Just letting you know that we have received and checked the defective spare parts you sent last week, but I’m sorry to tell you that they’re not able to repair or they’re not useful for repair, and the cause is that the copper line on panel is badly damaged or fell off the circuit (Please see the pictures attached).
I would like to remind you that if you don’t have the special tools to exchange the LEDs, to avoid more serious damage I would suggest you to return the LEDs plate for us inspection and repair.