Re: Iiyama Prolite E431S Turns off

PlainBill, many thanks. Royer Oscillator, well there's a thing! Checked out another of your posts on the subject with a Viewsonic. They are 2SC5706's so I can order them. Just to confirm my ignorance, which is the transformer I should be re-soldering? Firstly there's a PT201, then possibly the round winding with a white blob of something at it's base or what I think most likely, L902. I will report back when I have repaired, maybe sometime, lot going on. Once again, many thanks.

Gbarcs....

Re: Iiyama Prolite E431S Turns off

I will start by admitting I do not have much electronic knowledge. My E431S has displayed the symptoms described in this forum, i.e. flashing blue power light before final extinction. I consider I have nothing to lose by giving it a go.

My first query concerns what I assume is a transistor, Q209. There is residue on the board so I assume it's kaput? I understand this is a caps forum but can anyone help me identify this so I can replace.

Secondly, there do not appear to be any bulging caps. C922's sleeve appears to...