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Window Manager
Brian Livingston
A sharper-image catalog

THIS WEEK I conclude my series on fine-tuning the flat-panel displays that Windows users are buying in droves. As usual, my readers have the last word, with a litany of tips they share for a sharper image.

Donald Tsao reports on the dangers he found when connecting his LCD through other gizmos. "The images had a ghost around them, like those on TV," he writes. "Finally, it was determined that sharing the LCD through a mechanical switch box was the problem. The ghost disappeared after I connected the LCD directly to my video card."

A Web designer who goes by the name Serenata says a 17-inch LCD he purchased was driving him crazy with its flickering at the cursor point upon every keystroke. "Finally, a technician explained that it refreshed differently than CRTs, in that it only refreshed at the point on the screen where changes occurred, hence the flicker with every letter typed," he says. "He also acknowledged that they had an entire order from a large investment firm (over 500 units) returned because their users were complaining about it." Buying a different brand corrected the problem.

I ran this past Raymond Soneira, president of DisplayMate Technologies, maker of the utility I used for testing purposes that I've mentioned in previous columns. "Blinking that's correlated with screen changes is often a driver issue," he opines. "There might be problems with the blink-rate beating with the panel's internal refresh rate. Substitute a CRT, and if the problem goes away it's an LCD artifact; otherwise it's a video board, driver, or application program artifact."

Speaking of DisplayMate, some readers questioned the $495 cost of the advanced Multimedia Edition I used for my tests. Soneira assures me that the basic product, which can be downloaded from www.displaymate.com for $69, is all that most end-users need to tune LCDs, particularly the included Sharpness and Resolution tests.

Other readers, however -- always keen on a bargain -- praised freebies that meet their needs.

Mark Latham likes Nokia Test -- freeware from the company of the same name -- that helps you adjust any monitor. The 455KB file is downloadable from freepctech.com/rode/004.shtml.

Barry Watzman is partial to CRTAT (CRT Alignment Tests), an oldie but goodie available at www.winsite.com/bin/Info?500000030936.

And for an ideal (cheapo) test pattern, you can click Start, Shut Down and use Windows' dim checkerboard pattern to adjust your LCD's phase settings. Courtney Goodin was the first to suggest this, and says a light, solid background works best. You simply cancel out of Shut Down when done.

Readers Tsao, Serenata, Latham, Watzman, and Goodin will receive a free gift certificate good for any book, CD, or DVD of their choice for being the first to send me tips I printed.



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