Electronics Inspection Service

Huajian Company's Mobile Data Cable Inspection

I. Sampling Plan

Sampling inspection is conducted according to the Level II general inspection of GB2828.1-2003, with specified Acceptable Quality Level (AQL) and inspection level.

II. Inspection Method

Distance: The distance between the human eye and the surface of the tested object is 250mm-350mm.

Time: Inspection time per side should not exceed 5-10 seconds.

Position: The viewing surface is at a 45° angle to the desktop, rotated 15° up, down, left, and right, and flipped forward and backward.

Light Source: D65-CLE standard light source (the light source must be directly above and in front of the inspector).

Temperature: 23+/-3°C

Humidity: 30%-85%

Illuminance: 1000±200 LUX

Vision: Inspectors must have a visual acuity of 1.0 or above.

Inspection Tools: Calipers, tape measure, ruler

III. Summary of Defects

Casing Crack: Caused by external force or material factors.

Deformation: Caused by external interference.

Scratch: Caused by sharp objects.

Shrinkage: Due to insufficient cooling time during molding.

Stain: Caused by environmental factors or oily work surfaces.

Oxidation: Metal parts turning black.

Cable Burn: Caused by improper process or operation.

Misaligned Nameplate: Nameplate not affixed correctly.

Upside-Down Nameplate: Nameplate affixed upside down.

Missing Nameplate: Nameplate omitted during operation.

Lifted Nameplate: Nameplate not properly affixed or pressed firmly.

No Download: Unable to download songs or videos after connecting to a computer.

No Charging: Due to internal component damage or other reasons.

IV. Packaging Inspection

Confirm whether the packaging method meets requirements, whether the supplier is a qualified supplier, and whether there is a PASS label or stamp affixed by the supplier.

Confirm whether the specifications, model, material code, quantity, production date, and batch number on the outer packaging are correct.

Ensure that the outer packaging box labels are correct, with no incomplete or incorrect labeling.

The outer packaging box must not show obvious folds, damage, dirt, deformation, moisture, or other defects.

Materials that have been changed must be prominently marked, and this marking must be maintained for three consecutive batches. Special requirements should be communicated and confirmed in writing.

Packaging must include foam padding for protection. Special requirements should be communicated and confirmed in writing.

V. Shipment Report

Shipment Inspection Report

Reliability Test Report