Re: Is this high-voltage transformer OK?



PlainBill, Thank you so much !

I just repaired an Elo Touchscreen ELO Touchsystems ET1725L 17" Touchscreen LCD ET-1725L with a sampo qpwbgl957idg-2 Inverter.

The monitor was turning on, and I could notice in some posititions with a flashlight that the image was there.

I measured the whole Sampo inverter, everything seemed allrigh, but i never got the 8V at the output of the AO4411 Mosfets .

Because of the suggestion of Plainbill e tested the 2.2uF capacitor with...

Re: Toshiba Satellite - Locks up when plugged in

Is this topic dead ? :P

Re: Toshiba Satellite - Locks up when plugged in

Well, at least now i know that it isn´t the faulty capacitor under the cpu

Still freezing windows normal mode, while in dc...

Re: Toshiba Satellite - Locks up when plugged in

Hello!

I have the same problem in this toshiba A500, but don´t see any NEC/Tokin capacitors like those here.
This motherboard of toshiba A500 works perfectly on battery, but it freezes few secons after DC is plugged


I tried already with another ram, cpu, power supply, external monitor only, even changed radeon vga card, and always shows this same behaviour.

Any suggestions ?...