Yeah, I went with the refund as I'm no longer confident about the panel, and got the power supply board on my 2407WFP fixed. Going to hold off a few more years until prices drop further, and RGB LEDs show up in affordable IPS panels.
The zr2740w has WLEDs, and the backlight DID work fine...
Regarding the HP 2740w? Make sure you order from a reputable site that'll take it back if needed.
I bought one of these monitors new, only to find out it doesn't display any sort of picture regardless of system tested on or DVI-D / displayport cable utilized. The monitor itself was...