Power Sequence

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A1 PackLite AmpThis information is applicable to the PackLite® A1 Power Amplifier
L1 Compact
L1 Model II This information is applicable to the L1®  Model II
S1 Pro  This information is applicable to the S1 Pro system
F1 Model 812This information is applicable to the F1 Flexible Array Loudspeaker
T1 This information is applicable to the T1 ToneMatch® audio engine
T4S This information is applicable to the T4S ToneMatch® mixer
T8S This information is applicable to the T8S ToneMatch® mixer

Introduction

Q: What is the recommended order to turn components on and off?

A: Short version:

  • Turn on the powered loudspeakers last.
  • Turn off the powered loudspeakers first.

We want to avoid amplifying the sounds of connecting and disconnecting things in the signal chain.


Terminology

Powered Loudspeaker

The powered loudspeaker is anything with an amplifier:

Mixer

The mixer is

Overview

Power on
Follow the signal path from source to loudspeaker.
Power off
Do the reverse of Power on.

Detail

Power On

Follow the signal path from source to loudspeaker.
  1. Connect sound sources that goes into the mixer before turning on
  2. Turn on anything that plugs into an input on the mixer
  3. Turn down the mixer master volume
  4. Turn on the mixer mixer
  5. Turn on powered loudspeaker


Power off

  1. Turn off powered loudspeaker
  2. Turn off the mixer
  3. Turn off anything that plugs into an input on the mixer


Summary

Turn on the powered loudspeaker last.

Turn off the powered loudspeaker first.