Quality Inspection Process & Standards for Furniture Embedded Power / USB Sockets
Visual Inspection: No scratches, deformation or color difference on the housing; clear and complete markings; firm assembly without gaps.
Structure & Function: Smooth plugging and unplugging of jacks; moderate tightness of USB ports; normal operation of switches and indicators.
Electrical Safety: Qualified withstand voltage, insulation and grounding; stable output voltage and current of 20W Type-C/USB; no overheating or abnormal noise.
Reliability: Normal on-off cycle test; compatible with furniture installation dimensions.
Packaging: Complete accessories, standard labels and sufficient protection.
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Quality Inspection Process & Standards for Sofa Built-in Bluetooth Speakers
Appearance & Structure: No scratches on the housing; firm assembly, seamless fit with the sofa; speaker grille free of deformation or damage.
Function Test: Stable Bluetooth connection and normal switching; smooth volume adjustment; normal output of left/right channels and subwoofer.
Sound Quality: No noise, distortion, or current sound; clear treble and bass, balanced sound field.
Electrical Safety: Stable power supply, normal working temperature rise, no electric leakage or abnormal noise.
Reliability: Qualified power-on aging and key/touch cycle tests.
Judgment: Pass all items as qualified products; unqualified ones shall be reworked or scrapped.
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