Service Manual
Page 43
Do Not Copy VA1912w-2_VA1912wb-2 Defect Mode C Failure Analysis Repair Testing ※ " Panel Change" Should be Performed to Level 3 Repair Horizontal Line Defect Vertical Weak Line Horizontal Weak Line Vertical Band Defect Horizontal Band Defect Power Saving Display Abnormal Check PCBA Check Panel Check PCBA Peculiar Smell Check PCBA AD/B Change Panel Change AD/B Change AD/B Change Power/B Change Inverter/B Change Next Step NG TEST Complete ViewSonic Corporation 40 Confidential -
Do Not Copy VA1912w-2_VA1912wb-2 Defect Mode C Failure Analysis Repair Testing ※ " Panel Change" Should be Performed to Level 3 Repair Horizontal Line Defect Vertical Weak Line Horizontal Weak Line Vertical Band Defect Horizontal Band Defect Power Saving Display Abnormal Check PCBA Check Panel Check PCBA Peculiar Smell Check PCBA AD/B Change Panel Change AD/B Change AD/B Change Power/B Change Inverter/B Change Next Step NG TEST Complete ViewSonic Corporation 40 Confidential -