1. Preparation before inspection:
1) Confirm the computer and auxiliary equipment to be tested (such as the USB interface is plugged in normally).
2) Confirm the computer test software (confirm the consistency of the software interface).
3) Determine the reliability test tools for screen printing and label printing.
2. Product inspection items:
1) Full inspection.
2) Special inspection items (AQL S-2 standard is generally used).
3) Product process inspection and special inspection (AQL S-1 or 2 standards are generally used).
3. Full inspection items inspection:
a. The product outer box inspection shall be neat and undamaged.
b. Color box packaging. Requires cleanliness, no damage, etc.
c. Product appearance and inspection of accessories
d. Flatness check (placed on the glass surface)
e. Check the status of each function LED
f. Connect with computer to test the basic functions of buttons
4. Special inspection items (AQL S-2 standard is generally used):
a. Working current / standby current test (wireless battery products)
b. Wireless frequency test (wireless product / recorded measured frequency)
c. Low voltage indication or alarm function (recording trigger voltage)
e. Effective working distance of wireless keyboard (record the maximum distance)
f. System compatibility test. The system mentioned in the general test manual or package is provided by the factory and tested one by one.
g. CD driver installation, compatibility test without system, general test manual or system mentioned in the package, provided by the factory and tested one by one, CD file for virus scanning.
h. Bar code test. Randomly select three color boxes and scan with a bar code machine.
i. Record the information such as USB cable length, battery model, voltage, etc. in the report.
5. Product process inspection and special inspection (AQL S-1 or 2 standards are generally used)
a. Internal structure inspection: It mainly includes two parts: main PCB circuit board and main control chip.
b. Record the weight and size of the carton and record it in the report
d. Drop test of the outer box according to the international standard
Common keyboard defects
1. No function of single or multiple keys (tested by software)
2. Can’t pair with wireless receiver
3. Not paired with the wireless receiver (that is, when the code is fixed during production, it should be paired one by one)
4. Rubber feet fall off or are badly installed
5. The surface of the glass is uneven
6. Seriously poor assembly, (shell cracks, missing screws, etc.)
7. Cut flowers, dirty, poor screen printing
8. Dirt (glue, mimeograph, etc.)
9. Slightly bad packaging (scratch, hands, etc.)