THE COMPLETE UNIT STOPS OPERATION.
REPAIR:
1) JUMPER CAP IS NOT INSTALLED ON THE MAINBOARD:
SOLUTION 1) CHECK IF THERE IS NO JUMPER ON THE PCB. IF NOT, PLEASE ADD A JUMPER
2) THE JUMPER CAP IS NOT INSERTED CORRECTLY (POOR CONTACT):
SOLUTION 2) CHECK IF THE JUMPER IS INSERTED CORRECTLY. IF NOT, INSERT THE JUMPER CAP TIGHTLY AGAIN
3) THE JUMPER CAP IS BROKEN/DAMAGED:
SOLUTION 3) CHECK IF THE JUMPER IS DAMAGED. IF YES, PLEASE REPLACE JUMPER CAP
4) THE PCB IS BROKEN/TESTED CIRCUIT ON CONTROL PANEL IS ABNORMAL:
SOLUTION 4) CHECK IF THE PCB IS BROKEN. IF YES, PLEASE REPLACE PCB WITH A NEW ONE