Badcaps Forums - View Single Post - Dell 2209wa - momentarily blinks every two seconds [ Video + Audio + Service Manual ]

**R_J** · 03-06-2021, 12:03 PM

You say the 24v drops but to what? 23v, 22v, 0v? I would check the secondary resistance of each inverter transformer and compare the resistance, If one checks different than the others it is likely bad, also check the transistors that drive each transformer.

03-06-2021, 12:03 PM	#6
R_J Badcaps Veteran Join Date: Jun 2012 City & State: ☻ My Country: Canada I'm a: Professional Tech Posts: 7,960	Re: Dell 2209wa - momentarily blinks every two seconds [ Video + Audio + Service Manu You say the 24v drops but to what? 23v, 22v, 0v? I would check the secondary resistance of each inverter transformer and compare the resistance, If one checks different than the others it is likely bad, also check the transistors that drive each transformer. Last edited by R_J; 03-06-2021 at 12:10 PM..