GMT offer China smart phone sourcing and inspection service, which can make sure our customers get the right products they expect at a very competitive price. Here we present the detail procedure of our inspection, which can show you our professional on smart phone. You are welcome to inquire anything about our sourcing and inspection service for smart phone.

 

Smart phone inspection procedure,

 

1. Check that the smart phone’s appearance is free from scratches and stains, and that the accessories are complete and not missing.

 

2. Check the smart phone’s logo, the startup logo, and the shutdown logo to ensure they match the specifications.

 

3. Test the smart phone charging function to see if it is working properly?

 

4. Switching on the smart phone, check that the screen brightness is normal and there are no screen distortions, dust or other abnormalities.

 

5. Test the touch function of the smart phone to see if it is working properly, and make sure the virtual keypad for dialing numbers is functioning properly.

 

6. Check the IMEI code on the smart phone to ensure it matches the sticker on the box.

 

7. The smart phone should be able to read phone SIM cards, SD cards, and other functions properly.

 

8. Test the smart phone’s calling, messaging, voice, internet, and other communication functions to ensure they are working properly.

 

9. Test the camera, music player, games, and other functions on the smart phone to ensure they work properly.

 

10. Test the power button, volume up and down buttons, and the Type-C interface to connect the smart phone to a computer for data transfer, as well as the headphone jack and other functions to ensure they are working properly.

 

11. Check that the GPS search satellite function on smart phone is working properly.

 

12. Check that the fingerprint and facial recognition lock screen functions on the smart phone are working properly.

 

13. Check that the smart phone’s gravity sensing function is working properly.

 

14. To test the OTG function of a smart phone, it should be able to read data from a USB flash drive normally.

 

15. Testing the smart phone’s recording function, Bluetooth function, vibration function, and FM function.

 

16. The smart phone battery is fully charged before the battery capacity testing.

 

17. Apply 3000v high voltage testing to smart phone charger.

 

18. Disassemble smart phone and verify the LVD, and ensure that it matches the LVD report of the phone.