Re: Problems with Samsung 740N monitors

Just repaired 2 samsung 740N LCDs.
On the first one I just replaced the 3 capacitors on 13V rail and that was it, worked after that.
Second one was a bit tough. It was completely dead, LED also dead. Fuse, thermistor and varistors were OK. ZD102 was found dead, replaced it but it didn't help. After I powered the LCD still nothing, replaced zener didn't burn. Comparing ohm readings form first LCDs psu I saw lower ohm readings across several components in primary side of the second LCDs psu (Zener diodes were not reading as (600,infinity)...