How to Proceed with Trouble Diagnosis

INTERIOR ROOM LAMP

How to Proceed with Trouble Diagnosis

1.Confirm the symptom or customer complaint.
2.Understand operation description and function description. System Description .
3.Perform the preliminary check. Preliminary Check .
4.Check symptom and repair or replace the cause of the malfunction.
5.Does the interior room lamp operate normally? If YES, GO TO 6. If NO, GO TO 4.
6.Inspection End