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Turbosound TFS-780 User Manual

Turbosound TFS-780
53 pages
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TFS-780 Flashlight System
User Manual
Turbosound Ltd.
Star Road, Partridge Green
West Sussex RH13 8RY England
Tel: +44 (0)1403 711447 Fax: +44 (0)1403 710155
web: www.turbosound.com
Issue 1.4 © Turbosound Limited, October 2000

Table of Contents

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Turbosound TFS-780 Specifications

General IconGeneral
BrandTurbosound
ModelTFS-780
CategoryFlashlight
LanguageEnglish

Summary

Turbosound Flashlight & Floodlight System Concepts

Loudspeaker Management System (LMS) Concept

Explains the LMS-D6 system for digital time alignment and system reliability.

Flashlight TFS-780 Overview

Describes the TFS-780 as a complete, integrated sound reinforcement system.

TFS-780L Low Frequency Enclosure

Details the TFS-780L's frequency range, driver, and mounting options.

TFS-780H Mid-High Enclosure

Describes the TFS-780H's driver configuration, dispersion, and touring features.

TFL-760H Mid-High Enclosure

TFL-760HM and TFL-760LM Downfills

Explains downfill enclosures for near-field coverage and their integration.

TFS-780HF Long Throw Mid-High

Details the TFS-780HF as a long-throw unit for boosting high-end at distance.

LMS-D6 Loudspeaker Management System

Focuses on the LMS-D6 for time alignment and delay compensation.

Flashlight Flying System

Introduces the complementary flying system for precise dispersion and array control.

Flying and Stacking Overview

Setting Horizontal Angles

Tilting Mechanism

Details the locating tab (biscuit) for aligning enclosure backs and ensuring alignment.

Tilting Strap Operation

Flying System Advice

Setting Vertical Angles

Arraying Concepts and Rules

Procedure for Flying a Flashlight Array

Preparing and Hoisting the Flybar

Details preparing flown boxes, attaching chain motors, and hoisting the flybar.

Attaching Flying Chains and Tilt Straps

Covers attaching flying chains, colour coding, and securing tilt straps for boxes.

Positioning Subsequent Rows and Downfills

Guides on positioning and connecting upper rows of boxes and downfills.

Securing Downfills and Final Tilt Adjustment

Explains how to secure downfills, angle them, and use tilting straps for final adjustment.

Final Array Leveling and Bass Stacking

Bass Enclosure Arraying

Aiming and Directivity of the Stack

Discusses how stack dimensions and curvature affect directivity and aiming.

Alternate Bass Stacking Configurations

Ground Stacking Guidelines

Vertical Dispersion Considerations

Discusses vertical dispersion from coupling cabinets and using spacers.

Flown Systems Vertical Dispersion

LMS-D6 Loudspeaker Management System

LMS-D6 Introduction

Assists users in understanding the LMS-D6 capabilities for Turbosound systems.

General Features and Facilities

Covers unpacking, inspection, and handling of spare fuses.

Mechanical Installation

Details rack space requirements, ventilation, and protection from sunlight.

LMS-D6 Front Panel Functions

LMS-D6 Rear Panel Functions

LMS-D6 Power and Safety

Safety Earthing

Emphasizes connecting the green/yellow wire for personal safety and unit operation.

AC Power Fusing

Specifies the correct fuse rating (1A 250V T) for the mains power.

Powering Up Procedure

Describes the power-on sequence, diagnostic tests, and memory retention.

LMS-D6 Audio Connections

Input and Output Connector Wiring

Explains balanced wiring conventions and shield connection for XLRs.

Time Correction for Loudspeaker Driver Placement

Discusses phase/time differences and LMS-D6's role in alignment.

AMP-780.2 Flashlight System Amplification Rack

Racking, Cables, and Connections

Covers the rack's amplifier capacity, TMC amplifiers, remote control, and construction.

Amplifier Rack Options

Input Connections

Explains how incoming signals connect via Lemo and XLR to the amplifiers.

Amplifier Output Connections

Remote Control Connections

Explains using XLR connectors for external remote control via RS232/RS485.

Extension Cables and Wiring

Multiway Output Wiring

Shows wiring diagrams for 19-way multiway outputs to speakers.

Auxiliary Output Wiring

Illustrates wiring for EP6 and XLR auxiliary outputs.

Multiway to EP6 Fan-Out and Mains Connections

Mains Connection Configurations

Lists typical supply configurations (110V, 220/240V) and wiring methods.

TMC-750 and TMC-1250 Amplifiers

General Features & Facilities

Lists key features like independent channels, power output, and audio quality.

TMC-750 Front Panel Functions

TMC-1250 Front Panel Functions

Amplifier Rear Panel Functions

Amplifier Installation and Power

Mechanical Installation

Guides on correct re-installation of amplifiers and ensuring adequate ventilation.

Mains Power Requirements

States that TMC amps operate on international 50-60Hz AC supplies (110-240V).

Powering Up Procedure

Explains the amplifier's power-on sequence and output stage checks.

Amplifier Safety and Fuses

Safety Earthing

Emphasizes connecting the green/yellow wire for personal safety and unit operation.

Internal Fuses

Lists the types and ratings for internal fuses in TMC amplifiers.

Voltage Setting and Range

Confirms factory setting and specifies operating voltage limits.

Current Consumption

Provides current requirements for TMC-750 and TMC-1250 at full power.

Amplifier Audio Connections and Controls

Input Connections and Shielding

Discusses amplifier input connections and shield maintenance for pin 1.

Polarity and Input Impedance

Explains standard polarity and the 10kΩ input impedance.

Amplifier Muting and Metering

Muting Functions

Details how to mute/un-mute channels and automatic muting.

Sensitivity and Gain Setting

Explains sensitivity definition and using encoders for gain adjustment.

Signal Metering

Describes the LED bargraph for output drive level and its response.

Amplifier Output and Impedance

Output Connections

Details 4mm terminals and MDP connectors for output connections.

Damping Factor

Explains high damping factor benefits and factors affecting it.

Speaker Impedance and Long Lines

Discusses impedance and risks associated with long speaker cables.

Amplifier Cooling and Filter Maintenance

The Cooling System

Describes the cooling system's design for efficient heat exchange and monitoring.

Filter Inspection & Maintenance

Provides safety precautions and steps for filter cleaning and inspection.

Temperature Metering, Protection, and Fault Modes

Temperature Metering & Protection

Explains how temperature is monitored and protection mechanisms.

Fan Speed Setting

Details how fan speed varies with heatsink temperature.

Fault Modes

Categorizes fault conditions (Thermal, Voltage, Current, Output) and responses.

Troubleshooting Amplifier Issues

Spontaneous Powering-down

Lists common faults like spontaneous powering-down.

Repeated Power Up/Down Cycling

Addresses issues of repeated amplifier power cycling.

Basic Sound System Faults

MAINTENANCE PROCEDURES

Gaining Access for Maintenance

Safety procedures for removing cover plates and accessing fuses.

Removing Amplifier Modules

Steps for removing an amplifier module from its rack.

Cleaning Amplifier Components

Instructions for cleaning the amplifier's faceplate and heatsinks.

Routine Checks

Notes that no tune-up adjustments are needed; refer faults to service.

Spare Parts & Accessories

Technical Specifications

Provides detailed specifications for TMC-750 and TMC-1250 amplifiers.

WARRANTY INFORMATION