Different kind of Portable DVD Player Inspection:
Some common factors for Portable DVD Player quality control:
1.Appearance quality
2.Weight & size check
3.Workmanship:defective list
4.Basic function check(functions on product specification work )
5.Printing 3M Tape test
6.Charge/ Discharge test
7.EVD,DVD,VCD,MP5 play test
8.Power test
9.Burn-in test
10. Hi-pot test
11.Use function test
12.Battery voltage
13.Inner check
14.Button press test
