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Alto S-6 User Manual

Alto S-6
18 pages
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User's Manual
LTO
R
www.altoproaudio.com
Version 2.0 Dec. 2002
English
6 CHANNEL MIXING CONSOLE
S6

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Alto S-6 Specifications

General IconGeneral
Channels6
USB InterfaceNo
EffectsNo
TypeAnalog
Microphone Inputs2
Line Inputs4
Other OutputsHeadphone Output
Aux Sends1
Phantom PowerYes
Weight1.2 kg

Summary

Safety Related Symbols and Instructions

Electrical Safety Symbols

Symbols for risk of electric shock, protective ground, and hazardous live terminals.

Safety Warning and Caution Definitions

Definitions for WARNING (death/injury) and CAUTION (product damage) precautions.

Power Supply Safety

Ensure correct voltage, unplug during storms or when unused.

External Connection Safety

Use insulated cabling and consult an electrician if unsure.

Internal Cover Safety

Do not remove covers; high voltages present; service by qualified personnel only.

Fuse Safety

Use correct fuse type and replace only when power is OFF and disconnected.

Protective Grounding

Ensure grounding before powering on; never alter ground wiring.

Operating Conditions

Install per instructions, avoid liquids, heat, and ventilation blockages.

Power Cord and Plug Safety

Do not tamper with cord/plug; ensure proper fit and protect from stress.

Cleaning and Servicing Guidelines

Clean with dry cloth; refer servicing to qualified personnel.

Introduction and Getting Started

Product Introduction

Overview of the S-6 as a compact, high-performance 6-channel mixer.

Key Features Overview

Highlights include ultra-low noise preamps, 3-band EQ, aux send, and LED metering.

Initial Setup and Connection

Steps for connecting the AC adapter and power, and initial control settings.

Control Elements

Mono Input Channels (MIC 1, MIC 2)

Details on connecting microphones and line-level instruments to channels 1 and 2.

Stereo Input Channels (CH3~CH6)

Description of stereo input channels 3-6 and mono operation.

Channel EQ and Pan Controls

Explanation of the 3-band equalizer (Hi, Mid, Low) and Panorama controls.

Auxiliary Send and Return

Description of the Auxiliary send control and signal returns.

Channel Level and Peak Indicators

Function of the Level control and Peak LED indicator for signal monitoring.

Master Section Controls

Controls for main mix level, headphones, control room, and tape I/O.

Phantom Power and Indicators

Operation of the +48V Phantom Power switch and status LEDs.

Output and Input/Output Jacks

Description of main mix output, 2-track I/O, aux sends, phones, and control room outputs.

Rear Panel Connections

Power Switch and Adapter Input

The main power ON/OFF switch and the 18VAC adapter connection point.

Installation and Connection Procedure

Initial Gain and Level Settings

Turn down gains, set amp/monitor levels, and EQ/Pan to center.

Gain Staging and Peak LED Usage

Adjust input gain until Peak LED blinks occasionally for optimal headroom.

Channel Setup Workflow

Repeat gain staging for all channels, adjust main mix level as needed.

Advanced Wiring and Modifications

Wiring Configuration Tips

Schematics for connecting unbalanced equipment to balanced jacks and XLRs.

Stereo and Mono Jack Wiring

Wiring diagrams for 1/4" stereo (TRS) and mono (TS) jack plugs.

XLR Plug and Socket Wiring

Wiring diagrams for 3-pin XLR male plugs and line sockets.

Technical Specifications and Warranty

Technical Specifications

Details on input/output impedances, equalization, and power supply.

Warranty Registration and Return

Instructions for warranty registration and product return procedures.

Warranty Terms and Conditions

Covers warranty period, limitations, and exclusions for defects.

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