Hi Jake-b,
I have an E6540 with a very similar problem and I know the post is nearing a year old now, but I was wondering if you could let me know how you flashed the BIOS to correct the problem? I have searched and found nothing on how to do it from a blank screen (the usual flash drive and a certain key combo). Strangely enough, the D-key and power performs the LCD test which shows good and I found by luck that pressing a function key and power gets me into the BIOS! Everything looks good, but there is no way to update the BIOS (on A27 anyway) from that menu. Once I exit, it’s...

Re: Vizio e600i-b3 Power Supply Repair

I know this is an old thread, but I have this model that failed recently with the same measurements on CN201 and CN301. After tracing through the power supply, since I had no schematic, I discovered that D106 had a diode mode reading of 1.39V instead of around .59V. This diode, just a 1N4007, had a cathode reading of .27V when the unit was plugged in. If you looked closely, you could see each end of the diode leads had caused slight localized ‘browning’ of the white PCB as if it had gotten hot at some point. After replacing the...