GB/T 44021.6-2024Audio, video and related equipment - Determination of power consumption - Part 6: Audio equipment (English PDF)

Foreword

This document is in accordance with the provisions of GB/T 1.1-2020 "Guidelines for standardization work Part 1: Structure and drafting rules for standardization documents" Drafting:

This document is part 6 of GB/T 44021 "Measurement of power consumption of audio, video and related equipment": GB/T 44021 has been published in Lower part:

--- Part 1: General;

--- Part 2: Test signals and media;

--- Part 3: Television sets;

--- Part 4: Video recording equipment;

--- Part 5: Set-top box (STB);

--- Part 6: Audio equipment:

This document is equivalent to IEC 62087-6:2015 "Measurement of power consumption of audio, video and related equipment - Part 6: Audio equipment":

Introduction

As important consumer products, audio and video products are widely used in consumers' homes: The power consumption of audio and video and related equipment has become a major concern for consumers:

The development of this document provides a practical evaluation method for the power consumption evaluation of audio, video and related equipment, which will help strengthen the consumer product field:

It has played a positive role in building the domain standard system and promoting the healthy development of the industry:

GB/T 44021 "Measurement of power consumption of audio, video and related equipment" is planned to consist of 6 parts:

--- Part 1: General: The purpose is to specify general requirements for power consumption measurements of audio, video and related equipment:

--- Part 2: Test signals and media: The purpose is to give the test signals for audio, video and related equipment such as televisions and computer monitors:

Signals and media used when measuring power consumption:

--- Part 3: Television sets: The purpose is to specify the power consumption measurement and related characteristics of television sets:

--- Part 4: Video recording equipment: The purpose is to describe the power consumption measurement method of video recording equipment with removable media and give the power consumption Measurement related various operation modes:

--- Part 5: Set-top Box (STB): The purpose is to describe the power consumption measurement method of the set-top box and give various Operation mode:

--- Part 6: Audio equipment: The purpose is to describe the power consumption measurement method of audio equipment:

Power consumption measurement of audio, video and related equipment Part 6: Audio equipment

1 Scope

This document describes a method for measuring power consumption in audio devices:

This document defines in detail the operating modes and functions applicable to audio devices:

This document applies only to audio devices that can be connected to a power source and does not cover audio devices that contain a non-removable main battery:

To include any number of auxiliary batteries:

The measurement conditions in this document represent normal usage of the device and may differ from usage under specific conditions, such as those specified in safety standards:

The usage is different under certain conditions:

2 Normative references

The contents of the following documents constitute the essential clauses of this document through normative references in this document:

For referenced documents without a date, only the version corresponding to that date applies to this document; for referenced documents without a date, the latest version (including all amendments) applies to this document:

GB/T 12060.5-2011 Sound system equipment Part 5: Test methods for the main properties of loudspeakers (IEC 60268-5:2007, IDT) GB/T 35758-2017 Measurement method for standby power of household appliances (IEC 62301:2011, IDT) GB/T 44021.1-2024 Measurement of power consumption of audio, video and related equipment Part 1: General (IEC 62087-1:2015, IDT) GB/T 44021.2-2024 Audio, video and related equipment power consumption measurement Part 2: Test signals and media (IEC 62087-2:

2023,MOD)

Note: There is no technical difference between the referenced content of GB/T 44021.2-2024 and the referenced content of IEC 62087-2:2015:

3 Terms, definitions and abbreviations

3.1 Terms and Definitions the terms and definitions defined in GB/T 44021.1-2024 and GB/T 44021.2-2024 and the following apply to this document:

3.1.1

Additional functions Functions not required for basic operation of the device:

3.1.2

audio equipment

Equipment whose primary function is to reproduce analog and/or digital audio signals:

3.1.3

Audio systems an audio device consisting of detachable or inseparable parts to perform one or more audio functions: