SUNNY Quality Control
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Whole Parts Visual Inspections
1. No scratches or damages.
2. No missing parts, such as: screws, adhesives.
LCD Display Functional Tests
1. No scratches, no white/yellow/dark spots or lines on LCD screen;
2. Without dead spots.
Touch Screen Functional Test
Diagonally draw straight lines on the screen,the lines appear without any malposition, breakage or bend.
Battery Functional Tests
1. Voltage Standard: 3.7V.
2. Normal Charging Standard: The multimeter will indicate the electricity value.
3. Normal Discharge: Power on normally after assembly.
Small Parts Functional Tests
1. Module Test Standard : Function as norma
2. Multimeter Test Standard: Loud speaker ohmic resistance reaches 6~10 ohmic;
ear speaker ohmic resistance reaches 27~32 ohmic;
vibrating motor vibrates or rotates after being supplied with 1.5~4.2V DC electricity.
Assembly Tests
1. Work normally on OEM Test Modules.
2. No cosmetic or functional no compatibility on OEM Test Modules.
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