1. Appearance inspection: Check out side appearance (don’t feel off protection film).
2. Connect unit with POE switch, then unit will boot up. Check Serial number on screen, it should be match with SN on box label.
3. Inspect LCD screen, it should be free of dead spot, and other defects.
4. Try to touch on screen to verify touch function is work properly.
5. Disconnect power when finish and print out require label then attach on back panel.
6. Scan serial number then send to me once finish this lot.