1 Scope
This standard specifies technical requirements, test methods, inspection rules and marking, packaging, transport and storage for compact disc (CD) players.
This standard is applicable to various CD players and all CD parts in audio systems, and may also serve as a reference for similar products.
2 Normative references
The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies.
GB/T 191 Packaging - Pictorial marking for handling of goods
GB/T 2018 Methods of measuring the characteristics of recording and reproducing equipment for sound on magnetic tape
GB/T 2423.5 Environmental testing for electric and electronic products - Part 2: Test methods - Test Ea and guidance: Shock
GB/T 2423.10 Environmental testing for electric and electronic products - Part 2: Tests methods - Test Fc: Vibration (sinusoidal)
GB/T 2828.1 Sampling procedures for inspection by attributes - Part 1: Sampling schemes indexed by acceptance quality limit (AQL) for lot-by-lot inspection
GB/T 2829-2002 Sampling procedures and tables for periodic inspection by attributes (Apply to inspection of process stability)
GB/T 2900.75-2008 Electrotechnical terminology - Digital recording of audio and video signals
GB/T 2900.76-2008 Electrotechnical terminology - Recording and reproduction of audio and video
GB/T 3222.1 Acoustics - Description, measurement and assessment of environmental noise - Part 1: Basic quantities and assessment procedures
GB/T 3240 Preferred frequencies for the acoustical measurement
GB/T 3767 Acoustics - Determination of sound power levels of noise sources using sound pressure - Engineering methods for an essentially free field over a reflecting plane
GB/T 5080.6 Equipment reliability testing - Tests for the validity of a constant failure rate assumption
GB/T 5080.7 Equipment reliability testing Compliance test plans for failure rate and mean time between failures assuming constant failure rate
GB/T 5465.2-2008 Graphical symbols for use on electrical equipment - Part 2: Graphical symbols
GB/T 6881.1 Acoustics - Determination of sound power levels of noise sources using sound pressure - Precision methods for reverberation rooms
GB/T 6881.2 Acoustics - Determination of sound power levels of noise sources - Engineering methods for small, movable sources in reverberant field i Part 1: Comparison method for hard-walled test rooms
GB/T 6881.3 Acoustics - Determination of sound power levels of noise sources - Engineering methods for small, movable sources in reverberant field - Part 2: Comparison method for hard-walled test rooms
GB/T 6882 Acoustics - Determination of sound power levels of noise sources using pressure - Precision methods for anechoic and hemi-anechoic rooms
GB 8898-2000 Audio, video and similar electronic apparatus - Safety requirements
GB/T 9375 Listening tests on radio receiver and/or tape recorder
GB 9383 Limits and methods of measurement of immunity to conducted interference for sound and television broadcast receivers and associated equipment
Foreword i
1 Scope
2 Normative references
3 Terms and definitions
4 Technical requirements
5 Test conditions
6 Inspections of appearance, mechanical structure and function
7 Measurement method for electrical performance
8 Acoustic noise test methods
9 Safety test methods
10 Electromagnetic compatibility test methods
11 Environmental test methods
12 Shock and vibration strength tests
13 Reliability test
14 Subjective evaluation method of sound quality listening
15 Inspection rules
16 Marking, packaging, transport and storage
Annex A (Normative) Technical requirements for CD test records
