier
(Enclosed Y-adaptor)
2) Standby mode switch-
Auto or ON
7) Speaker Level output
(to satellite speakers)
8) Mains switch
9) ON/OFF indicator
10) Mains cord (230V)
11) Fuse
WARNING !
To reduce the risk of electric shock, do not open or remove cover or back. Do not expose this appliance to rain or moisture. In case
of malfunction consult qualified service personel.
The exclamation point, within an equilateral triangle, is intended to alert
the user of the presence of important operating and maintenance (servicing)
instructions in the literature accompanying the appliance.
The lightning flash with arrowhead, within an equilateral
triangle, is intended to alert the user of the presence of
uninsulated "dangerous voltage" within the product´s
enclosure; that may be of sufficient magnitude to constitute a
risk of electric shock to persons.
3) Phase switch 0 - 180
4) Low pass crossover control
5) Volume control
6) Speaker Level input
(from amplifier)
English
CONTROLS AND INDICATORS
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Audio Pro Avanti Series SW-450 Specifications

General

Brand	Audio Pro
Model	Avanti Series SW-450
Category	Subwoofer
Language	English

Summary

CONTROLS AND INDICATORS

Low Level Input from Amplifier

Explains the low-level audio input connection from an amplifier using a Y-adaptor.

Standby Mode Switch

Describes the switch for selecting standby mode (Auto or ON).

Phase Switch

Allows adjusting the subwoofer's phase by 0° or 180° relative to satellites.

Low Pass Crossover Control

Adjusts the upper frequency limit for the subwoofer's output, variable from 50Hz-100Hz.

Volume Control

Controls the sound level output of the subwoofer.

Speaker Level Input

Details the high-level audio input connection from an amplifier's speaker terminals.

Speaker Level Output

Describes the output terminals for connecting satellite speakers.

Mains Switch

The main power on/off switch for the subwoofer.

ON/OFF Indicator

Shows the subwoofer's operational status with a red light.

Mains Cord and Fuse

The power cord connection and the protective fuse for the unit.

INSTALLATION

Connection to Amplifier with Subwoofer-Out

Connects the subwoofer to an amplifier's dedicated subwoofer output terminal.

Connection to Speaker Output (High Level)

Connects the subwoofer using speaker cables from amplifier speaker outputs.

FUNCTIONS

Power Switch Operation

How to switch the subwoofer amplifier between ON and OFF modes.

Standby Mode Settings

Explains Auto standby mode and the always-ON mode.

Power Indicator Lights

Details the function of the red main power and blue front power indicators.

Audio Controls Explained

Describes the volume, low-pass crossover, and phase adjustment controls.

PLACEMENT AND TROUBLESHOOTING

Subwoofer Placement Guidelines

Advice on positioning the subwoofer for optimal sound, including corner placement.

Troubleshooting Common Issues

Checks for connection problems, overload protection, and overheating.

Technical Specifications

Lists amplifier output, woofer size, frequency range, and dimensions.